├── .mvn └── wrapper │ ├── maven-wrapper.jar │ └── maven-wrapper.properties ├── README.md ├── create-minimal-java-runtime.sh ├── helloworld-jdk-9-base.Dockerfile ├── helloworld-jdk-9.Dockerfile ├── jdk-9-alpine.Dockerfile ├── jdk-9-debian-slim.Dockerfile ├── mvnw ├── mvnw.cmd ├── pom.xml └── src ├── main └── java │ └── org │ └── examples │ └── java │ └── App.java └── test └── java └── org └── examples └── java └── AppTest.java /.mvn/wrapper/maven-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/PaulSandoz/helloworld-java-9/6caa7a9d30ad2f38aab0f769cd585147566ee364/.mvn/wrapper/maven-wrapper.jar -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.0/apache-maven-3.5.0-bin.zip -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Hello World with Java 9 and Docker 2 | 3 | A simple maven project generated from the using `maven-archetype-quickstart` 4 | (`org.apache.maven.archetypes:maven-archetype-quickstart:1.0`) and updated 5 | to declare the maven compiler source and target for Java 9. 6 | 7 | Example Docker files are also present for building Docker images 8 | containing a JDK 9 distribution. 9 | 10 | ## Pre-requisites 11 | 12 | To experiment download the following and place in the top-level directory: 13 | - OpenJDK build of [JDK 9 for Linux x64](http://download.java.net/java/GA/jdk9/9/binaries/openjdk-9_linux-x64_bin.tar.gz/). 14 | - Early-access Open JDK build of [JDK 9 for Alpine Linux](http://jdk.java.net/9/ea). 15 | 16 | ## Build Images and Run Containers 17 | 18 | Build a Docker image with Alpine Linux and JDK 9: 19 | 20 | docker build -t jdk-9-alpine -f jdk-9-alpine.Dockerfile . 21 | 22 | Build a Docker image with Debian slim and JDK 9: 23 | 24 | docker build -t jdk-9-debian-slim -f jdk-9-debian-slim.Dockerfile . 25 | 26 | Run the docker image to enter into the Java REPL (jshell): 27 | 28 | docker run -it --rm jdk-9-debian-slim 29 | 30 | List the Java modules in JDK 9: 31 | 32 | docker run -it --rm jdk-9-debian-slim java --list-modules 33 | 34 | Build the simple Java application with a local distribution of JDK 9: 35 | 36 | mvnw package 37 | 38 | Build a Docker image containing the simple Java application based of the Docker 39 | image `jdk-9-debian-slim`: 40 | 41 | docker build -t helloworld-jdk-9 -f helloworld-jdk-9.Dockerfile . 42 | 43 | Run the java dependency tool `jdeps` on the application jar file: 44 | 45 | docker run -it --rm helloworld-jdk-9 jdeps --list-deps /opt/helloworld/helloworld-1.0-SNAPSHOT.jar 46 | 47 | Create a custom Java runtime that is small and only contains the `java.base` module: 48 | (See also the script `create-minimal-java-runtime.sh`): 49 | 50 | docker run --rm \ 51 | --volume $PWD:/out \ 52 | jdk-9-debian-slim \ 53 | jlink --module-path /opt/jdk-9/jmods \ 54 | --verbose \ 55 | --add-modules java.base \ 56 | --compress 2 \ 57 | --no-header-files \ 58 | --output /out/target/openjdk-9-base_linux-x64 59 | 60 | Build a Docker image containing the simple Java application based of the Docker 61 | image `debian:slim` and the custom Java runtime previous created: 62 | 63 | docker build -t helloworld-jdk-9-base -f helloworld-jdk-9-base.Dockerfile . 64 | 65 | List the modules in custom Java runtime: 66 | 67 | docker run -it --rm helloworld-jdk-9-base java --list-modules 68 | 69 | Run the docker images: 70 | 71 | docker run -it --rm helloworld-jdk-9 72 | 73 | docker run -it --rm helloworld-jdk-9-base 74 | 75 | Compare sizes: 76 | 77 | docker images 78 | -------------------------------------------------------------------------------- /create-minimal-java-runtime.sh: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | 3 | rm -fr target/openjdk-9-base_linux-x64 4 | 5 | docker run --rm \ 6 | --volume $PWD:/out \ 7 | jdk-9-debian-slim \ 8 | jlink --module-path /opt/jdk-9/jmods \ 9 | --verbose \ 10 | --add-modules java.base \ 11 | --compress 2 \ 12 | --no-header-files \ 13 | --output /out/target/openjdk-9-base_linux-x64 14 | -------------------------------------------------------------------------------- /helloworld-jdk-9-base.Dockerfile: -------------------------------------------------------------------------------- 1 | # Hello world application with custom Java runtime with just the base module and Debian slim 2 | FROM debian:stable-slim 3 | COPY target/openjdk-9-base_linux-x64 /opt/jdk-9 4 | COPY target/helloworld-1.0-SNAPSHOT.jar /opt/helloworld/helloworld-1.0-SNAPSHOT.jar 5 | # Set up env variables 6 | ENV JAVA_HOME=/opt/jdk-9 7 | ENV PATH=$PATH:$JAVA_HOME/bin 8 | CMD java -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap \ 9 | -cp /opt/helloworld/helloworld-1.0-SNAPSHOT.jar org.examples.java.App 10 | -------------------------------------------------------------------------------- /helloworld-jdk-9.Dockerfile: -------------------------------------------------------------------------------- 1 | # Hello world application with JDK 9 and Debian slim 2 | FROM jdk-9-debian-slim 3 | COPY target/helloworld-1.0-SNAPSHOT.jar /opt/helloworld/helloworld-1.0-SNAPSHOT.jar 4 | # Set up env variables 5 | CMD java -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap \ 6 | -cp /opt/helloworld/helloworld-1.0-SNAPSHOT.jar org.examples.java.App 7 | -------------------------------------------------------------------------------- /jdk-9-alpine.Dockerfile: -------------------------------------------------------------------------------- 1 | # A JDK 9 with Alpine Linux 2 | FROM alpine:3.6 3 | # Add the musl-based JDK 9 distribution 4 | RUN mkdir /opt 5 | # Download from http://jdk.java.net/9/ 6 | # ADD http://download.java.net/java/jdk9-alpine/archive/181/binaries/jdk-9-ea+181_linux-x64-musl_bin.tar.gz 7 | ADD jdk-9-ea+181_linux-x64-musl_bin.tar.gz /opt 8 | # Set up env variables 9 | ENV JAVA_HOME=/opt/jdk-9 10 | ENV PATH=$PATH:$JAVA_HOME/bin 11 | CMD ["jshell", "-J-XX:+UnlockExperimentalVMOptions", \ 12 | "-J-XX:+UseCGroupMemoryLimitForHeap", \ 13 | "-R-XX:+UnlockExperimentalVMOptions", \ 14 | "-R-XX:+UseCGroupMemoryLimitForHeap"] 15 | -------------------------------------------------------------------------------- /jdk-9-debian-slim.Dockerfile: -------------------------------------------------------------------------------- 1 | # A JDK 9 with Debian slim 2 | FROM debian:stable-slim 3 | # Download from http://jdk.java.net/9/ 4 | # ADD http://download.java.net/java/GA/jdk9/9/binaries/openjdk-9_linux-x64_bin.tar.gz 5 | ADD openjdk-9_linux-x64_bin.tar.gz /opt 6 | # Set up env variables 7 | ENV JAVA_HOME=/opt/jdk-9 8 | ENV PATH=$PATH:$JAVA_HOME/bin 9 | CMD ["jshell", "-J-XX:+UnlockExperimentalVMOptions", \ 10 | "-J-XX:+UseCGroupMemoryLimitForHeap", \ 11 | "-R-XX:+UnlockExperimentalVMOptions", \ 12 | "-R-XX:+UseCGroupMemoryLimitForHeap"] 13 | -------------------------------------------------------------------------------- /mvnw: -------------------------------------------------------------------------------- 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 | # http://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 | # Maven2 Start Up Batch script 23 | # 24 | # Required ENV vars: 25 | # ------------------ 26 | # JAVA_HOME - location of a JDK home dir 27 | # 28 | # Optional ENV vars 29 | # ----------------- 30 | # M2_HOME - location of maven2's installed home dir 31 | # MAVEN_OPTS - parameters passed to the Java VM when running Maven 32 | # e.g. to debug Maven itself, use 33 | # set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 34 | # MAVEN_SKIP_RC - flag to disable loading of mavenrc files 35 | # ---------------------------------------------------------------------------- 36 | 37 | if [ -z "$MAVEN_SKIP_RC" ] ; then 38 | 39 | if [ -f /etc/mavenrc ] ; then 40 | . /etc/mavenrc 41 | fi 42 | 43 | if [ -f "$HOME/.mavenrc" ] ; then 44 | . "$HOME/.mavenrc" 45 | fi 46 | 47 | fi 48 | 49 | # OS specific support. $var _must_ be set to either true or false. 