增加通用工具模块

generic-parent/common/.gitignore

@@ -0,0 +1,33 @@
+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

generic-parent/common/.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.7/apache-maven-3.8.7-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.1/maven-wrapper-3.1.1.jar

generic-parent/common/mvnw

@@ -0,0 +1,316 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven Start Up Batch script
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   M2_HOME - location of maven2's installed home dir
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /usr/local/etc/mavenrc ] ; then
+    . /usr/local/etc/mavenrc
+  fi
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "`uname`" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+    # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
+    # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
+    if [ -z "$JAVA_HOME" ]; then
+      if [ -x "/usr/libexec/java_home" ]; then
+        export JAVA_HOME="`/usr/libexec/java_home`"
+      else
+        export JAVA_HOME="/Library/Java/Home"
+      fi
+    fi
+    ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=`java-config --jre-home`
+  fi
+fi
+
+if [ -z "$M2_HOME" ] ; then
+  ## resolve links - $0 may be a link to maven's home
+  PRG="$0"
+
+  # need this for relative symlinks
+  while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+      PRG="$link"
+    else
+      PRG="`dirname "$PRG"`/$link"
+    fi
+  done
+
+  saveddir=`pwd`
+
+  M2_HOME=`dirname "$PRG"`/..
+
+  # make it fully qualified
+  M2_HOME=`cd "$M2_HOME" && pwd`
+
+  cd "$saveddir"
+  # echo Using m2 at $M2_HOME
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --unix "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
+fi
+
+# For Mingw, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME="`(cd "$M2_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="`which javac`"
+  if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=`which readlink`
+    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
+      if $darwin ; then
+        javaHome="`dirname \"$javaExecutable\"`"
+        javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
+      else
+        javaExecutable="`readlink -f \"$javaExecutable\"`"
+      fi
+      javaHome="`dirname \"$javaExecutable\"`"
+      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  if [ -n "$JAVA_HOME"  ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="`\\unset -f command; \\command -v java`"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+
+  if [ -z "$1" ]
+  then
+    echo "Path not specified to find_maven_basedir"
+    return 1
+  fi
+
+  basedir="$1"
+  wdir="$1"
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    # workaround for JBEAP-8937 (on Solaris 10/Sparc)
+    if [ -d "${wdir}" ]; then
+      wdir=`cd "$wdir/.."; pwd`
+    fi
+    # end of workaround
+  done
+  echo "${basedir}"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    echo "$(tr -s '\n' ' ' < "$1")"
+  fi
+}
+
+BASE_DIR=`find_maven_basedir "$(pwd)"`
+if [ -z "$BASE_DIR" ]; then
+  exit 1;
+fi
+
+##########################################################################################
+# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+# This allows using the maven wrapper in projects that prohibit checking in binary data.
+##########################################################################################
+if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Found .mvn/wrapper/maven-wrapper.jar"
+    fi
+else
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..."
+    fi
+    if [ -n "$MVNW_REPOURL" ]; then
+      jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+    else
+      jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+    fi
+    while IFS="=" read key value; do
+      case "$key" in (wrapperUrl) jarUrl="$value"; break ;;
+      esac
+    done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties"
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Downloading from: $jarUrl"
+    fi
+    wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar"
+    if $cygwin; then
+      wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"`
+    fi
+
+    if command -v wget > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found wget ... using wget"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        else
+            wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        fi
+    elif command -v curl > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found curl ... using curl"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            curl -o "$wrapperJarPath" "$jarUrl" -f
+        else
+            curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f
+        fi
+
+    else
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Falling back to using Java to download"
+        fi
+        javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
+        # For Cygwin, switch paths to Windows format before running javac
+        if $cygwin; then
+          javaClass=`cygpath --path --windows "$javaClass"`
+        fi
+        if [ -e "$javaClass" ]; then
+            if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Compiling MavenWrapperDownloader.java ..."
+                fi
+                # Compiling the Java class
+                ("$JAVA_HOME/bin/javac" "$javaClass")
+            fi
+            if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
+                # Running the downloader
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Running MavenWrapperDownloader.java ..."
+                fi
+                ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR")
+            fi
+        fi
+    fi
+fi
+##########################################################################################
+# End of extension
+##########################################################################################
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
+if [ "$MVNW_VERBOSE" = true ]; then
+  echo $MAVEN_PROJECTBASEDIR
+fi
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --path --windows "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
+  [ -n "$MAVEN_PROJECTBASEDIR" ] &&
+    MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"`
+fi
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  $MAVEN_DEBUG_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" \
+  "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"

generic-parent/common/mvnw.cmd

@@ -0,0 +1,188 @@
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Maven Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %*
+if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %*
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+
+FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
+if exist %WRAPPER_JAR% (
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Found %WRAPPER_JAR%
+    )
+) else (
+    if not "%MVNW_REPOURL%" == "" (
+        SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+    )
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Couldn't find %WRAPPER_JAR%, downloading it ...
+        echo Downloading from: %DOWNLOAD_URL%
+    )
+
+    powershell -Command "&{"^
+		"$webclient = new-object System.Net.WebClient;"^
+		"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+		"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+		"}"^
+		"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
+		"}"
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Finished downloading %WRAPPER_JAR%
+    )
+)
+@REM End of extension
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+%MAVEN_JAVA_EXE% ^
+  %JVM_CONFIG_MAVEN_PROPS% ^
+  %MAVEN_OPTS% ^
+  %MAVEN_DEBUG_OPTS% ^
+  -classpath %WRAPPER_JAR% ^
+  "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
+  %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
+if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%"=="on" pause
+
+if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
+
+cmd /C exit /B %ERROR_CODE%

generic-parent/common/pom.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.example</groupId>
+        <artifactId>generic-parent</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+    <groupId>com.example</groupId>
+    <artifactId>common</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>common</name>
+    <description>generic-parent</description>
+    <properties>
+        <java.version>1.8</java.version>
+    </properties>
+    <dependencies>
+
+    </dependencies>
+
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

generic-parent/common/src/main/java/com/example/common/CommonApplication.java

@@ -0,0 +1,13 @@
+package com.example.common;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CommonApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(CommonApplication.class, args);
+    }
+
+}

generic-parent/common/src/main/java/com/example/common/config/AsyncConfig.java

@@ -0,0 +1,9 @@
+package com.example.common.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.scheduling.annotation.EnableAsync;
+
+@Configuration
+@EnableAsync
+public class AsyncConfig {
+}

generic-parent/common/src/main/java/com/example/common/config/CorsConfig.java

@@ -0,0 +1,25 @@
+package com.example.common.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.cors.CorsConfiguration;
+import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
+import org.springframework.web.filter.CorsFilter;
+
+@Configuration
+public class CorsConfig {
+	private CorsConfiguration buildConfig() {
+		CorsConfiguration corsConfiguration = new CorsConfiguration();
+		corsConfiguration.addAllowedOrigin("*"); // 1 设置访问源地址
+		corsConfiguration.addAllowedHeader("*"); // 2 设置访问源请求头
+		corsConfiguration.addAllowedMethod("*"); // 3 设置访问源请求方法
+		return corsConfiguration;
+	}
+
+	@Bean
+	public CorsFilter corsFilter() {
+		UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
+		source.registerCorsConfiguration("/**", buildConfig()); // 4 对接口配置跨域设置
+		return new CorsFilter(source);
+	}
+}

generic-parent/common/src/main/java/com/example/common/config/GlobalExceptionHandler.java

@@ -0,0 +1,76 @@
+package com.example.common.config;
+
+
+import com.example.common.util.ResponseUtil;
+
+
+import org.hibernate.validator.internal.engine.path.PathImpl;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.http.converter.HttpMessageNotReadableException;
+import org.springframework.web.bind.MissingServletRequestParameterException;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;
+
+
+import javax.validation.ConstraintViolation;
+import javax.validation.ConstraintViolationException;
+import javax.validation.ValidationException;
+import java.util.Set;
+
+@ControllerAdvice
+@Order(value = Ordered.LOWEST_PRECEDENCE)
+public class GlobalExceptionHandler {
+
+	@ExceptionHandler(IllegalArgumentException.class)
+	@ResponseBody
+	public Object badArgumentHandler(IllegalArgumentException e) {
+		e.printStackTrace();
+		return ResponseUtil.badArgumentValue();
+	}
+
+	@ExceptionHandler(MethodArgumentTypeMismatchException.class)
+	@ResponseBody
+	public Object badArgumentHandler(MethodArgumentTypeMismatchException e) {
+		e.printStackTrace();
+		return ResponseUtil.badArgumentValue();
+	}
+
+	@ExceptionHandler(MissingServletRequestParameterException.class)
+	@ResponseBody
+	public Object badArgumentHandler(MissingServletRequestParameterException e) {
+		e.printStackTrace();
+		return ResponseUtil.badArgumentValue();
+	}
+
+	@ExceptionHandler(HttpMessageNotReadableException.class)
+	@ResponseBody
+	public Object badArgumentHandler(HttpMessageNotReadableException e) {
+		e.printStackTrace();
+		return ResponseUtil.badArgumentValue();
+	}
+
+	@ExceptionHandler(ValidationException.class)
+	@ResponseBody
+	public Object badArgumentHandler(ValidationException e) {
+		e.printStackTrace();
+		if (e instanceof ConstraintViolationException) {
+			ConstraintViolationException exs = (ConstraintViolationException) e;
+			Set<ConstraintViolation<?>> violations = exs.getConstraintViolations();
+			for (ConstraintViolation<?> item : violations) {
+				String message = ((PathImpl) item.getPropertyPath()).getLeafNode().getName() + item.getMessage();
+				return ResponseUtil.fail(402, message);
+			}
+		}
+		return ResponseUtil.badArgumentValue();
+	}
+
+	@ExceptionHandler(Exception.class)
+	@ResponseBody
+	public Object seriousHandler(Exception e) {
+		e.printStackTrace();
+		return ResponseUtil.serious();
+	}
+}

generic-parent/common/src/main/java/com/example/common/config/JacksonConfig.java

@@ -0,0 +1,57 @@
+package com.example.common.config;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalTimeDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer;
+import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Primary;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.format.DateTimeFormatter;
+
+@Configuration
+public class JacksonConfig {
+
+	@Bean
+	@Primary
+	@Order(Ordered.HIGHEST_PRECEDENCE)
+	public Jackson2ObjectMapperBuilderCustomizer customJackson() {
+		return new Jackson2ObjectMapperBuilderCustomizer() {
+			@Override
+			public void customize(Jackson2ObjectMapperBuilder builder) {
+				builder.serializerByType(LocalDateTime.class,
+						new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+				/*builder.serializerByType(LocalDateTime.class,
+						new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss")));*/
+				builder.serializerByType(LocalDate.class,
+						new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+				builder.serializerByType(LocalTime.class,
+						new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+
+				builder.deserializerByType(LocalDateTime.class,
+						new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+				/*builder.deserializerByType(LocalDateTime.class,
+						new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss")));*/
+				builder.deserializerByType(LocalDate.class,
+						new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+				builder.deserializerByType(LocalTime.class,
+						new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+				builder.serializationInclusion(JsonInclude.Include.NON_NULL);
+				builder.failOnUnknownProperties(false);
+				builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+			}
+		};
+	}
+}

generic-parent/common/src/main/java/com/example/common/config/ValidatorConfiguration.java

