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mvnw
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1#!/bin/sh
2# ----------------------------------------------------------------------------
3# Licensed to the Apache Software Foundation (ASF) under one
4# or more contributor license agreements. See the NOTICE file
5# distributed with this work for additional information
6# regarding copyright ownership. The ASF licenses this file
7# to you under the Apache License, Version 2.0 (the
8# "License"); you may not use this file except in compliance
9# with the License. You may obtain a copy of the License at
10#
11# https://www.apache.org/licenses/LICENSE-2.0
12#
13# Unless required by applicable law or agreed to in writing,
14# software distributed under the License is distributed on an
15# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16# KIND, either express or implied. See the License for the
17# specific language governing permissions and limitations
18# under the License.
19# ----------------------------------------------------------------------------
20
21# ----------------------------------------------------------------------------
22# Apache Maven Wrapper startup batch script, version 3.2.0
23#
24# Required ENV vars:
25# ------------------
26# JAVA_HOME - location of a JDK home dir
27#
28# Optional ENV vars
29# -----------------
30# MAVEN_OPTS - parameters passed to the Java VM when running Maven
31# e.g. to debug Maven itself, use
32# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
33# MAVEN_SKIP_RC - flag to disable loading of mavenrc files
34# ----------------------------------------------------------------------------
35
36if [ -z "$MAVEN_SKIP_RC" ] ; then37
38if [ -f /usr/local/etc/mavenrc ] ; then39. /usr/local/etc/mavenrc40fi41
42if [ -f /etc/mavenrc ] ; then43. /etc/mavenrc44fi45
46if [ -f "$HOME/.mavenrc" ] ; then47. "$HOME/.mavenrc"48fi49
50fi
51
52# OS specific support. $var _must_ be set to either true or false.
53cygwin=false;54darwin=false;55mingw=false56case "$(uname)" in57CYGWIN*) cygwin=true ;;58MINGW*) mingw=true;;59Darwin*) darwin=true60# Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home61# See https://developer.apple.com/library/mac/qa/qa1170/_index.html62if [ -z "$JAVA_HOME" ]; then63if [ -x "/usr/libexec/java_home" ]; then64JAVA_HOME="$(/usr/libexec/java_home)"; export JAVA_HOME65else66JAVA_HOME="/Library/Java/Home"; export JAVA_HOME67fi68fi69;;70esac
71
72if [ -z "$JAVA_HOME" ] ; then73if [ -r /etc/gentoo-release ] ; then74JAVA_HOME=$(java-config --jre-home)75fi76fi
77
78# For Cygwin, ensure paths are in UNIX format before anything is touched
79if $cygwin ; then80[ -n "$JAVA_HOME" ] &&81JAVA_HOME=$(cygpath --unix "$JAVA_HOME")82[ -n "$CLASSPATH" ] &&83CLASSPATH=$(cygpath --path --unix "$CLASSPATH")84fi
85
86# For Mingw, ensure paths are in UNIX format before anything is touched
87if $mingw ; then88[ -n "$JAVA_HOME" ] && [ -d "$JAVA_HOME" ] &&89JAVA_HOME="$(cd "$JAVA_HOME" || (echo "cannot cd into $JAVA_HOME."; exit 1); pwd)"90fi
91
92if [ -z "$JAVA_HOME" ]; then93javaExecutable="$(which javac)"94if [ -n "$javaExecutable" ] && ! [ "$(expr "\"$javaExecutable\"" : '\([^ ]*\)')" = "no" ]; then95# readlink(1) is not available as standard on Solaris 10.96readLink=$(which readlink)97if [ ! "$(expr "$readLink" : '\([^ ]*\)')" = "no" ]; then98if $darwin ; then99javaHome="$(dirname "\"$javaExecutable\"")"100javaExecutable="$(cd "\"$javaHome\"" && pwd -P)/javac"101else102javaExecutable="$(readlink -f "\"$javaExecutable\"")"103fi104javaHome="$(dirname "\"$javaExecutable\"")"105javaHome=$(expr "$javaHome" : '\(.*\)/bin')106JAVA_HOME="$javaHome"107export JAVA_HOME108fi109fi110fi
111
112if [ -z "$JAVACMD" ] ; then113if [ -n "$JAVA_HOME" ] ; then114if [ -x "$JAVA_HOME/jre/sh/java" ] ; then115# IBM's JDK on AIX uses strange locations for the executables116JAVACMD="$JAVA_HOME/jre/sh/java"117else118JAVACMD="$JAVA_HOME/bin/java"119fi120else121JAVACMD="$(\unset -f command 2>/dev/null; \command -v java)"122fi123fi
124
125if [ ! -x "$JAVACMD" ] ; then126echo "Error: JAVA_HOME is not defined correctly." >&2127echo " We cannot execute $JAVACMD" >&2128exit 1129fi
130
131if [ -z "$JAVA_HOME" ] ; then132echo "Warning: JAVA_HOME environment variable is not set."133fi
134
135# traverses directory structure from process work directory to filesystem root
136# first directory with .mvn subdirectory is considered project base directory
137find_maven_basedir() {138if [ -z "$1" ]139then140echo "Path not specified to find_maven_basedir"141return 1142fi143
144basedir="$1"145wdir="$1"146while [ "$wdir" != '/' ] ; do147if [ -d "$wdir"/.mvn ] ; then148basedir=$wdir149break150fi151# workaround for JBEAP-8937 (on Solaris 10/Sparc)152if [ -d "${wdir}" ]; then153wdir=$(cd "$wdir/.." || exit 1; pwd)154fi155# end of workaround156done157printf '%s' "$(cd "$basedir" || exit 1; pwd)"158}
159
160# concatenates all lines of a file
161concat_lines() {162if [ -f "$1" ]; then163# Remove \r in case we run on Windows within Git Bash164# and check out the repository with auto CRLF management165# enabled. Otherwise, we may read lines that are delimited with166# \r\n and produce $'-Xarg\r' rather than -Xarg due to word167# splitting rules.168tr -s '\r\n' ' ' < "$1"169fi170}
171
172log() {173if [ "$MVNW_VERBOSE" = true ]; then174printf '%s\n' "$1"175fi176}
177
178BASE_DIR=$(find_maven_basedir "$(dirname "$0")")179if [ -z "$BASE_DIR" ]; then180exit 1;181fi
182
183MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}; export MAVEN_PROJECTBASEDIR184log "$MAVEN_PROJECTBASEDIR"185
186##########################################################################################
187# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
188# This allows using the maven wrapper in projects that prohibit checking in binary data.