50 | cygwin=false; 51 | darwin=false; 52 | mingw=false 53 | case "`uname`" in 54 | CYGWIN*) cygwin=true ;; 55 | MINGW*) mingw=true;; 56 | Darwin*) darwin=true 57 | # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home 58 | # See https://developer.apple.com/library/mac/qa/qa1170/_index.html 59 | if [ -z "$JAVA_HOME" ]; then 60 | if [ -x "/usr/libexec/java_home" ]; then 61 | export JAVA_HOME="`/usr/libexec/java_home`" 62 | else 63 | export JAVA_HOME="/Library/Java/Home" 64 | fi 65 | fi 66 | ;; 67 | esac 68 | 69 | if [ -z "$JAVA_HOME" ] ; then 70 | if [ -r /etc/gentoo-release ] ; then 71 | JAVA_HOME=`java-config --jre-home` 72 | fi 73 | fi 74 | 75 | if [ -z "$M2_HOME" ] ; then 76 | ## resolve links - $0 may be a link to maven's home 77 | PRG="$0" 78 | 79 | # need this for relative symlinks 80 | while [ -h "$PRG" ] ; do 81 | ls=`ls -ld "$PRG"` 82 | link=`expr "$ls" : '.*-> \(.*\)$'` 83 | if expr "$link" : '/.*' > /dev/null; then 84 | PRG="$link" 85 | else 86 | PRG="`dirname "$PRG"`/$link" 87 | fi 88 | done 89 | 90 | saveddir=`pwd` 91 | 92 | M2_HOME=`dirname "$PRG"`/.. 93 | 94 | # make it fully qualified 95 | M2_HOME=`cd "$M2_HOME" && pwd` 96 | 97 | cd "$saveddir" 98 | # echo Using m2 at $M2_HOME 99 | fi 100 | 101 | # For Cygwin, ensure paths are in UNIX format before anything is touched 102 | if $cygwin ; then 103 | [ -n "$M2_HOME" ] && 104 | M2_HOME=`cygpath --unix "$M2_HOME"` 105 | [ -n "$JAVA_HOME" ] && 106 | JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 107 | [ -n "$CLASSPATH" ] && 108 | CLASSPATH=`cygpath --path --unix "$CLASSPATH"` 109 | fi 110 | 111 | # For Mingw, ensure paths are in UNIX format before anything is touched 112 | if $mingw ; then 113 | [ -n "$M2_HOME" ] && 114 | M2_HOME="`(cd "$M2_HOME"; pwd)`" 115 | [ -n "$JAVA_HOME" ] && 116 | JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" 117 | # TODO classpath? 118 | fi 119 | 120 | if [ -z "$JAVA_HOME" ]; then 121 | javaExecutable="`which javac`" 122 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 123 | # readlink(1) is not available as standard on Solaris 10. 124 | readLink=`which readlink` 125 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 126 | if $darwin ; then 127 | javaHome="`dirname \"$javaExecutable\"`" 128 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 129 | else 130 | javaExecutable="`readlink -f \"$javaExecutable\"`" 131 | fi 132 | javaHome="`dirname \"$javaExecutable\"`" 133 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 134 | JAVA_HOME="$javaHome" 135 | export JAVA_HOME 136 | fi 137 | fi 138 | fi 139 | 140 | if [ -z "$JAVACMD" ] ; then 141 | if [ -n "$JAVA_HOME" ] ; then 142 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 143 | # IBM's JDK on AIX uses strange locations for the executables 144 | JAVACMD="$JAVA_HOME/jre/sh/java" 145 | else 146 | JAVACMD="$JAVA_HOME/bin/java" 147 | fi 148 | else 149 | JAVACMD="`which java`" 150 | fi 151 | fi 152 | 153 | if [ ! -x "$JAVACMD" ] ; then 154 | echo "Error: JAVA_HOME is not defined correctly." >&2 155 | echo " We cannot execute $JAVACMD" >&2 156 | exit 1 157 | fi 158 | 159 | if [ -z "$JAVA_HOME" ] ; then 160 | echo "Warning: JAVA_HOME environment variable is not set." 161 | fi 162 | 163 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 164 | 165 | # traverses directory structure from process work directory to filesystem root 166 | # first directory with .mvn subdirectory is considered project base directory 167 | find_maven_basedir() { 168 | 169 | if [ -z "$1" ] 170 | then 171 | echo "Path not specified to find_maven_basedir" 172 | return 1 173 | fi 174 | 175 | basedir="$1" 176 | wdir="$1" 177 | while [ "$wdir" != '/' ] ; do 178 | if [ -d "$wdir"/.mvn ] ; then 179 | basedir=$wdir 180 | break 181 | fi 182 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 183 | if [ -d "${wdir}" ]; then 184 | wdir=`cd "$wdir/.."; pwd` 185 | fi 186 | # end of workaround 187 | done 188 | echo "${basedir}" 189 | } 190 | 191 | # concatenates all lines of a file 192 | concat_lines() { 193 | if [ -f "$1" ]; then 194 | echo "$(tr -s '\n' ' ' < "$1")" 195 | fi 196 | } 197 | 198 | BASE_DIR=`find_maven_basedir "$(pwd)"` 199 | if [ -z "$BASE_DIR" ]; then 200 | exit 1; 201 | fi 202 | 203 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 