@@ -0,0 +1,21 @@
+package com.example.common.config;
+
+import org.hibernate.validator.HibernateValidator;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import javax.validation.Validation;
+import javax.validation.Validator;
+import javax.validation.ValidatorFactory;
+
+@Configuration
+public class ValidatorConfiguration {
+	@Bean
+	public Validator validator() {
+		ValidatorFactory validatorFactory = Validation.byProvider(HibernateValidator.class).configure()
+				.addProperty("hibernate.validator.fail_fast", "true").buildValidatorFactory();
+		Validator validator = validatorFactory.getValidator();
+
+		return validator;
+	}
+}

generic-parent/common/src/main/java/com/example/common/exception/UtilException.java

@@ -0,0 +1,20 @@
+package com.example.common.exception;
+
+/**
+ * 工具类异常
+ */
+public class UtilException extends RuntimeException {
+	private static final long serialVersionUID = 8247610319171014183L;
+
+	public UtilException(Throwable e) {
+		super(e.getMessage(), e);
+	}
+
+	public UtilException(String message) {
+		super(message);
+	}
+
+	public UtilException(String message, Throwable throwable) {
+		super(message, throwable);
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/Base64.java

@@ -0,0 +1,289 @@
+package com.example.common.util;
+
+/**
+ * Base64工具类
+ */
+public final class Base64
+{
+    static private final int     BASELENGTH           = 128;
+    static private final int     LOOKUPLENGTH         = 64;
+    static private final int     TWENTYFOURBITGROUP   = 24;
+    static private final int     EIGHTBIT             = 8;
+    static private final int     SIXTEENBIT           = 16;
+    static private final int     FOURBYTE             = 4;
+    static private final int     SIGN                 = -128;
+    static private final char    PAD                  = '=';
+    static final private byte[]  base64Alphabet       = new byte[BASELENGTH];
+    static final private char[]  lookUpBase64Alphabet = new char[LOOKUPLENGTH];
+
+    static
+    {
+        for (int i = 0; i < BASELENGTH; ++i)
+        {
+            base64Alphabet[i] = -1;
+        }
+        for (int i = 'Z'; i >= 'A'; i--)
+        {
+            base64Alphabet[i] = (byte) (i - 'A');
+        }
+        for (int i = 'z'; i >= 'a'; i--)
+        {
+            base64Alphabet[i] = (byte) (i - 'a' + 26);
+        }
+
+        for (int i = '9'; i >= '0'; i--)
+        {
+            base64Alphabet[i] = (byte) (i - '0' + 52);
+        }
+
+        base64Alphabet['+'] = 62;
+        base64Alphabet['/'] = 63;
+
+        for (int i = 0; i <= 25; i++)
+        {
+            lookUpBase64Alphabet[i] = (char) ('A' + i);
+        }
+
+        for (int i = 26, j = 0; i <= 51; i++, j++)
+        {
+            lookUpBase64Alphabet[i] = (char) ('a' + j);
+        }
+
+        for (int i = 52, j = 0; i <= 61; i++, j++)
+        {
+            lookUpBase64Alphabet[i] = (char) ('0' + j);
+        }
+        lookUpBase64Alphabet[62] = (char) '+';
+        lookUpBase64Alphabet[63] = (char) '/';
+    }
+
+    private static boolean isWhiteSpace(char octect)
+    {
+        return (octect == 0x20 || octect == 0xd || octect == 0xa || octect == 0x9);
+    }
+
+    private static boolean isPad(char octect)
+    {
+        return (octect == PAD);
+    }
+
+    private static boolean isData(char octect)
+    {
+        return (octect < BASELENGTH && base64Alphabet[octect] != -1);
+    }
+
+    /**
+     * Encodes hex octects into Base64
+     *
+     * @param binaryData Array containing binaryData
+     * @return Encoded Base64 array
+     */
+    public static String encode(byte[] binaryData)
+    {
+        if (binaryData == null)
+        {
+            return null;
+        }
+
+        int lengthDataBits = binaryData.length * EIGHTBIT;
+        if (lengthDataBits == 0)
+        {
+            return "";
+        }
+
+        int fewerThan24bits = lengthDataBits % TWENTYFOURBITGROUP;
+        int numberTriplets = lengthDataBits / TWENTYFOURBITGROUP;
+        int numberQuartet = fewerThan24bits != 0 ? numberTriplets + 1 : numberTriplets;
+        char encodedData[] = null;
+
+        encodedData = new char[numberQuartet * 4];
+
+        byte k = 0, l = 0, b1 = 0, b2 = 0, b3 = 0;
+
+        int encodedIndex = 0;
+        int dataIndex = 0;
+
+        for (int i = 0; i < numberTriplets; i++)
+        {
+            b1 = binaryData[dataIndex++];
+            b2 = binaryData[dataIndex++];
+            b3 = binaryData[dataIndex++];
+
+            l = (byte) (b2 & 0x0f);
+            k = (byte) (b1 & 0x03);
+
+            byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
+            byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4) : (byte) ((b2) >> 4 ^ 0xf0);
+            byte val3 = ((b3 & SIGN) == 0) ? (byte) (b3 >> 6) : (byte) ((b3) >> 6 ^ 0xfc);
+
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val1];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val2 | (k << 4)];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[(l << 2) | val3];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[b3 & 0x3f];
+        }
+
+        // form integral number of 6-bit groups
+        if (fewerThan24bits == EIGHTBIT)
+        {
+            b1 = binaryData[dataIndex];
+            k = (byte) (b1 & 0x03);
+            byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val1];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[k << 4];
+            encodedData[encodedIndex++] = PAD;
+            encodedData[encodedIndex++] = PAD;
+        }
+        else if (fewerThan24bits == SIXTEENBIT)
+        {
+            b1 = binaryData[dataIndex];
+            b2 = binaryData[dataIndex + 1];
+            l = (byte) (b2 & 0x0f);
+            k = (byte) (b1 & 0x03);
+
+            byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
+            byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4) : (byte) ((b2) >> 4 ^ 0xf0);
+
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val1];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val2 | (k << 4)];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[l << 2];
+            encodedData[encodedIndex++] = PAD;
+        }
+        return new String(encodedData);
+    }
+
+    /**
+     * Decodes Base64 data into octects
+     *
+     * @param encoded string containing Base64 data
+     * @return Array containind decoded data.
+     */
+    public static byte[] decode(String encoded)
+    {
+        if (encoded == null)
+        {
+            return null;
+        }
+
+        char[] base64Data = encoded.toCharArray();
+        // remove white spaces
+        int len = removeWhiteSpace(base64Data);
+
+        if (len % FOURBYTE != 0)
+        {
+            return null;// should be divisible by four
+        }
+
+        int numberQuadruple = (len / FOURBYTE);
+
+        if (numberQuadruple == 0)
+        {
+            return new byte[0];
+        }
+
+        byte decodedData[] = null;
+        byte b1 = 0, b2 = 0, b3 = 0, b4 = 0;
+        char d1 = 0, d2 = 0, d3 = 0, d4 = 0;
+
+        int i = 0;
+        int encodedIndex = 0;
+        int dataIndex = 0;
+        decodedData = new byte[(numberQuadruple) * 3];
+
+        for (; i < numberQuadruple - 1; i++)
+        {
+
+            if (!isData((d1 = base64Data[dataIndex++])) || !isData((d2 = base64Data[dataIndex++]))
+                    || !isData((d3 = base64Data[dataIndex++])) || !isData((d4 = base64Data[dataIndex++])))
+            {
+                return null;
+            } // if found "no data" just return null
+
+            b1 = base64Alphabet[d1];
+            b2 = base64Alphabet[d2];
+            b3 = base64Alphabet[d3];
+            b4 = base64Alphabet[d4];
+
+            decodedData[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4);
+            decodedData[encodedIndex++] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf));
+            decodedData[encodedIndex++] = (byte) (b3 << 6 | b4);
+        }
+
+        if (!isData((d1 = base64Data[dataIndex++])) || !isData((d2 = base64Data[dataIndex++])))
+        {
+            return null;// if found "no data" just return null
+        }
+
+        b1 = base64Alphabet[d1];
+        b2 = base64Alphabet[d2];
+
+        d3 = base64Data[dataIndex++];
+        d4 = base64Data[dataIndex++];
+        if (!isData((d3)) || !isData((d4)))
+        {// Check if they are PAD characters
+            if (isPad(d3) && isPad(d4))
+            {
+                if ((b2 & 0xf) != 0)// last 4 bits should be zero
+                {
+                    return null;
+                }
+                byte[] tmp = new byte[i * 3 + 1];
+                System.arraycopy(decodedData, 0, tmp, 0, i * 3);
+                tmp[encodedIndex] = (byte) (b1 << 2 | b2 >> 4);
+                return tmp;
+            }
+            else if (!isPad(d3) && isPad(d4))
+            {
+                b3 = base64Alphabet[d3];
+                if ((b3 & 0x3) != 0)// last 2 bits should be zero
+                {
+                    return null;
+                }
+                byte[] tmp = new byte[i * 3 + 2];
+                System.arraycopy(decodedData, 0, tmp, 0, i * 3);
+                tmp[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4);
+                tmp[encodedIndex] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf));
+                return tmp;
+            }
+            else
+            {
+                return null;
+            }
+        }
+        else
+        { // No PAD e.g 3cQl
+            b3 = base64Alphabet[d3];
+            b4 = base64Alphabet[d4];
+            decodedData[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4);
+            decodedData[encodedIndex++] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf));
+            decodedData[encodedIndex++] = (byte) (b3 << 6 | b4);
+
+        }
+        return decodedData;
+    }
+
+    /**
+     * remove WhiteSpace from MIME containing encoded Base64 data.
+     *
+     * @param data the byte array of base64 data (with WS)
+     * @return the new length
+     */
+    private static int removeWhiteSpace(char[] data)
+    {
+        if (data == null)
+        {
+            return 0;
+        }
+
+        // count characters that's not whitespace
+        int newSize = 0;
+        int len = data.length;
+        for (int i = 0; i < len; i++)
+        {
+            if (!isWhiteSpace(data[i]))
+            {
+                data[newSize++] = data[i];
+            }
+        }
+        return newSize;
+    }
+}

generic-parent/common/src/main/java/com/example/common/util/CharUtil.java

@@ -0,0 +1,29 @@
+package com.example.common.util;
+
+import java.util.Random;
+
+public class CharUtil {
+
+	public static String getRandomString(Integer num) {
+		String base = "abcdefghijklmnopqrstuvwxyz0123456789";
+		Random random = new Random();
+		StringBuffer sb = new StringBuffer();
+		for (int i = 0; i < num; i++) {
+			int number = random.nextInt(base.length());
+			sb.append(base.charAt(number));
+		}
+		return sb.toString();
+	}
+
+	public static String getRandomNum(Integer num) {
+		String base = "0123456789";
+		Random random = new Random();
+		StringBuffer sb = new StringBuffer();
+		for (int i = 0; i < num; i++) {
+			int number = random.nextInt(base.length());
+			sb.append(base.charAt(number));
+		}
+		return sb.toString();
+	}
+
+}