189##########################################################################################
190wrapperJarPath="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar"191if [ -r "$wrapperJarPath" ]; then192log "Found $wrapperJarPath"193else
194log "Couldn't find $wrapperJarPath, downloading it ..."195
196if [ -n "$MVNW_REPOURL" ]; then197wrapperUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"198else199wrapperUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"200fi201while IFS="=" read -r key value; do202# Remove '\r' from value to allow usage on windows as IFS does not consider '\r' as a separator ( considers space, tab, new line ('\n'), and custom '=' )203safeValue=$(echo "$value" | tr -d '\r')204case "$key" in (wrapperUrl) wrapperUrl="$safeValue"; break ;;205esac206done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"207log "Downloading from: $wrapperUrl"208
209if $cygwin; then210wrapperJarPath=$(cygpath --path --windows "$wrapperJarPath")211fi212
213if command -v wget > /dev/null; then214log "Found wget ... using wget"215[ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--quiet"216if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then217wget $QUIET "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"218else219wget $QUIET --http-user="$MVNW_USERNAME" --http-password="$MVNW_PASSWORD" "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"220fi221elif command -v curl > /dev/null; then222log "Found curl ... using curl"223[ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--silent"224if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then225curl $QUIET -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"226else227curl $QUIET --user "$MVNW_USERNAME:$MVNW_PASSWORD" -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"228fi229else230log "Falling back to using Java to download"231javaSource="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/MavenWrapperDownloader.java"232javaClass="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/MavenWrapperDownloader.class"233# For Cygwin, switch paths to Windows format before running javac234if $cygwin; then235javaSource=$(cygpath --path --windows "$javaSource")236javaClass=$(cygpath --path --windows "$javaClass")237fi238if [ -e "$javaSource" ]; then239if [ ! -e "$javaClass" ]; then240log " - Compiling MavenWrapperDownloader.java ..."241("$JAVA_HOME/bin/javac" "$javaSource")242fi243if [ -e "$javaClass" ]; then244log " - Running MavenWrapperDownloader.java ..."245("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$wrapperUrl" "$wrapperJarPath") || rm -f "$wrapperJarPath"246fi247fi248fi249fi
250##########################################################################################
251# End of extension
252##########################################################################################
253
254# If specified, validate the SHA-256 sum of the Maven wrapper jar file
255wrapperSha256Sum=""256while IFS="=" read -r key value; do257case "$key" in (wrapperSha256Sum) wrapperSha256Sum=$value; break ;;258esac259done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"260if [ -n "$wrapperSha256Sum" ]; then261wrapperSha256Result=false262if command -v sha256sum > /dev/null; then263if echo "$wrapperSha256Sum $wrapperJarPath" | sha256sum -c > /dev/null 2>&1; then264wrapperSha256Result=true265fi266elif command -v shasum > /dev/null; then267if echo "$wrapperSha256Sum $wrapperJarPath" | shasum -a 256 -c > /dev/null 2>&1; then268wrapperSha256Result=true269fi270else271echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available."272echo "Please install either command, or disable validation by removing 'wrapperSha256Sum' from your maven-wrapper.properties."273exit 1274fi275if [ $wrapperSha256Result = false ]; then276echo "Error: Failed to validate Maven wrapper SHA-256, your Maven wrapper might be compromised." >&2277echo "Investigate or delete $wrapperJarPath to attempt a clean download." >&2278echo "If you updated your Maven version, you need to update the specified wrapperSha256Sum property." >&2279exit 1280fi281fi
282
283MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"284
285# For Cygwin, switch paths to Windows format before running java
286if $cygwin; then287[ -n "$JAVA_HOME" ] &&288JAVA_HOME=$(cygpath --path --windows "$JAVA_HOME")289[ -n "$CLASSPATH" ] &&290CLASSPATH=$(cygpath --path --windows "$CLASSPATH")291[ -n "$MAVEN_PROJECTBASEDIR" ] &&292MAVEN_PROJECTBASEDIR=$(cygpath --path --windows "$MAVEN_PROJECTBASEDIR")293fi
294
295# Provide a "standardized" way to retrieve the CLI args that will
296# work with both Windows and non-Windows executions.
297MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $*"298export MAVEN_CMD_LINE_ARGS299
300WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain301
302# shellcheck disable=SC2086 # safe args
303exec "$JAVACMD" \304$MAVEN_OPTS \305$MAVEN_DEBUG_OPTS \306-classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \307"-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \308${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"309