204 | if [ "$MVNW_VERBOSE" = true ]; then 205 | echo $MAVEN_PROJECTBASEDIR 206 | fi 207 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 208 | 209 | # For Cygwin, switch paths to Windows format before running java 210 | if $cygwin; then 211 | [ -n "$M2_HOME" ] && 212 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 213 | [ -n "$JAVA_HOME" ] && 214 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 215 | [ -n "$CLASSPATH" ] && 216 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 217 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 218 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 219 | fi 220 | 221 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 222 | 223 | exec "$JAVACMD" \ 224 | $MAVEN_OPTS \ 225 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 226 | "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 227 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 228 | -------------------------------------------------------------------------------- /mvnw.cmd: -------------------------------------------------------------------------------- 1 | @REM ---------------------------------------------------------------------------- 2 | @REM Licensed to the Apache Software Foundation (ASF) under one 3 | @REM or more contributor license agreements. See the NOTICE file 4 | @REM distributed with this work for additional information 5 | @REM regarding copyright ownership. The ASF licenses this file 6 | @REM to you under the Apache License, Version 2.0 (the 7 | @REM "License"); you may not use this file except in compliance 8 | @REM with the License. You may obtain a copy of the License at 9 | @REM 10 | @REM http://www.apache.org/licenses/LICENSE-2.0 11 | @REM 12 | @REM Unless required by applicable law or agreed to in writing, 13 | @REM software distributed under the License is distributed on an 14 | @REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 | @REM KIND, either express or implied. See the License for the 16 | @REM specific language governing permissions and limitations 17 | @REM under the License. 18 | @REM ---------------------------------------------------------------------------- 19 | 20 | @REM ---------------------------------------------------------------------------- 21 | @REM Maven2 Start Up Batch script 22 | @REM 23 | @REM Required ENV vars: 24 | @REM JAVA_HOME - location of a JDK home dir 25 | @REM 26 | @REM Optional ENV vars 27 | @REM M2_HOME - location of maven2's installed home dir 28 | @REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands 29 | @REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a key stroke before ending 30 | @REM MAVEN_OPTS - parameters passed to the Java VM when running Maven 31 | @REM e.g. to debug Maven itself, use 32 | @REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 33 | @REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files 34 | @REM ---------------------------------------------------------------------------- 35 | 36 | @REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' 37 | @echo off 38 | @REM enable echoing my setting MAVEN_BATCH_ECHO to 'on' 39 | @if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% 40 | 41 | @REM set %HOME% to equivalent of $HOME 42 | if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") 43 | 44 | @REM Execute a user defined script before this one 45 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre 46 | @REM check for pre script, once with legacy .bat ending and once with .cmd ending 47 | if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat" 48 | if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd" 49 | :skipRcPre 50 | 51 | @setlocal 52 | 53 | set ERROR_CODE=0 54 | 55 | @REM To isolate internal variables from possible post scripts, we use another setlocal 56 | @setlocal 57 | 58 | @REM ==== START VALIDATION ==== 59 | if not "%JAVA_HOME%" == "" goto OkJHome 60 | 61 | echo. 62 | echo Error: JAVA_HOME not found in your environment. >&2 63 | echo Please set the JAVA_HOME variable in