generic-parent/common/src/main/java/com/example/common/util/DateTimeUtil.java

@@ -0,0 +1,45 @@
+package com.example.common.util;
+
+import java.text.SimpleDateFormat;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.Calendar;
+import java.util.Date;
+
+/**
+ * 日期格式化工具类
+ */
+public class DateTimeUtil {
+
+	/**
+	 * 格式 yyyy年MM月dd日 HH:mm:ss
+	 *
+	 * @param dateTime
+	 * @return
+	 */
+	public static String getDateTimeDisplayString(LocalDateTime dateTime) {
+		DateTimeFormatter dtf2 = DateTimeFormatter.ofPattern("yyyy年MM月dd日 HH:mm:ss");
+		String strDate2 = dtf2.format(dateTime);
+
+		return strDate2;
+	}
+
+	public static String getPrevMonthEndDay() {
+		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+		try {
+			Date date = new Date();
+			Calendar c = Calendar.getInstance();
+			// 设置为指定日期
+			c.setTime(date);
+			// 指定日期月份减去一
+			c.add(Calendar.MONTH, -1);
+			// 指定日期月份减去一后的 最大天数
+			c.set(Calendar.DATE, c.getActualMaximum(Calendar.DATE));
+			// 获取最终的时间
+			Date lastDateOfPrevMonth = c.getTime();
+			return sdf.format(lastDateOfPrevMonth);
+		} catch (Exception e) {
+			return null;
+		}
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/HttpUtil.java

@@ -0,0 +1,88 @@
+package com.example.common.util;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.Map;
+
+/**
+ * 向指定 URL 发送POST方法的请求
+ *
+ * @return 远程资源的响应结果
+ */
+public class HttpUtil {
+	/**
+	 * 向指定 URL 发送POST方法的请求
+	 *
+	 * @param url
+	 *            发送请求的 URL
+	 * @param params
+	 *            请求的参数集合
+	 * @return 远程资源的响应结果
+	 */
+	@SuppressWarnings("unused")
+	public static String sendPost(String url, Map<String, String> params) {
+		OutputStreamWriter out = null;
+		BufferedReader in = null;
+		StringBuilder result = new StringBuilder();
+		try {
+			URL realUrl = new URL(url);
+			HttpURLConnection conn = (HttpURLConnection) realUrl.openConnection();
+			// 发送POST请求必须设置如下两行
+			conn.setDoOutput(true);
+			conn.setDoInput(true);
+			// POST方法
+			conn.setRequestMethod("POST");
+			// 设置通用的请求属性
+			conn.setRequestProperty("accept", "*/*");
+			conn.setRequestProperty("connection", "Keep-Alive");
+			conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
+			conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
+			conn.connect();
+			// 获取URLConnection对象对应的输出流
+			out = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
+			// 发送请求参数
+			if (params != null) {
+				StringBuilder param = new StringBuilder();
+				for (Map.Entry<String, String> entry : params.entrySet()) {
+					if (param.length() > 0) {
+						param.append("&");
+					}
+					param.append(entry.getKey());
+					param.append("=");
+					param.append(entry.getValue());
+					// System.out.println(entry.getKey()+":"+entry.getValue());
+				}
+				// System.out.println("param:"+param.toString());
+				out.write(param.toString());
+			}
+			// flush输出流的缓冲
+			out.flush();
+			// 定义BufferedReader输入流来读取URL的响应
+			in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
+			String line;
+			while ((line = in.readLine()) != null) {
+				result.append(line);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		// 使用finally块来关闭输出流、输入流
+		finally {
+			try {
+				if (out != null) {
+					out.close();
+				}
+				if (in != null) {
+					in.close();
+				}
+			} catch (IOException ex) {
+				ex.printStackTrace();
+			}
+		}
+		return result.toString();
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/JacksonUtil.java

@@ -0,0 +1,145 @@
+package com.example.common.util;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+import java.util.List;
+
+public class JacksonUtil {
+	public static String parseString(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+			if (leaf != null)
+				return leaf.asText();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static List<String> parseStringList(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+
+			if (leaf != null)
+				return mapper.convertValue(leaf, new TypeReference<List<String>>() {
+				});
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static Integer parseInteger(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+			if (leaf != null)
+				return leaf.asInt();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static List<Integer> parseIntegerList(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+
+			if (leaf != null)
+				return mapper.convertValue(leaf, new TypeReference<List<Integer>>() {
+				});
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static Boolean parseBoolean(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+			if (leaf != null)
+				return leaf.asBoolean();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static Short parseShort(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+			if (leaf != null) {
+				Integer value = leaf.asInt();
+				return value.shortValue();
+			}
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static Byte parseByte(String body, String field) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			JsonNode leaf = node.get(field);
+			if (leaf != null) {
+				Integer value = leaf.asInt();
+				return value.byteValue();
+			}
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static <T> T parseObject(String body, String field, Class<T> clazz) {
+		ObjectMapper mapper = new ObjectMapper();
+		JsonNode node = null;
+		try {
+			node = mapper.readTree(body);
+			node = node.get(field);
+			return mapper.treeToValue(node, clazz);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static Object toNode(String json) {
+		if (json == null) {
+			return null;
+		}
+		ObjectMapper mapper = new ObjectMapper();
+		try {
+			JsonNode jsonNode = mapper.readTree(json);
+			return jsonNode;
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+
+		return null;
+	}
+
+}

generic-parent/common/src/main/java/com/example/common/util/RegexUtil.java

@@ -0,0 +1,351 @@
+package com.example.common.util;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+
+public class RegexUtil {
+
+	/**
+	 * Regex of simple mobile.
+	 */
+	public static final String REGEX_MOBILE_SIMPLE = "^[1]\\d{10}$";
+
+	public static final String REGEX_MOBILE_EXACT = "^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(16[6])|(17[0,1,3,5-8])|(18[0-9])|(19[8,9]))\\d{8}$";
+	/**
+	 * Regex of telephone number.
+	 */
+	public static final String REGEX_TEL = "^0\\d{2,3}[- ]?\\d{7,8}";
+	/**
+	 * Regex of id card number which length is 15.
+	 */
+	public static final String REGEX_ID_CARD15 = "^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$";
+	/**
+	 * Regex of id card number which length is 18.
+	 */
+	public static final String REGEX_ID_CARD18 = "^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([0-9Xx])$";
+	/**
+	 * Regex of email.
+	 */
+	public static final String REGEX_EMAIL = "^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$";
+	/**
+	 * Regex of url.
+	 */
+	public static final String REGEX_URL = "[a-zA-z]+://[^\\s]*";
+	/**
+	 * Regex of Chinese character.
+	 */
+	public static final String REGEX_ZH = "^[\\u4e00-\\u9fa5]+$";
+	/**
+	 * Regex of username.
+	 * <p>
+	 * scope for "a-z", "A-Z", "0-9", "_", "Chinese character"
+	 * </p>
+	 * <p>
+	 * can't end with "_"
+	 * </p>
+	 * <p>
+	 * length is between 6 to 20
+	 * </p>
+	 */
+	public static final String REGEX_USERNAME = "^[\\w\\u4e00-\\u9fa5]{6,20}(?<!_)$";
+	/**
+	 * Regex of date which pattern is "yyyy-MM-dd".
+	 */
+	public static final String REGEX_DATE = "^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-8])|(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)-02-29)$";
+	/**
+	 * Regex of ip address.
+	 */
+	public static final String REGEX_IP = "((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)";
+
+	///////////////////////////////////////////////////////////////////////////
+	// The following come from http://tool.oschina.net/regex
+	///////////////////////////////////////////////////////////////////////////
+
+	/**
+	 * Regex of double-byte characters.
+	 */
+	public static final String REGEX_DOUBLE_BYTE_CHAR = "[^\\x00-\\xff]";
+	/**
+	 * Regex of blank line.
+	 */
+	public static final String REGEX_BLANK_LINE = "\\n\\s*\\r";
+	/**
+	 * Regex of QQ number.
+	 */
+	public static final String REGEX_QQ_NUM = "[1-9][0-9]{4,}";
+	/**
+	 * Regex of postal code in China.
+	 */
+	public static final String REGEX_CHINA_POSTAL_CODE = "[1-9]\\d{5}(?!\\d)";
+	/**
+	 * Regex of positive integer.
+	 */
+	public static final String REGEX_POSITIVE_INTEGER = "^[1-9]\\d*$";
+	/**
+	 * Regex of negative integer.
+	 */
+	public static final String REGEX_NEGATIVE_INTEGER = "^-[1-9]\\d*$";
+	/**
+	 * Regex of integer.
+	 */
+	public static final String REGEX_INTEGER = "^-?[1-9]\\d*$";
+	/**
+	 * Regex of non-negative integer.
+	 */
+	public static final String REGEX_NOT_NEGATIVE_INTEGER = "^[1-9]\\d*|0$";
+	/**
+	 * Regex of non-positive integer.
+	 */
+	public static final String REGEX_NOT_POSITIVE_INTEGER = "^-[1-9]\\d*|0$";
+	/**
+	 * Regex of positive float.
+	 */
+	public static final String REGEX_POSITIVE_FLOAT = "^[1-9]\\d*\\.\\d*|0\\.\\d*[1-9]\\d*$";
+	/**
+	 * Regex of negative float.
+	 */
+	public static final String REGEX_NEGATIVE_FLOAT = "^-[1-9]\\d*\\.\\d*|-0\\.\\d*[1-9]\\d*$";
+
+	private RegexUtil() {
+		throw new UnsupportedOperationException("u can't instantiate me...");
+	}
+
+	///////////////////////////////////////////////////////////////////////////
+	// If u want more please visit http://toutiao.com/i6231678548520731137
+	///////////////////////////////////////////////////////////////////////////
+
+	/**
+	 * Return whether input matches regex of simple mobile.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isMobileSimple(final CharSequence input) {
+		return isMatch(REGEX_MOBILE_SIMPLE, input);
+	}
+
+	/**
+	 * Return whether input matches regex of exact mobile.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isMobileExact(final CharSequence input) {
+		return isMatch(REGEX_MOBILE_EXACT, input);
+	}
+
+	/**
+	 * Return whether input matches regex of telephone number.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isTel(final CharSequence input) {
+		return isMatch(REGEX_TEL, input);
+	}
+
+	/**
+	 * Return whether input matches regex of id card number which length is 15.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isIDCard15(final CharSequence input) {
+		return isMatch(REGEX_ID_CARD15, input);
+	}
+
+	/**
+	 * Return whether input matches regex of id card number which length is 18.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isIDCard18(final CharSequence input) {
+		return isMatch(REGEX_ID_CARD18, input);
+	}
+
+	/**
+	 * Return whether input matches regex of email.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isEmail(final CharSequence input) {
+		return isMatch(REGEX_EMAIL, input);
+	}
+
+	/**
+	 * Return whether input matches regex of url.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isURL(final CharSequence input) {
+		return isMatch(REGEX_URL, input);
+	}
+
+	/**
+	 * Return whether input matches regex of Chinese character.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isZh(final CharSequence input) {
+		return isMatch(REGEX_ZH, input);
+	}
+
+	/**
+	 * Return whether input matches regex of username.
+	 * <p>
+	 * scope for "a-z", "A-Z", "0-9", "_", "Chinese character"
+	 * </p>
+	 * <p>
+	 * can't end with "_"
+	 * </p>
+	 * <p>
+	 * length is between 6 to 20
+	 * </p>
+	 * .
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isUsername(final CharSequence input) {
+		return isMatch(REGEX_USERNAME, input);
+	}
+
+	/**
+	 * Return whether input matches regex of date which pattern is "yyyy-MM-dd".
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isDate(final CharSequence input) {
+		return isMatch(REGEX_DATE, input);
+	}
+
+	/**
+	 * Return whether input matches regex of ip address.
+	 *
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isIP(final CharSequence input) {
+		return isMatch(REGEX_IP, input);
+	}
+
+	/**
+	 * Return whether input matches the regex.
+	 *
+	 * @param regex
+	 *            The regex.
+	 * @param input
+	 *            The input.
+	 * @return {@code true}: yes<br>
+	 * 		{@code false}: no
+	 */
+	public static boolean isMatch(final String regex, final CharSequence input) {
+		return input != null && input.length() > 0 && Pattern.matches(regex, input);
+	}
+
+	/**
+	 * Return the list of input matches the regex.
+	 *
+	 * @param regex
+	 *            The regex.
+	 * @param input
+	 *            The input.
+	 * @return the list of input matches the regex
+	 */
+	public static List<String> getMatches(final String regex, final CharSequence input) {
+		if (input == null)
+			return Collections.emptyList();
+		List<String> matches = new ArrayList<>();
+		Pattern pattern = Pattern.compile(regex);
+		Matcher matcher = pattern.matcher(input);
+		while (matcher.find()) {
+			matches.add(matcher.group());
+		}
+		return matches;
+	}
+
+	/**
+	 * Splits input around matches of the regex.
+	 *
+	 * @param input
+	 *            The input.
+	 * @param regex
+	 *            The regex.
+	 * @return the array of strings computed by splitting input around matches of
+	 *         regex
+	 */
+	public static String[] getSplits(final String input, final String regex) {
+		if (input == null)
+			return new String[0];
+		return input.split(regex);
+	}
+
+	/**
+	 * Replace the first subsequence of the input sequence that matches the regex
+	 * with the given replacement string.
+	 *
+	 * @param input
+	 *            The input.
+	 * @param regex
+	 *            The regex.
+	 * @param replacement
+	 *            The replacement string.
+	 * @return the string constructed by replacing the first matching subsequence by
+	 *         the replacement string, substituting captured subsequences as needed
+	 */
+	public static String getReplaceFirst(final String input, final String regex, final String replacement) {
+		if (input == null)
+			return "";
+		return Pattern.compile(regex).matcher(input).replaceFirst(replacement);
+	}
+
+	/**
+	 * Replace every subsequence of the input sequence that matches the pattern with
+	 * the given replacement string.
+	 *
+	 * @param input
+	 *            The input.
+	 * @param regex
+	 *            The regex.
+	 * @param replacement
+	 *            The replacement string.
+	 * @return the string constructed by replacing each matching subsequence by the
+	 *         replacement string, substituting captured subsequences as needed
+	 */
+	public static String getReplaceAll(final String input, final String regex, final String replacement) {
+		if (input == null)
+			return "";
+		return Pattern.compile(regex).matcher(input).replaceAll(replacement);
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/ResponseUtil.java

