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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 "$MAVEN_SKIP_RC" ] ; then
37
38if [ -f /usr/local/etc/mavenrc ] ; then
39. /usr/local/etc/mavenrc
40fi
41
42if [ -f /etc/mavenrc ] ; then
43. /etc/mavenrc
44fi
45
46if [ -f "$HOME/.mavenrc" ] ; then
47. "$HOME/.mavenrc"
48fi
49
50fi
51
52# OS specific support. $var _must_ be set to either true or false.
53cygwin=false;
54darwin=false;
55mingw=false
56case "$(uname)" in
57CYGWIN*) cygwin=true ;;
58MINGW*) mingw=true;;
59Darwin*) darwin=true
60# Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
61# See https://developer.apple.com/library/mac/qa/qa1170/_index.html
62if [ -z "$JAVA_HOME" ]; then
63if [ -x "/usr/libexec/java_home" ]; then
64JAVA_HOME="$(/usr/libexec/java_home)"; export JAVA_HOME
65else
66JAVA_HOME="/Library/Java/Home"; export JAVA_HOME
67fi
68fi
69;;
70esac
71
72if [ -z "$JAVA_HOME" ] ; then
73if [ -r /etc/gentoo-release ] ; then
74JAVA_HOME=$(java-config --jre-home)
75fi
76fi
77
78# For Cygwin, ensure paths are in UNIX format before anything is touched
79if $cygwin ; then
80[ -n "$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 $mingw ; then
88[ -n "$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" ]; then
93javaExecutable="$(which javac)"
94if [ -n "$javaExecutable" ] && ! [ "$(expr "\"$javaExecutable\"" : '\([^ ]*\)')" = "no" ]; then
95# readlink(1) is not available as standard on Solaris 10.
96readLink=$(which readlink)
97if [ ! "$(expr "$readLink" : '\([^ ]*\)')" = "no" ]; then
98if $darwin ; then
99javaHome="$(dirname "\"$javaExecutable\"")"
100javaExecutable="$(cd "\"$javaHome\"" && pwd -P)/javac"
101else
102javaExecutable="$(readlink -f "\"$javaExecutable\"")"
103fi
104javaHome="$(dirname "\"$javaExecutable\"")"
105javaHome=$(expr "$javaHome" : '\(.*\)/bin')
106JAVA_HOME="$javaHome"
107export JAVA_HOME
108fi
109fi
110fi
111
112if [ -z "$JAVACMD" ] ; then
113if [ -n "$JAVA_HOME" ] ; then
114if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
115# IBM's JDK on AIX uses strange locations for the executables
116JAVACMD="$JAVA_HOME/jre/sh/java"
117else
118JAVACMD="$JAVA_HOME/bin/java"
119fi
120else
121JAVACMD="$(\unset -f command 2>/dev/null; \command -v java)"
122fi
123fi
124
125if [ ! -x "$JAVACMD" ] ; then
126echo "Error: JAVA_HOME is not defined correctly." >&2
127echo " We cannot execute $JAVACMD" >&2
128exit 1
129fi
130
131if [ -z "$JAVA_HOME" ] ; then
132echo "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" ]
139then
140echo "Path not specified to find_maven_basedir"
141return 1
142fi
143
144basedir="$1"
145wdir="$1"
146while [ "$wdir" != '/' ] ; do
147if [ -d "$wdir"/.mvn ] ; then
148basedir=$wdir
149break
150fi
151# workaround for JBEAP-8937 (on Solaris 10/Sparc)
152if [ -d "${wdir}" ]; then
153wdir=$(cd "$wdir/.." || exit 1; pwd)
154fi
155# end of workaround
156done
157printf '%s' "$(cd "$basedir" || exit 1; pwd)"
158}
159
160# concatenates all lines of a file
161concat_lines() {
162if [ -f "$1" ]; then
163# Remove \r in case we run on Windows within Git Bash
164# and check out the repository with auto CRLF management
165# enabled. Otherwise, we may read lines that are delimited with
166# \r\n and produce $'-Xarg\r' rather than -Xarg due to word
167# splitting rules.