your environment to match the >&2 64 | echo location of your Java installation. >&2 65 | echo. 66 | goto error 67 | 68 | :OkJHome 69 | if exist "%JAVA_HOME%\bin\java.exe" goto init 70 | 71 | echo. 72 | echo Error: JAVA_HOME is set to an invalid directory. >&2 73 | echo JAVA_HOME = "%JAVA_HOME%" >&2 74 | echo Please set the JAVA_HOME variable in your environment to match the >&2 75 | echo location of your Java installation. >&2 76 | echo. 77 | goto error 78 | 79 | @REM ==== END VALIDATION ==== 80 | 81 | :init 82 | 83 | @REM Find the project base dir, i.e. the directory that contains the folder ".mvn". 84 | @REM Fallback to current working directory if not found. 85 | 86 | set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% 87 | IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir 88 | 89 | set EXEC_DIR=%CD% 90 | set WDIR=%EXEC_DIR% 91 | :findBaseDir 92 | IF EXIST "%WDIR%"\.mvn goto baseDirFound 93 | cd .. 94 | IF "%WDIR%"=="%CD%" goto baseDirNotFound 95 | set WDIR=%CD% 96 | goto findBaseDir 97 | 98 | :baseDirFound 99 | set MAVEN_PROJECTBASEDIR=%WDIR% 100 | cd "%EXEC_DIR%" 101 | goto endDetectBaseDir 102 | 103 | :baseDirNotFound 104 | set MAVEN_PROJECTBASEDIR=%EXEC_DIR% 105 | cd "%EXEC_DIR%" 106 | 107 | :endDetectBaseDir 108 | 109 | IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig 110 | 111 | @setlocal EnableExtensions EnableDelayedExpansion 112 | for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a 113 | @endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% 114 | 115 | :endReadAdditionalConfig 116 | 117 | SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" 118 | 119 | set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" 120 | set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 121 | 122 | %MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 123 | if ERRORLEVEL 1 goto error 124 | goto end 125 | 126 | :error 127 | set ERROR_CODE=1 128 | 129 | :end 130 | @endlocal & set ERROR_CODE=%ERROR_CODE% 131 | 132 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost 133 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 134 | if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat" 135 | if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd" 136 | :skipRcPost 137 | 138 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 139 | if "%MAVEN_BATCH_PAUSE%" == "on" pause 140 | 141 | if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE% 142 | 143 | exit /B %ERROR_CODE% 144 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 3 | 4.0.0 4 | 5 | org.examples.java 6 | helloworld 7 | 1.0-SNAPSHOT 8 | 9 | helloworld 10 | 11 | 12 | 9 13 | 9 14 | 15 | 16 | 17 | 18 | junit 19 | junit 20 | 4.12 21 | test 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /src/main/java/org/examples/java/App.java: -------------------------------------------------------------------------------- 1 | package org.examples.java; 2 | 3 | /** 4 | * Hello world! 5 | * 6 | */ 7 | public class App 8 | { 9 | public static void main( String[] args ) 10 | { 11 | System.out.println( "Hello World!" ); 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /src/test/java/org/examples/java/AppTest.java: -------------------------------------------------------------------------------- 1 | package org.examples.java; 2 | 3 | import junit.framework.Test; 4 | import junit.framework.TestCase; 5 | import junit.framework.TestSuite; 6 | 7 | /** 8 | * Unit test for simple App. 9 | */ 10 | public class AppTest 11 | extends TestCase 12 | { 13 | /** 14 | * Create the test case 15 | * 16 | * @param testName name of the test case 17 | */ 18 | public AppTest( String testName ) 19 | { 20 | super( testName ); 21 | } 22 | 23 | /** 24 | * @return the suite of tests being tested 25 | */ 26 | public static Test suite() 27 | { 28 | return new TestSuite( AppTest.class ); 29 | } 30 | 31 | /** 32 | * Rigourous Test :-) 33 | */ 34 | public void testApp() 35 | { 36 | assertTrue( true ); 37 | } 38 | } 39 | --------------------------------------------------------------------------------