@@ -0,0 +1,108 @@
+package com.example.common.util;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 响应操作结果
+ * 
+ * <pre>
+ *  {
+ *      errno： 错误码，
+ *      errmsg：错误消息，
+ *      data：  响应数据
+ *  }
+ * </pre>
+ *
+ * <p>
+ * 错误码：
+ * <ul>
+ * <li>0，成功；
+ * <li>4xx，前端错误，说明前端开发者需要重新了解后端接口使用规范：
+ * <ul>
+ * <li>401，参数错误，即前端没有传递后端需要的参数；
+ * <li>402，参数值错误，即前端传递的参数值不符合后端接收范围。
+ * </ul>
+ * <li>5xx，后端错误，除501外，说明后端开发者应该继续优化代码，尽量避免返回后端错误码：
+ * <ul>
+ * <li>501，验证失败，即后端要求用户登录；
+ * <li>502，系统内部错误，即没有合适命名的后端内部错误；
+ * <li>503，业务不支持，即后端虽然定义了接口，但是还没有实现功能；
+ * <li>504，更新数据失效，即后端采用了乐观锁更新，而并发更新时存在数据更新失效；
+ * <li>505，更新数据失败，即后端数据库更新失败（正常情况应该更新成功）。
+ * </ul>
+ * <li>6xx，小商城后端业务错误码， 具体见Dts-admin-api模块的AdminResponseCode。
+ * <li>7xx，管理后台后端业务错误码， 具体见Dts-wx-api模块的WxResponseCode。
+ * </ul>
+ */
+public class ResponseUtil {
+	public static Object ok() {
+		Map<String, Object> obj = new HashMap<String, Object>();
+		obj.put("errno", 0);
+		obj.put("errmsg", "成功");
+		return obj;
+	}
+
+	public static Object ok(Object data) {
+		Map<String, Object> obj = new HashMap<String, Object>();
+		obj.put("errno", 0);
+		obj.put("errmsg", "成功");
+		obj.put("data", data);
+		return obj;
+	}
+
+	public static Object ok(String errmsg, Object data) {
+		Map<String, Object> obj = new HashMap<String, Object>();
+		obj.put("errno", 0);
+		obj.put("errmsg", errmsg);
+		obj.put("data", data);
+		return obj;
+	}
+
+	public static Object fail() {
+		Map<String, Object> obj = new HashMap<String, Object>();
+		obj.put("errno", -1);
+		obj.put("errmsg", "错误");
+		return obj;
+	}
+
+	public static Object fail(int errno, String errmsg) {
+		Map<String, Object> obj = new HashMap<String, Object>();
+		obj.put("errno", errno);
+		obj.put("errmsg", errmsg);
+		return obj;
+	}
+
+	public static Object badArgument() {
+		return fail(401, "参数不对");
+	}
+
+	public static Object badArgumentValue() {
+		return fail(402, "参数值不对");
+	}
+
+	public static Object unlogin() {
+		return fail(501, "请登录");
+	}
+
+	public static Object serious() {
+		return fail(502, "系统内部错误");
+	}
+
+	public static Object unsupport() {
+		return fail(503, "业务不支持");
+	}
+
+	public static Object updatedDateExpired() {
+		return fail(504, "更新数据已经失效");
+	}
+
+	public static Object updatedDataFailed() {
+		return fail(505, "更新数据失败");
+	}
+
+	public static Object unauthz() {
+		return fail(506, "无操作权限");
+	}
+
+}

generic-parent/common/src/main/java/com/example/common/util/SystemInfoPrinter.java

@@ -0,0 +1,69 @@
+package com.example.common.util;
+
+import java.util.Map;
+
+public class SystemInfoPrinter {
+	public static final String CREATE_PART_COPPER = "XOXOXOXOX";
+
+	private static int maxSize = 0;
+
+	public static void printInfo(String title, Map<String, String> infos) {
+		setMaxSize(infos);
+
+		printHeader(title);
+
+		for (Map.Entry<String, String> entry : infos.entrySet()) {
+			printLine(entry.getKey(), entry.getValue());
+		}
+
+		printEnd();
+	}
+
+	private static void setMaxSize(Map<String, String> infos) {
+		for (Map.Entry<String, String> entry : infos.entrySet()) {
+			if (entry.getValue() == null)
+				continue;
+
+			int size = entry.getKey().length() + entry.getValue().length();
+
+			if (size > maxSize)
+				maxSize = size;
+		}
+
+		maxSize = maxSize + 30;
+	}
+
+	private static void printHeader(String title) {
+		System.out.println(getLineCopper());
+		System.out.println("");
+		System.out.println("              " + title);
+		System.out.println("");
+	}
+
+	private static void printEnd() {
+		System.out.println("  ");
+		System.out.println(getLineCopper());
+	}
+
+	private static String getLineCopper() {
+		String copper = "";
+		for (int i = 0; i < maxSize; i++) {
+			copper += "=";
+		}
+
+		return copper;
+	}
+
+	private static void printLine(String head, String line) {
+		if (line == null)
+			return;
+
+		if (head.startsWith(CREATE_PART_COPPER)) {
+			System.out.println("");
+			System.out.println("    [[  " + line + "  ]]");
+			System.out.println("");
+		} else {
+			System.out.println("    " + head + "        ->        " + line);
+		}
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/UUID.java