168tr -s '\r\n' ' ' < "$1"
169fi
170}
171
172log() {
173if [ "$MVNW_VERBOSE" = true ]; then
174printf '%s\n' "$1"
175fi
176}
177
178BASE_DIR=$(find_maven_basedir "$(dirname "$0")")
179if [ -z "$BASE_DIR" ]; then
180exit 1;
181fi
182
183MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}; export MAVEN_PROJECTBASEDIR
184log "$MAVEN_PROJECTBASEDIR"
185
186##########################################################################################
187# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
188# This allows using the maven wrapper in projects that prohibit checking in binary data.
189##########################################################################################
190wrapperJarPath="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar"
191if [ -r "$wrapperJarPath" ]; then
192log "Found $wrapperJarPath"
193else
194log "Couldn't find $wrapperJarPath, downloading it ..."
195
196if [ -n "$MVNW_REPOURL" ]; then
197wrapperUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
198else
199wrapperUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
200fi
201while IFS="=" read -r key value; do
202# Remove '\r' from value to allow usage on windows as IFS does not consider '\r' as a separator ( considers space, tab, new line ('\n'), and custom '=' )
203safeValue=$(echo "$value" | tr -d '\r')
204case "$key" in (wrapperUrl) wrapperUrl="$safeValue"; break ;;
205esac
206done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"
207log "Downloading from: $wrapperUrl"
208
209if $cygwin; then
210wrapperJarPath=$(cygpath --path --windows "$wrapperJarPath")
211fi
212
213if command -v wget > /dev/null; then
214log "Found wget ... using wget"
215[ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--quiet"
216if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
217wget $QUIET "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
218else
219wget $QUIET --http-user="$MVNW_USERNAME" --http-password="$MVNW_PASSWORD" "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
220fi
221elif command -v curl > /dev/null; then
222log "Found curl ... using curl"
223[ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--silent"
224if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
225curl $QUIET -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
226else
227curl $QUIET --user "$MVNW_USERNAME:$MVNW_PASSWORD" -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
228fi
229else
230log "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 javac
234if $cygwin; then
235javaSource=$(cygpath --path --windows "$javaSource")
236javaClass=$(cygpath --path --windows "$javaClass")
237fi
238if [ -e "$javaSource" ]; then
239if [ ! -e "$javaClass" ]; then
240log " - Compiling MavenWrapperDownloader.java ..."
241("$JAVA_HOME/bin/javac" "$javaSource")
242fi
243if [ -e "$javaClass" ]; then
244log " - Running MavenWrapperDownloader.java ..."
245("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$wrapperUrl" "$wrapperJarPath") || rm -f "$wrapperJarPath"
246fi
247fi
248fi
249fi
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; do
257case "$key" in (wrapperSha256Sum) wrapperSha256Sum=$value; break ;;
258esac
259done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"
260if [ -n "$wrapperSha256Sum" ]; then
261wrapperSha256Result=false
262if command -v sha256sum > /dev/null; then
263if echo "$wrapperSha256Sum $wrapperJarPath" | sha256sum -c > /dev/null 2>&1; then
264wrapperSha256Result=true
265fi
266elif command -v shasum > /dev/null; then
267if echo "$wrapperSha256Sum $wrapperJarPath" | shasum -a 256 -c > /dev/null 2>&1; then
268wrapperSha256Result=true
269fi
270else
271echo "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 1
274fi
275if [ $wrapperSha256Result = false ]; then
276echo "Error: Failed to validate Maven wrapper SHA-256, your Maven wrapper might be compromised." >&2
277echo "Investigate or delete $wrapperJarPath to attempt a clean download." >&2
278echo "If you updated your Maven version, you need to update the specified wrapperSha256Sum property." >&2
279exit 1
280fi
281fi
282
283MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
284
285# For Cygwin, switch paths to Windows format before running java
286if $cygwin; then
287[ -n "$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 $*"
298export MAVEN_CMD_LINE_ARGS
299
300WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
301
302# shellcheck disable=SC2086 # safe args
303exec "$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