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+#!/bin/sh
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+# ----------------------------------------------------------------------------
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+# Licensed to the Apache Software Foundation (ASF) under one
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+# or more contributor license agreements. See the NOTICE file
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+# distributed with this work for additional information
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+# regarding copyright ownership. The ASF licenses this file
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+# to you under the Apache License, Version 2.0 (the
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+# "License"); you may not use this file except in compliance
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+# with the License. You may obtain a copy of the License at
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+#
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+# https://www.apache.org/licenses/LICENSE-2.0
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+#
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+# Unless required by applicable law or agreed to in writing,
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+# software distributed under the License is distributed on an
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+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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+# KIND, either express or implied. See the License for the
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+# specific language governing permissions and limitations
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+# under the License.
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+# ----------------------------------------------------------------------------
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+
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+# ----------------------------------------------------------------------------
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+# Apache Maven Wrapper startup batch script, version 3.3.1
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+#
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+# Optional ENV vars
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+# -----------------
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+# JAVA_HOME - location of a JDK home dir, required when download maven via java source
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+# MVNW_REPOURL - repo url base for downloading maven distribution
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+# MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
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+# MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
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+# ----------------------------------------------------------------------------
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+
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+set -euf
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+[ "${MVNW_VERBOSE-}" != debug ] || set -x
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+
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+# OS specific support.
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+native_path() { printf %s\\n "$1"; }
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+case "$(uname)" in
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+CYGWIN* | MINGW*)
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+ [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
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+ native_path() { cygpath --path --windows "$1"; }
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+ ;;
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+esac
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+
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+# set JAVACMD and JAVACCMD
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+set_java_home() {
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+ # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
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+ if [ -n "${JAVA_HOME-}" ]; then
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+ if [ -x "$JAVA_HOME/jre/sh/java" ]; then
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+ # IBM's JDK on AIX uses strange locations for the executables
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+ JAVACMD="$JAVA_HOME/jre/sh/java"
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+ JAVACCMD="$JAVA_HOME/jre/sh/javac"
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+ else
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+ JAVACMD="$JAVA_HOME/bin/java"
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+ JAVACCMD="$JAVA_HOME/bin/javac"
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+
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+ if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
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+ echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
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+ echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
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+ return 1
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+ fi
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+ fi
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+ else
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+ JAVACMD="$(
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+ 'set' +e
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+ 'unset' -f command 2>/dev/null
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+ 'command' -v java
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+ )" || :
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+ JAVACCMD="$(
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+ 'set' +e
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+ 'unset' -f command 2>/dev/null
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+ 'command' -v javac
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+ )" || :
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+
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+ if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
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+ echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
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+ return 1
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+ fi
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+ fi
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+}
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+
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+# hash string like Java String::hashCode
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+hash_string() {
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+ str="${1:-}" h=0
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+ while [ -n "$str" ]; do
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+ char="${str%"${str#?}"}"
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+ h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
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+ str="${str#?}"
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+ done
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+ printf %x\\n $h
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+}
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+
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+verbose() { :; }
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+[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
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+
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+die() {
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+ printf %s\\n "$1" >&2
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+ exit 1
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+}
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+
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+# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
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+while IFS="=" read -r key value; do
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+ case "${key-}" in
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+ distributionUrl) distributionUrl="${value-}" ;;
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+ distributionSha256Sum) distributionSha256Sum="${value-}" ;;
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+ esac
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+done <"${0%/*}/.mvn/wrapper/maven-wrapper.properties"
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+[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in ${0%/*}/.mvn/wrapper/maven-wrapper.properties"
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+
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+case "${distributionUrl##*/}" in
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+maven-mvnd-*bin.*)
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+ MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
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+ case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
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+ *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
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+ :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
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+ :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
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+ :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
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+ *)
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+ echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
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+ distributionPlatform=linux-amd64
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+ ;;
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+ esac
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+ distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
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+ ;;
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+maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
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+*) MVN_CMD="mvn${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
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+esac
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+
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+# apply MVNW_REPOURL and calculate MAVEN_HOME
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+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
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+[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
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+distributionUrlName="${distributionUrl##*/}"
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+distributionUrlNameMain="${distributionUrlName%.*}"
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+distributionUrlNameMain="${distributionUrlNameMain%-bin}"
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+MAVEN_HOME="$HOME/.m2/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
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+
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+exec_maven() {
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+ unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
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+ exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
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+}
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+
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+if [ -d "$MAVEN_HOME" ]; then
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+ verbose "found existing MAVEN_HOME at $MAVEN_HOME"
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+ exec_maven "$@"
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+fi
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+
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+case "${distributionUrl-}" in
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+*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
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+*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
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+esac
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+
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+# prepare tmp dir
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+if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
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+ clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
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+ trap clean HUP INT TERM EXIT
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+else
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+ die "cannot create temp dir"
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+fi
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+
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+mkdir -p -- "${MAVEN_HOME%/*}"
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+
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+# Download and Install Apache Maven
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+verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
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+verbose "Downloading from: $distributionUrl"
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+verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
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+
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+# select .zip or .tar.gz
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+if ! command -v unzip >/dev/null; then
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+ distributionUrl="${distributionUrl%.zip}.tar.gz"
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+ distributionUrlName="${distributionUrl##*/}"
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+fi
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+
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+# verbose opt
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+__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
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+[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
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+
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+# normalize http auth
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+case "${MVNW_PASSWORD:+has-password}" in
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+'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
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+has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
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+esac
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+
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+if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
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+ verbose "Found wget ... using wget"
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+ wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
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+elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
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+ verbose "Found curl ... using curl"
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+ curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
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+elif set_java_home; then
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+ verbose "Falling back to use Java to download"
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+ javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
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+ targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
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+ cat >"$javaSource" <<-END
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+ public class Downloader extends java.net.Authenticator
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+ {
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+ protected java.net.PasswordAuthentication getPasswordAuthentication()
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+ {
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+ return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
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+ }
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+ public static void main( String[] args ) throws Exception
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+ {
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+ setDefault( new Downloader() );
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+ java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
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+ }
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+ }
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+ END
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+ # For Cygwin/MinGW, switch paths to Windows format before running javac and java
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+ verbose " - Compiling Downloader.java ..."
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+ "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
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+ verbose " - Running Downloader.java ..."
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+ "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
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+fi
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+
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+# If specified, validate the SHA-256 sum of the Maven distribution zip file
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+if [ -n "${distributionSha256Sum-}" ]; then
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+ distributionSha256Result=false
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+ if [ "$MVN_CMD" = mvnd.sh ]; then
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+ echo "Checksum validation is not supported for maven-mvnd." >&2
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+ echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
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+ exit 1
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+ elif command -v sha256sum >/dev/null; then
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+ if echo "$distributionSha256Sum $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c >/dev/null 2>&1; then
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+ distributionSha256Result=true
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+ fi
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+ elif command -v shasum >/dev/null; then
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+ if echo "$distributionSha256Sum $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
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+ distributionSha256Result=true
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+ fi
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+ else
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+ echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
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+ echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
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+ exit 1
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+ fi
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+ if [ $distributionSha256Result = false ]; then
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+ echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
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+ echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
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+ exit 1
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+ fi
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+fi
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+
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+# unzip and move
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+if command -v unzip >/dev/null; then
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+ unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
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+else
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+ tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
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+fi
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+printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/mvnw.url"
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+mv -- "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
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+
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+clean || :
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+exec_maven "$@"
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Qing