@@ -0,0 +1,447 @@
+package com.example.common.util;
+
+
+
+import com.example.common.exception.UtilException;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+import java.util.Random;
+import java.util.concurrent.ThreadLocalRandom;
+
+/**
+ * 提供通用唯一识别码（universally unique identifier）（UUID）实现
+ *
+ * @author ruoyi
+ */
+public final class UUID implements java.io.Serializable, Comparable<UUID> {
+	private static final long serialVersionUID = -1185015143654744140L;
+
+	/**
+	 * SecureRandom 的单例
+	 *
+	 */
+	private static class Holder {
+		static final SecureRandom numberGenerator = getSecureRandom();
+	}
+
+	/** 此UUID的最高64有效位 */
+	private final long mostSigBits;
+
+	/** 此UUID的最低64有效位 */
+	private final long leastSigBits;
+
+	/**
+	 * 私有构造
+	 * 
+	 * @param data 数据
+	 */
+	private UUID(byte[] data) {
+		long msb = 0;
+		long lsb = 0;
+		assert data.length == 16 : "data must be 16 bytes in length";
+		for (int i = 0; i < 8; i++) {
+			msb = (msb << 8) | (data[i] & 0xff);
+		}
+		for (int i = 8; i < 16; i++) {
+			lsb = (lsb << 8) | (data[i] & 0xff);
+		}
+		this.mostSigBits = msb;
+		this.leastSigBits = lsb;
+	}
+
+	/**
+	 * 使用指定的数据构造新的 UUID。
+	 *
+	 * @param mostSigBits  用于 {@code UUID} 的最高有效 64 位
+	 * @param leastSigBits 用于 {@code UUID} 的最低有效 64 位
+	 */
+	public UUID(long mostSigBits, long leastSigBits) {
+		this.mostSigBits = mostSigBits;
+		this.leastSigBits = leastSigBits;
+	}
+
+	/**
+	 * 获取类型 4（伪随机生成的）UUID 的静态工厂。 使用加密的本地线程伪随机数生成器生成该 UUID。
+	 * 
+	 * @return 随机生成的 {@code UUID}
+	 */
+	public static UUID fastUUID() {
+		return randomUUID(false);
+	}
+
+	/**
+	 * 获取类型 4（伪随机生成的）UUID 的静态工厂。 使用加密的强伪随机数生成器生成该 UUID。
+	 * 
+	 * @return 随机生成的 {@code UUID}
+	 */
+	public static UUID randomUUID() {
+		return randomUUID(true);
+	}
+
+	/**
+	 * 获取类型 4（伪随机生成的）UUID 的静态工厂。 使用加密的强伪随机数生成器生成该 UUID。
+	 * 
+	 * @param isSecure 是否使用{@link SecureRandom}如果是可以获得更安全的随机码，否则可以得到更好的性能
+	 * @return 随机生成的 {@code UUID}
+	 */
+	public static UUID randomUUID(boolean isSecure) {
+		final Random ng = isSecure ? Holder.numberGenerator : getRandom();
+
+		byte[] randomBytes = new byte[16];
+		ng.nextBytes(randomBytes);
+		randomBytes[6] &= 0x0f; /* clear version */
+		randomBytes[6] |= 0x40; /* set to version 4 */
+		randomBytes[8] &= 0x3f; /* clear variant */
+		randomBytes[8] |= 0x80; /* set to IETF variant */
+		return new UUID(randomBytes);
+	}
+
+	/**
+	 * 根据指定的字节数组获取类型 3（基于名称的）UUID 的静态工厂。
+	 *
+	 * @param name 用于构造 UUID 的字节数组。
+	 *
+	 * @return 根据指定数组生成的 {@code UUID}
+	 */
+	public static UUID nameUUIDFromBytes(byte[] name) {
+		MessageDigest md;
+		try {
+			md = MessageDigest.getInstance("MD5");
+		} catch (NoSuchAlgorithmException nsae) {
+			throw new InternalError("MD5 not supported");
+		}
+		byte[] md5Bytes = md.digest(name);
+		md5Bytes[6] &= 0x0f; /* clear version */
+		md5Bytes[6] |= 0x30; /* set to version 3 */
+		md5Bytes[8] &= 0x3f; /* clear variant */
+		md5Bytes[8] |= 0x80; /* set to IETF variant */
+		return new UUID(md5Bytes);
+	}
+
+	/**
+	 * 根据 {@link #toString()} 方法中描述的字符串标准表示形式创建{@code UUID}。
+	 *
+	 * @param name 指定 {@code UUID} 字符串
+	 * @return 具有指定值的 {@code UUID}
+	 * @throws IllegalArgumentException 如果 name 与 {@link #toString}
+	 *                                  中描述的字符串表示形式不符抛出此异常
+	 *
+	 */
+	public static UUID fromString(String name) {
+		String[] components = name.split("-");
+		if (components.length != 5) {
+			throw new IllegalArgumentException("Invalid UUID string: " + name);
+		}
+		for (int i = 0; i < 5; i++) {
+			components[i] = "0x" + components[i];
+		}
+
+		long mostSigBits = Long.decode(components[0]).longValue();
+		mostSigBits <<= 16;
+		mostSigBits |= Long.decode(components[1]).longValue();
+		mostSigBits <<= 16;
+		mostSigBits |= Long.decode(components[2]).longValue();
+
+		long leastSigBits = Long.decode(components[3]).longValue();
+		leastSigBits <<= 48;
+		leastSigBits |= Long.decode(components[4]).longValue();
+
+		return new UUID(mostSigBits, leastSigBits);
+	}
+
+	/**
+	 * 返回此 UUID 的 128 位值中的最低有效 64 位。
+	 *
+	 * @return 此 UUID 的 128 位值中的最低有效 64 位。
+	 */
+	public long getLeastSignificantBits() {
+		return leastSigBits;
+	}
+
+	/**
+	 * 返回此 UUID 的 128 位值中的最高有效 64 位。
+	 *
+	 * @return 此 UUID 的 128 位值中最高有效 64 位。
+	 */
+	public long getMostSignificantBits() {
+		return mostSigBits;
+	}
+
+	/**
+	 * 与此 {@code UUID} 相关联的版本号. 版本号描述此 {@code UUID} 是如何生成的。
+	 * <p>
+	 * 版本号具有以下含意:
+	 * <ul>
+	 * <li>1 基于时间的 UUID
+	 * <li>2 DCE 安全 UUID
+	 * <li>3 基于名称的 UUID
+	 * <li>4 随机生成的 UUID
+	 * </ul>
+	 *
+	 * @return 此 {@code UUID} 的版本号
+	 */
+	public int version() {
+		// Version is bits masked by 0x000000000000F000 in MS long
+		return (int) ((mostSigBits >> 12) & 0x0f);
+	}
+
+	/**
+	 * 与此 {@code UUID} 相关联的变体号。变体号描述 {@code UUID} 的布局。
+	 * <p>
+	 * 变体号具有以下含意：
+	 * <ul>
+	 * <li>0 为 NCS 向后兼容保留
+	 * <li>2 <a href=
+	 * "http://www.ietf.org/rfc/rfc4122.txt">IETF&nbsp;RFC&nbsp;4122</a>(Leach-Salz),
+	 * 用于此类
+	 * <li>6 保留，微软向后兼容
+	 * <li>7 保留供以后定义使用
+	 * </ul>
+	 *
+	 * @return 此 {@code UUID} 相关联的变体号
+	 */
+	public int variant() {
+		// This field is composed of a varying number of bits.
+		// 0 - - Reserved for NCS backward compatibility
+		// 1 0 - The IETF aka Leach-Salz variant (used by this class)
+		// 1 1 0 Reserved, Microsoft backward compatibility
+		// 1 1 1 Reserved for future definition.
+		return (int) ((leastSigBits >>> (64 - (leastSigBits >>> 62))) & (leastSigBits >> 63));
+	}
+
+	/**
+	 * 与此 UUID 相关联的时间戳值。
+	 *
+	 * <p>
+	 * 60 位的时间戳值根据此 {@code UUID} 的 time_low、time_mid 和 time_hi 字段构造。<br>
+	 * 所得到的时间戳以 100 毫微秒为单位，从 UTC（通用协调时间） 1582 年 10 月 15 日零时开始。
+	 *
+	 * <p>
+	 * 时间戳值仅在在基于时间的 UUID（其 version 类型为 1）中才有意义。<br>
+	 * 如果此 {@code UUID} 不是基于时间的 UUID，则此方法抛出 UnsupportedOperationException。
+	 *
+	 * @throws UnsupportedOperationException 如果此 {@code UUID} 不是 version 为 1 的 UUID。
+	 */
+	public long timestamp() throws UnsupportedOperationException {
+		checkTimeBase();
+		return (mostSigBits & 0x0FFFL) << 48//
+				| ((mostSigBits >> 16) & 0x0FFFFL) << 32//
+				| mostSigBits >>> 32;
+	}
+
+	/**
+	 * 与此 UUID 相关联的时钟序列值。
+	 *
+	 * <p>
+	 * 14 位的时钟序列值根据此 UUID 的 clock_seq 字段构造。clock_seq 字段用于保证在基于时间的 UUID 中的时间唯一性。
+	 * <p>
+	 * {@code clockSequence} 值仅在基于时间的 UUID（其 version 类型为 1）中才有意义。 如果此 UUID 不是基于时间的
+	 * UUID，则此方法抛出 UnsupportedOperationException。
+	 *
+	 * @return 此 {@code UUID} 的时钟序列
+	 *
+	 * @throws UnsupportedOperationException 如果此 UUID 的 version 不为 1
+	 */
+	public int clockSequence() throws UnsupportedOperationException {
+		checkTimeBase();
+		return (int) ((leastSigBits & 0x3FFF000000000000L) >>> 48);
+	}
+
+	/**
+	 * 与此 UUID 相关的节点值。
+	 *
+	 * <p>
+	 * 48 位的节点值根据此 UUID 的 node 字段构造。此字段旨在用于保存机器的 IEEE 802 地址，该地址用于生成此 UUID 以保证空间唯一性。
+	 * <p>
+	 * 节点值仅在基于时间的 UUID（其 version 类型为 1）中才有意义。<br>
+	 * 如果此 UUID 不是基于时间的 UUID，则此方法抛出 UnsupportedOperationException。
+	 *
+	 * @return 此 {@code UUID} 的节点值
+	 *
+	 * @throws UnsupportedOperationException 如果此 UUID 的 version 不为 1
+	 */
+	public long node() throws UnsupportedOperationException {
+		checkTimeBase();
+		return leastSigBits & 0x0000FFFFFFFFFFFFL;
+	}
+
+	/**
+	 * 返回此{@code UUID} 的字符串表现形式。
+	 *
+	 * <p>
+	 * UUID 的字符串表示形式由此 BNF 描述：
+	 * 
+	 * <pre>
+	 * {@code
+	 * UUID                   = <time_low>-<time_mid>-<time_high_and_version>-<variant_and_sequence>-<node>
+	 * time_low               = 4*<hexOctet>
+	 * time_mid               = 2*<hexOctet>
+	 * time_high_and_version  = 2*<hexOctet>
+	 * variant_and_sequence   = 2*<hexOctet>
+	 * node                   = 6*<hexOctet>
+	 * hexOctet               = <hexDigit><hexDigit>
+	 * hexDigit               = [0-9a-fA-F]
+	 * }
+	 * </pre>
+	 * 
+	 * </blockquote>
+	 *
+	 * @return 此{@code UUID} 的字符串表现形式
+	 * @see #toString(boolean)
+	 */
+	@Override
+	public String toString() {
+		return toString(false);
+	}
+
+	/**
+	 * 返回此{@code UUID} 的字符串表现形式。
+	 *
+	 * <p>
+	 * UUID 的字符串表示形式由此 BNF 描述：
+	 * 
+	 * <pre>
+	 * {@code
+	 * UUID                   = <time_low>-<time_mid>-<time_high_and_version>-<variant_and_sequence>-<node>
+	 * time_low               = 4*<hexOctet>
+	 * time_mid               = 2*<hexOctet>
+	 * time_high_and_version  = 2*<hexOctet>
+	 * variant_and_sequence   = 2*<hexOctet>
+	 * node                   = 6*<hexOctet>
+	 * hexOctet               = <hexDigit><hexDigit>
+	 * hexDigit               = [0-9a-fA-F]
+	 * }
+	 * </pre>
+	 * 
+	 * </blockquote>
+	 *
+	 * @param isSimple 是否简单模式，简单模式为不带'-'的UUID字符串
+	 * @return 此{@code UUID} 的字符串表现形式
+	 */
+	public String toString(boolean isSimple) {
+		final StringBuilder builder = new StringBuilder(isSimple ? 32 : 36);
+		// time_low
+		builder.append(digits(mostSigBits >> 32, 8));
+		if (false == isSimple) {
+			builder.append('-');
+		}
+		// time_mid
+		builder.append(digits(mostSigBits >> 16, 4));
+		if (false == isSimple) {
+			builder.append('-');
+		}
+		// time_high_and_version
+		builder.append(digits(mostSigBits, 4));
+		if (false == isSimple) {
+			builder.append('-');
+		}
+		// variant_and_sequence
+		builder.append(digits(leastSigBits >> 48, 4));
+		if (false == isSimple) {
+			builder.append('-');
+		}
+		// node
+		builder.append(digits(leastSigBits, 12));
+
+		return builder.toString();
+	}
+
+	/**
+	 * 返回此 UUID 的哈希码。
+	 *
+	 * @return UUID 的哈希码值。
+	 */
+	public int hashCode() {
+		long hilo = mostSigBits ^ leastSigBits;
+		return ((int) (hilo >> 32)) ^ (int) hilo;
+	}
+
+	/**
+	 * 将此对象与指定对象比较。
+	 * <p>
+	 * 当且仅当参数不为 {@code null}、而是一个 UUID 对象、具有与此 UUID 相同的
+	 * varriant、包含相同的值（每一位均相同）时，结果才为 {@code true}。
+	 *
+	 * @param obj 要与之比较的对象
+	 *
+	 * @return 如果对象相同，则返回 {@code true}；否则返回 {@code false}
+	 */
+	public boolean equals(Object obj) {
+		if ((null == obj) || (obj.getClass() != UUID.class)) {
+			return false;
+		}
+		UUID id = (UUID) obj;
+		return (mostSigBits == id.mostSigBits && leastSigBits == id.leastSigBits);
+	}
+
+	// Comparison Operations
+
+	/**
+	 * 将此 UUID 与指定的 UUID 比较。
+	 *
+	 * <p>
+	 * 如果两个 UUID 不同，且第一个 UUID 的最高有效字段大于第二个 UUID 的对应字段，则第一个 UUID 大于第二个 UUID。
+	 *
+	 * @param val 与此 UUID 比较的 UUID
+	 *
+	 * @return 在此 UUID 小于、等于或大于 val 时，分别返回 -1、0 或 1。
+	 *
+	 */
+	public int compareTo(UUID val) {
+		// The ordering is intentionally set up so that the UUIDs
+		// can simply be numerically compared as two numbers
+		return (this.mostSigBits < val.mostSigBits ? -1 : //
+				(this.mostSigBits > val.mostSigBits ? 1 : //
+						(this.leastSigBits < val.leastSigBits ? -1 : //
+								(this.leastSigBits > val.leastSigBits ? 1 : //
+										0))));
+	}
+
+	// -------------------------------------------------------------------------------------------------------------------
+	// Private method start
+	/**
+	 * 返回指定数字对应的hex值
+	 * 
+	 * @param val    值
+	 * @param digits 位
+	 * @return 值
+	 */
+	private static String digits(long val, int digits) {
+		long hi = 1L << (digits * 4);
+		return Long.toHexString(hi | (val & (hi - 1))).substring(1);
+	}
+
+	/**
+	 * 检查是否为time-based版本UUID
+	 */
+	private void checkTimeBase() {
+		if (version() != 1) {
+			throw new UnsupportedOperationException("Not a time-based UUID");
+		}
+	}
+
+	/**
+	 * 获取{@link SecureRandom}，类提供加密的强随机数生成器 (RNG)
+	 * 
+	 * @return {@link SecureRandom}
+	 */
+	public static SecureRandom getSecureRandom() {
+		try {
+			return SecureRandom.getInstance("SHA1PRNG");
+		} catch (NoSuchAlgorithmException e) {
+			throw new UtilException(e);
+		}
+	}
+
+	/**
+	 * 获取随机数生成器对象<br>
+	 * ThreadLocalRandom是JDK 7之后提供并发产生随机数，能够解决多个线程发生的竞争争夺。
+	 * 
+	 * @return {@link ThreadLocalRandom}
+	 */
+	public static ThreadLocalRandom getRandom() {
+		return ThreadLocalRandom.current();
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/bcrypt/BCrypt.java

@@ -0,0 +1,601 @@
+package com.example.common.util.bcrypt;
+
+import java.io.ByteArrayOutputStream;
+import java.io.UnsupportedEncodingException;
+import java.security.SecureRandom;
+
+public class BCrypt {
+	// BCrypt parameters
+
+	static final int MIN_LOG_ROUNDS = 4;
+	static final int MAX_LOG_ROUNDS = 31;
+	private static final int GENSALT_DEFAULT_LOG2_ROUNDS = 10;
+	private static final int BCRYPT_SALT_LEN = 16;
+	// Blowfish parameters
+	private static final int BLOWFISH_NUM_ROUNDS = 16;
+	// Initial contents of key schedule
+	private static final int P_orig[] = { 0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, 0xa4093822, 0x299f31d0,
+			0x082efa98, 0xec4e6c89, 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c, 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5,
+			0xb5470917, 0x9216d5d9, 0x8979fb1b };
+	private static final int S_orig[] = { 0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed, 0x6a267e96,
+			0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16, 0x636920d8, 0x71574e69, 0xa458fea3,
+			0xf4933d7e, 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee, 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
+			0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1,
+			0xbd314b27, 0x78af2fda, 0x55605c60, 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440, 0x55ca396a, 0x2aab10b6,
+			0xb4cc5c34, 0x1141e8ce, 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a, 0x2ba9c55d, 0x741831f6, 0xce5c3e16,
+			0x9b87931e, 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677, 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
+			0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88, 0x23893e81,
+			0xd396acc5, 0x0f6d6ff3, 0x83f44239, 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e, 0x21c66842, 0xf6e96c9a,
+			0x670c9c61, 0xabd388f0, 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3, 0x6eef0b6c, 0x137a3be4, 0xba3bf050,
+			0x7efb2a98, 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88, 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
+			0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6, 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d, 0x37d0d724,
+			0xd00a1248, 0xdb0fead3, 0x49f1c09b, 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7, 0xe3fe501a, 0xb6794c3b,
+			0x976ce0bd, 0x04c006ba, 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463, 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb,
+			0x3b52ec6f, 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09, 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
+			0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb, 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279, 0x679f25fe,
+			0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8, 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab, 0x323db5fa, 0xfd238760,
+			0x53317b48, 0x3e00df82, 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db, 0xd542a8f6, 0x287effc3, 0xac6732c6,
+			0x8c4f5573, 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0, 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
+			0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790, 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8, 0xef20cada,
+			0x36774c01, 0xd07e9efe, 0x2bf11fb4, 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, 0xd08ed1d0, 0xafc725e0,
+			0x8e3c5b2f, 0x8e7594b7, 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c, 0x4fad5ea0, 0x688fc31c, 0xd1cff191,
+			0xb3a8c1ad, 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1, 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
+			0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477, 0xe6ad2065,
+			0x77b5fa86, 0xc75442f5, 0xfb9d35cf, 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49, 0x00250e2d, 0x2071b35e,
+			0x226800bb, 0x57b8e0af, 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa, 0x78c14389, 0xd95a537f, 0x207d5ba2,
+			0x02e5b9c5, 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41, 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
+			0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915, 0xb6636521,
+			0xe7b9f9b6, 0xff34052e, 0xc5855664, 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a, 0x4b7a70e9, 0xb5b32944,
+			0xdb75092e, 0xc4192623, 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266, 0xecaa8c71, 0x699a17ff, 0x5664526c,
+			0xc2b19ee1, 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e, 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
+			0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1, 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e, 0x09686b3f,
+			0x3ebaefc9, 0x3c971814, 0x6b6a70a1, 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737, 0x3e07841c, 0x7fdeae5c,
+			0x8e7d44ec, 0x5716f2b8, 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff, 0xae0cf51a, 0x3cb574b2, 0x25837a58,
+			0xdc0921bd, 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701, 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7,
+			0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41, 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331, 0x4e548b38,
+			0x4f6db908, 0x6f420d03, 0xf60a04bf, 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af, 0xde9a771f, 0xd9930810,
+			0xb38bae12, 0xdccf3f2e, 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87, 0x7a584718, 0x7408da17, 0xbc9f9abc,
+			0xe94b7d8c, 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2, 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16,
+			0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd, 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b, 0x043556f1,
+			0xd7a3c76b, 0x3c11183b, 0x5924a509, 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e, 0x86e34570, 0xeae96fb1,
+			0x860e5e0a, 0x5a3e2ab3, 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f, 0x803e89d6, 0x5266c825, 0x2e4cc978,
+			0x9c10b36a, 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4, 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960,
+			0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66, 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28, 0xc332ddef,
+			0xbe6c5aa5, 0x65582185, 0x68ab9802, 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84, 0x1521b628, 0x29076170,
+			0xecdd4775, 0x619f1510, 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf, 0xb5735c90, 0x4c70a239, 0xd59e9e0b,
+			0xcbaade14, 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e, 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
+			0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7, 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8, 0xf837889a,
+			0x97e32d77, 0x11ed935f, 0x16681281, 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99, 0x57f584a5, 0x1b227263,
+			0x9b83c3ff, 0x1ac24696, 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128, 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61,
+			0xee7c3c73, 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0, 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
+			0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105, 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250, 0xcf62a1f2,
+			0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3, 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285, 0x095bbf00, 0xad19489d,
+			0x1462b174, 0x23820e00, 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061, 0x3372f092, 0x8d937e41, 0xd65fecf1,
+			0x6c223bdb, 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e, 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735,
+			0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc, 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9, 0xdb73dbd3,
+			0x105588cd, 0x675fda79, 0xe3674340, 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20, 0x153e21e7, 0x8fb03d4a,
+			0xe6e39f2b, 0xdb83adf7, 0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934, 0x411520f7, 0x7602d4f7, 0xbcf46b2e,
+			0xd4a20068, 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af, 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840,
+			0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45, 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504, 0x96eb27b3,
+			0x55fd3941, 0xda2547e6, 0xabca0a9a, 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb, 0x68dc1462, 0xd7486900,
+			0x680ec0a4, 0x27a18dee, 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6, 0xaace1e7c, 0xd3375fec, 0xce78a399,
+			0x406b2a42, 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b, 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2,
+			0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb, 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527, 0x55533a3a,
+			0x20838d87, 0xfe6ba9b7, 0xd096954b, 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33, 0xa62a4a56, 0x3f3125f9,
+			0x5ef47e1c, 0x9029317c, 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3, 0x95c11548, 0xe4c66d22, 0x48c1133f,
+			0xc70f86dc, 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17, 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
+			0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b, 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115, 0x6b2395e0,
+			0x333e92e1, 0x3b240b62, 0xeebeb922, 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728, 0xd0127845, 0x95b794fd,
+			0x647d0862, 0xe7ccf5f0, 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e, 0x0a476341, 0x992eff74, 0x3a6f6eab,
+			0xf4f8fd37, 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d, 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804,
+			0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b, 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3, 0xbb132f88,
+			0x515bad24, 0x7b9479bf, 0x763bd6eb, 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d, 0x6842ada7, 0xc66a2b3b,
+			0x12754ccc, 0x782ef11c, 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350, 0x1a6b1018, 0x11caedfa, 0x3d25bdd8,
+			0xe2e1c3c9, 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a, 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
+			0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d, 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc, 0x83426b33,
+			0xf01eab71, 0xb0804187, 0x3c005e5f, 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61, 0x4e58f48f, 0xf2ddfda2,
+			0xf474ef38, 0x8789bdc2, 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9, 0x7aeb2661, 0x8b1ddf84, 0x846a0e79,
+			0x915f95e2, 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c, 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e,
+			0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633, 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10, 0x1ab93d1d,
+			0x0ba5a4df, 0xa186f20f, 0x2868f169, 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52, 0x50115e01, 0xa70683fa,
+			0xa002b5c4, 0x0de6d027, 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5, 0xf0177a28, 0xc0f586e0, 0x006058aa,
+			0x30dc7d62, 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634, 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76,
+			0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24, 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc, 0xed545578,
+			0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4, 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c, 0x6fd5c7e7, 0x56e14ec4,
+			0x362abfce, 0xddc6c837, 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0, 0x3a39ce37, 0xd3faf5cf, 0xabc27737,
+			0x5ac52d1b, 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe, 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
+			0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4, 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8, 0x530ff8ee,
+			0x468dde7d, 0xd5730a1d, 0x4cd04dc6, 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304, 0xa1fad5f0, 0x6a2d519a,
+			0x63ef8ce2, 0x9a86ee22, 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4, 0x83c061ba, 0x9be96a4d, 0x8fe51550,
+			0xba645bd6, 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9, 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
+			0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593, 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51, 0x96d5ac3a,
+			0x017da67d, 0xd1cf3ed6, 0x7c7d2d28, 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c, 0xe029ac71, 0xe019a5e6,
+			0x47b0acfd, 0xed93fa9b, 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28, 0x785f0191, 0xed756055, 0xf7960e44,
+			0xe3d35e8c, 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd, 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
+			0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319, 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb, 0x28517711,
+			0xc20ad9f8, 0xabcc5167, 0xccad925f, 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991, 0xea7a90c2, 0xfb3e7bce,
+			0x5121ce64, 0x774fbe32, 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680, 0xa2ae0810, 0xdd6db224, 0x69852dfd,
+			0x09072166, 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae, 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
+			0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5, 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47, 0xd29be463,
+			0x542f5d9e, 0xaec2771b, 0xf64e6370, 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d, 0x4040cb08, 0x4eb4e2cc,
+			0x34d2466a, 0x0115af84, 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048, 0x6f3f3b82, 0x3520ab82, 0x011a1d4b,
+			0x277227f8, 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd, 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
+			0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7, 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38, 0x0339c32a,
+			0xc6913667, 0x8df9317c, 0xe0b12b4f, 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c, 0xbf97222c, 0x15e6fc2a,
+			0x0f91fc71, 0x9b941525, 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1, 0xb6c1075e, 0xe3056a0c, 0x10d25065,
+			0xcb03a442, 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964, 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
+			0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8, 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d, 0xe54cda54,
+			0x1edad891, 0xce6279cf, 0xcd3e7e6f, 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299, 0xf523f357, 0xa6327623,
+			0x93a83531, 0x56cccd02, 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc, 0xde966292, 0x81b949d0, 0x4c50901b,
+			0x71c65614, 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a, 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
+			0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b, 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0, 0xba38209c,
+			0xf746ce76, 0x77afa1c5, 0x20756060, 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e, 0x1948c25c, 0x02fb8a8c,
+			0x01c36ae4, 0xd6ebe1f9, 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f, 0xb74e6132, 0xce77e25b, 0x578fdfe3,
+			0x3ac372e6 };
+	// bcrypt IV: "OrpheanBeholderScryDoubt"
+	static private final int bf_crypt_ciphertext[] = { 0x4f727068, 0x65616e42, 0x65686f6c, 0x64657253, 0x63727944,
+			0x6f756274 };
+	// Table for Base64 encoding
+	static private final char base64_code[] = { '.', '/', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L',
+			'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
+			'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1',
+			'2', '3', '4', '5', '6', '7', '8', '9' };
+	// Table for Base64 decoding
+	static private final byte index_64[] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+			0, 1, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, -1, -1, -1, -1, -1, -1, -1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
+			12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, -1, -1, -1, -1, -1, -1, 28, 29, 30, 31, 32,
+			33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, -1, -1, -1, -1, -1 };
+	// Expanded Blowfish key
+	private int P[];
+	private int S[];
+
+	/**
+	 * Encode a byte array using bcrypt's slightly-modified base64 encoding scheme.
+	 * Note that this is <strong>not</strong> compatible with the standard
+	 * MIME-base64 encoding.
+	 *
+	 * @param d
+	 *            the byte array to encode
+	 * @param len
+	 *            the number of bytes to encode
+	 * @param rs
+	 *            the destination buffer for the base64-encoded string
+	 * @throws IllegalArgumentException
+	 *             if the length is invalid
+	 */
+	static void encode_base64(byte d[], int len, StringBuilder rs) throws IllegalArgumentException {
+		int off = 0;
+		int c1, c2;
+
+		if (len <= 0 || len > d.length) {
+			throw new IllegalArgumentException("Invalid len");
+		}
+
+		while (off < len) {
+			c1 = d[off++] & 0xff;
+			rs.append(base64_code[(c1 >> 2) & 0x3f]);
+			c1 = (c1 & 0x03) << 4;
+			if (off >= len) {
+				rs.append(base64_code[c1 & 0x3f]);
+				break;
+			}
+			c2 = d[off++] & 0xff;
+			c1 |= (c2 >> 4) & 0x0f;
+			rs.append(base64_code[c1 & 0x3f]);
+			c1 = (c2 & 0x0f) << 2;
+			if (off >= len) {
+				rs.append(base64_code[c1 & 0x3f]);
+				break;
+			}
+			c2 = d[off++] & 0xff;
+			c1 |= (c2 >> 6) & 0x03;
+			rs.append(base64_code[c1 & 0x3f]);
+			rs.append(base64_code[c2 & 0x3f]);
+		}
+	}
+
+	/**
+	 * Look up the 3 bits base64-encoded by the specified character, range-checking
+	 * against conversion table
+	 *
+	 * @param x
+	 *            the base64-encoded value
+	 * @return the decoded value of x
+	 */
+	private static byte char64(char x) {
+		if (x > index_64.length) {
+			return -1;
+		}
+		return index_64[x];
+	}
+
+	/**
+	 * Decode a string encoded using bcrypt's base64 scheme to a byte array. Note
+	 * that this is *not* compatible with the standard MIME-base64 encoding.
+	 *
+	 * @param s
+	 *            the string to decode
+	 * @param maxolen
+	 *            the maximum number of bytes to decode
+	 * @return an array containing the decoded bytes
+	 * @throws IllegalArgumentException
+	 *             if maxolen is invalid
+	 */
+	static byte[] decode_base64(String s, int maxolen) throws IllegalArgumentException {
+		ByteArrayOutputStream out = new ByteArrayOutputStream(maxolen);
+		int off = 0, slen = s.length(), olen = 0;
+		byte c1, c2, c3, c4, o;
+
+		if (maxolen <= 0) {
+			throw new IllegalArgumentException("Invalid maxolen");
+		}
+
+		while (off < slen - 1 && olen < maxolen) {
+			c1 = char64(s.charAt(off++));
+			c2 = char64(s.charAt(off++));
+			if (c1 == -1 || c2 == -1) {
+				break;
+			}
+			o = (byte) (c1 << 2);
+			o |= (c2 & 0x30) >> 4;
+			out.write(o);
+			if (++olen >= maxolen || off >= slen) {
+				break;
+			}
+			c3 = char64(s.charAt(off++));
+			if (c3 == -1) {
+				break;
+			}
+			o = (byte) ((c2 & 0x0f) << 4);
+			o |= (c3 & 0x3c) >> 2;
+			out.write(o);
+			if (++olen >= maxolen || off >= slen) {
+				break;
+			}
+			c4 = char64(s.charAt(off++));
+			o = (byte) ((c3 & 0x03) << 6);
+			o |= c4;
+			out.write(o);
+			++olen;
+		}
+
+		return out.toByteArray();
+	}
+
+	/**
+	 * Cycically extract a word of key material
+	 *
+	 * @param data
+	 *            the string to extract the data from
+	 * @param offp
+	 *            a "pointer" (as a one-entry array) to the current offset into data
+	 * @return the next word of material from data
+	 */
+	private static int streamtoword(byte data[], int offp[]) {
+		int i;
+		int word = 0;
+		int off = offp[0];
+
+		for (i = 0; i < 4; i++) {
+			word = (word << 8) | (data[off] & 0xff);
+			off = (off + 1) % data.length;
+		}
+
+		offp[0] = off;
+		return word;
+	}
+
+	static long roundsForLogRounds(int log_rounds) {
+		if (log_rounds < 4 || log_rounds > 31) {
+			throw new IllegalArgumentException("Bad number of rounds");
+		}
+		return 1L << log_rounds;
+	}
+
+	/**
+	 * Hash a password using the OpenBSD bcrypt scheme
+	 *
+	 * @param password
+	 *            the password to hash
+	 * @param salt
+	 *            the salt to hash with (perhaps generated using BCrypt.gensalt)
+	 * @return the hashed password
+	 * @throws IllegalArgumentException
+	 *             if invalid salt is passed
+	 */
+	public static String hashpw(String password, String salt) throws IllegalArgumentException {
+		BCrypt B;
+		String real_salt;
+		byte passwordb[], saltb[], hashed[];
+		char minor = (char) 0;
+		int rounds, off = 0;
+		StringBuilder rs = new StringBuilder();
+
+		if (salt == null) {
+			throw new IllegalArgumentException("salt cannot be null");
+		}
+
+		int saltLength = salt.length();
+
+		if (saltLength < 28) {
+			throw new IllegalArgumentException("Invalid salt");
+		}
+
+		if (salt.charAt(0) != '$' || salt.charAt(1) != '2') {
+			throw new IllegalArgumentException("Invalid salt version");
+		}
+		if (salt.charAt(2) == '$') {
+			off = 3;
+		} else {
+			minor = salt.charAt(2);
+			if (minor != 'a' || salt.charAt(3) != '$') {
+				throw new IllegalArgumentException("Invalid salt revision");
+			}
+			off = 4;
+		}
+
+		if (saltLength - off < 25) {
+			throw new IllegalArgumentException("Invalid salt");
+		}
+
+		// Extract number of rounds
+		if (salt.charAt(off + 2) > '$') {
+			throw new IllegalArgumentException("Missing salt rounds");
+		}
+		rounds = Integer.parseInt(salt.substring(off, off + 2));
+
+		real_salt = salt.substring(off + 3, off + 25);
+		try {
+			passwordb = (password + (minor >= 'a' ? "\000" : "")).getBytes("UTF-8");
+		} catch (UnsupportedEncodingException uee) {
+			throw new AssertionError("UTF-8 is not supported");
+		}
+
+		saltb = decode_base64(real_salt, BCRYPT_SALT_LEN);
+
+		B = new BCrypt();
+		hashed = B.crypt_raw(passwordb, saltb, rounds);
+
+		rs.append("$2");
+		if (minor >= 'a') {
+			rs.append(minor);
+		}
+		rs.append("$");
+		if (rounds < 10) {
+			rs.append("0");
+		}
+		rs.append(rounds);
+		rs.append("$");
+		encode_base64(saltb, saltb.length, rs);
+		encode_base64(hashed, bf_crypt_ciphertext.length * 4 - 1, rs);
+		return rs.toString();
+	}
+
+	/**
+	 * Generate a salt for use with the BCrypt.hashpw() method
+	 *
+	 * @param log_rounds
+	 *            the log2 of the number of rounds of hashing to apply - the work
+	 *            factor therefore increases as 2**log_rounds. Minimum 4, maximum
+	 *            31.
+	 * @param random
+	 *            an instance of SecureRandom to use
+	 * @return an encoded salt value
+	 */
+	public static String gensalt(int log_rounds, SecureRandom random) {
+		if (log_rounds < MIN_LOG_ROUNDS || log_rounds > MAX_LOG_ROUNDS) {
+			throw new IllegalArgumentException("Bad number of rounds");
+		}
+		StringBuilder rs = new StringBuilder();
+		byte rnd[] = new byte[BCRYPT_SALT_LEN];
+
+		random.nextBytes(rnd);
+
+		rs.append("$2a$");
+		if (log_rounds < 10) {
+			rs.append("0");
+		}
+		rs.append(log_rounds);
+		rs.append("$");
+		encode_base64(rnd, rnd.length, rs);
+		return rs.toString();
+	}
+
+	/**
+	 * Generate a salt for use with the BCrypt.hashpw() method
+	 *
+	 * @param log_rounds
+	 *            the log2 of the number of rounds of hashing to apply - the work
+	 *            factor therefore increases as 2**log_rounds. Minimum 4, maximum
+	 *            31.
+	 * @return an encoded salt value
+	 */
+	public static String gensalt(int log_rounds) {
+		return gensalt(log_rounds, new SecureRandom());
+	}
+
+	/**
+	 * Generate a salt for use with the BCrypt.hashpw() method, selecting a
+	 * reasonable default for the number of hashing rounds to apply
+	 *
+	 * @return an encoded salt value
+	 */
+	public static String gensalt() {
+		return gensalt(GENSALT_DEFAULT_LOG2_ROUNDS);
+	}
+
+	/**
+	 * Check that a plaintext password matches a previously hashed one
+	 *
+	 * @param plaintext
+	 *            the plaintext password to verify
+	 * @param hashed
+	 *            the previously-hashed password
+	 * @return true if the passwords match, false otherwise
+	 */
+	public static boolean checkpw(String plaintext, String hashed) {
+		return equalsNoEarlyReturn(hashed, hashpw(plaintext, hashed));
+	}
+
+	static boolean equalsNoEarlyReturn(String a, String b) {
+		char[] caa = a.toCharArray();
+		char[] cab = b.toCharArray();
+
+		if (caa.length != cab.length) {
+			return false;
+		}
+
+		byte ret = 0;
+		for (int i = 0; i < caa.length; i++) {
+			ret |= caa[i] ^ cab[i];
+		}
+		return ret == 0;
+	}
+
+	/**
+	 * Blowfish encipher a single 64-bit block encoded as two 32-bit halves
+	 *
+	 * @param lr
+	 *            an array containing the two 32-bit half blocks
+	 * @param off
+	 *            the position in the array of the blocks
+	 */
+	private final void encipher(int lr[], int off) {
+		int i, n, l = lr[off], r = lr[off + 1];
+
+		l ^= P[0];
+		for (i = 0; i <= BLOWFISH_NUM_ROUNDS - 2;) {
+			// Feistel substitution on left word
+			n = S[(l >> 24) & 0xff];
+			n += S[0x100 | ((l >> 16) & 0xff)];
+			n ^= S[0x200 | ((l >> 8) & 0xff)];
+			n += S[0x300 | (l & 0xff)];
+			r ^= n ^ P[++i];
+
+			// Feistel substitution on right word
+			n = S[(r >> 24) & 0xff];
+			n += S[0x100 | ((r >> 16) & 0xff)];
+			n ^= S[0x200 | ((r >> 8) & 0xff)];
+			n += S[0x300 | (r & 0xff)];
+			l ^= n ^ P[++i];
+		}
+		lr[off] = r ^ P[BLOWFISH_NUM_ROUNDS + 1];
+		lr[off + 1] = l;
+	}
+
+	/**
+	 * Initialise the Blowfish key schedule
+	 */
+	private void init_key() {
+		P = (int[]) P_orig.clone();
+		S = (int[]) S_orig.clone();
+	}
+
+	/**
+	 * Key the Blowfish cipher
+	 *
+	 * @param key
+	 *            an array containing the key
+	 */
+	private void key(byte key[]) {
+		int i;
+		int koffp[] = { 0 };
+		int lr[] = { 0, 0 };
+		int plen = P.length, slen = S.length;
+
+		for (i = 0; i < plen; i++) {
+			P[i] = P[i] ^ streamtoword(key, koffp);
+		}
+
+		for (i = 0; i < plen; i += 2) {
+			encipher(lr, 0);
+			P[i] = lr[0];
+			P[i + 1] = lr[1];
+		}
+
+		for (i = 0; i < slen; i += 2) {
+			encipher(lr, 0);
+			S[i] = lr[0];
+			S[i + 1] = lr[1];
+		}
+	}
+
+	/**
+	 * Perform the "enhanced key schedule" step described by Provos and Mazieres in
+	 * "A Future-Adaptable Password Scheme"
+	 * http://www.openbsd.org/papers/bcrypt-paper.ps
+	 *
+	 * @param data
+	 *            salt information
+	 * @param key
+	 *            password information
+	 */
+	private void ekskey(byte data[], byte key[]) {
+		int i;
+		int koffp[] = { 0 }, doffp[] = { 0 };
+		int lr[] = { 0, 0 };
+		int plen = P.length, slen = S.length;
+
+		for (i = 0; i < plen; i++) {
+			P[i] = P[i] ^ streamtoword(key, koffp);
+		}
+
+		for (i = 0; i < plen; i += 2) {
+			lr[0] ^= streamtoword(data, doffp);
+			lr[1] ^= streamtoword(data, doffp);
+			encipher(lr, 0);
+			P[i] = lr[0];
+			P[i + 1] = lr[1];
+		}
+
+		for (i = 0; i < slen; i += 2) {
+			lr[0] ^= streamtoword(data, doffp);
+			lr[1] ^= streamtoword(data, doffp);
+			encipher(lr, 0);
+			S[i] = lr[0];
+			S[i + 1] = lr[1];
+		}
+	}
+
+	/**
+	 * Perform the central password hashing step in the bcrypt scheme
+	 *
+	 * @param password
+	 *            the password to hash
+	 * @param salt
+	 *            the binary salt to hash with the password
+	 * @param log_rounds
+	 *            the binary logarithm of the number of rounds of hashing to apply
+	 * @return an array containing the binary hashed password
+	 */
+	private byte[] crypt_raw(byte password[], byte salt[], int log_rounds) {
+		int cdata[] = (int[]) bf_crypt_ciphertext.clone();
+		int clen = cdata.length;
+		byte ret[];
+
+		long rounds = roundsForLogRounds(log_rounds);
+
+		init_key();
+		ekskey(salt, password);
+		for (long i = 0; i < rounds; i++) {
+			key(password);
+			key(salt);
+		}
+
+		for (int i = 0; i < 64; i++) {
+			for (int j = 0; j < (clen >> 1); j++) {
+				encipher(cdata, j << 1);
+			}
+		}
+
+		ret = new byte[clen * 4];
+		for (int i = 0, j = 0; i < clen; i++) {
+			ret[j++] = (byte) ((cdata[i] >> 24) & 0xff);
+			ret[j++] = (byte) ((cdata[i] >> 16) & 0xff);
+			ret[j++] = (byte) ((cdata[i] >> 8) & 0xff);
+			ret[j++] = (byte) (cdata[i] & 0xff);
+		}
+		return ret;
+	}
+}

generic-parent/common/src/main/java/com/example/common/util/bcrypt/BCryptPasswordEncoder.java

@@ -0,0 +1,68 @@
+package com.example.common.util.bcrypt;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import java.security.SecureRandom;
+import java.util.regex.Pattern;
+
+public class BCryptPasswordEncoder {
+	private final Log logger = LogFactory.getLog(getClass());
+	private final int strength;
+	private final SecureRandom random;
+	private Pattern BCRYPT_PATTERN = Pattern.compile("\\A\\$2a?\\$\\d\\d\\$[./0-9A-Za-z]{53}");
+
+	public BCryptPasswordEncoder() {
+		this(-1);
+	}
+
+	/**
+	 * @param strength
+	 *            the log rounds to use, between 4 and 31
+	 */
+	public BCryptPasswordEncoder(int strength) {
+		this(strength, null);
+	}
+
+	/**
+	 * @param strength
+	 *            the log rounds to use, between 4 and 31
+	 * @param random
+	 *            the secure random instance to use
+	 */
+	public BCryptPasswordEncoder(int strength, SecureRandom random) {
+		if (strength != -1 && (strength < BCrypt.MIN_LOG_ROUNDS || strength > BCrypt.MAX_LOG_ROUNDS)) {
+			throw new IllegalArgumentException("Bad strength");
+		}
+		this.strength = strength;
+		this.random = random;
+	}
+
+	public String encode(CharSequence rawPassword) {
+		String salt;
+		if (strength > 0) {
+			if (random != null) {
+				salt = BCrypt.gensalt(strength, random);
+			} else {
+				salt = BCrypt.gensalt(strength);
+			}
+		} else {
+			salt = BCrypt.gensalt();
+		}
+		return BCrypt.hashpw(rawPassword.toString(), salt);
+	}
+
+	public boolean matches(CharSequence rawPassword, String encodedPassword) {
+		if (encodedPassword == null || encodedPassword.length() == 0) {
+			logger.warn("Empty encoded password");
+			return false;
+		}
+
+		if (!BCRYPT_PATTERN.matcher(encodedPassword).matches()) {
+			logger.warn("Encoded password does not look like BCrypt");
+			return false;
+		}
+
+		return BCrypt.checkpw(rawPassword.toString(), encodedPassword);
+	}
+}

generic-parent/common/src/main/resources/application.properties

@@ -0,0 +1 @@
+

generic-parent/common/src/test/java/com/example/common/CommonApplicationTests.java

@@ -0,0 +1,13 @@
+package com.example.common;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class CommonApplicationTests {
+
+    @Test
+    void contextLoads() {
+    }
+
+}

generic-parent/pom.xml

@@ -80,6 +80,11 @@
             <version>2.2.6.RELEASE</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.hibernate.validator</groupId>
+            <artifactId>hibernate-validator</artifactId>
+        </dependency>
+
         <!--Nacos依赖-->
 <!--        <dependency>-->
 <!--            <groupId>com.alibaba.cloud</groupId>-->

generic-parent/user/pom.xml

@@ -16,7 +16,7 @@
     <artifactId>user</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <name>user</name>
-    <description>eneric-parent</description>
+    <description>generic-parent</description>
     <properties>
         <java.version>1.8</java.version>
     </properties>