maven打包案例

一、spring-boot-maven-plugin

使用案例如下:

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<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<executions>
<execution>
<goals>
<goal>repackage</goal>
</goals>
</execution>
</executions>
<configuration>
<mainClass>com.aibibang.AppMain</mainClass>
<addResources>true</addResources>
<excludes>
<exclude>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
</exclude>
</excludes>
</configuration>
</plugin>

二、自定义打包

在开发过程中经常需要将依赖包与代码包分离,配置文件与代码包分离,这样更便于部署与修改参数。依次案例基于以上场景展开,借助于maven-jar-plugin与maven-assembly-plugin。

pom内容如下:

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<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<mainClass>com.aibibang.AppMain</mainClass>
<addClasspath>true</addClasspath>
<classpathPrefix>lib/</classpathPrefix>
</manifest>
</archive>
<excludes>
<exclude>*.properties</exclude>
<exclude>*.xml</exclude>
</excludes>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<configuration>
<descriptors>
<descriptor>package.xml</descriptor>
</descriptors>
</configuration>
<executions>
<execution>
<id>make-assembly</id>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>

package.xml内容:

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<assembly>
<id>bin</id>
<!-- 最终打包成一个用于发布的zip文件 -->
<formats>
<format>tar.gz</format>
</formats>

<fileSets>
<!-- 打包jar文件 -->
<fileSet>
<directory>${project.build.directory}</directory>
<outputDirectory></outputDirectory>
<includes>
<include>*.jar</include>
</includes>
</fileSet>
<!-- 把项目相关的启动脚本,打包进zip文件的bin目录 -->
<fileSet>
<directory>${project.basedir}/src/main/bash</directory>
<outputDirectory>/</outputDirectory>
<includes>
<include>*</include>
</includes>
</fileSet>

<!-- 把项目的配置文件,打包进zip文件的config目录 -->
<fileSet>
<directory>${project.build.directory}/classes</directory>
<outputDirectory>conf</outputDirectory>
<includes>
<include>*.properties</include>
<include>*.xml</include>
</includes>
</fileSet>
</fileSets>
<!-- 把项目的依赖的jar打包到lib目录下 -->
<dependencySets>
<dependencySet>
<outputDirectory>lib</outputDirectory>
<scope>runtime</scope>
<excludes>
<exclude>${groupId}:${artifactId}</exclude>
</excludes>
</dependencySet>
</dependencySets>
</assembly>

maven-jar-plugin只是讲代码打成一个jar,而对部署包的构建是由assembly插件完成的。

结合启动、停止脚本即可高效便捷的部署一个项目。

start.sh:

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#!/bin/sh
export JAVA_HOME=$JAVA_HOME
export PATH=$JAVA_HOME/bin:$PATH
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
PIDFILE=service.pid
ROOT_DIR="$(cd $(dirname $0) && pwd)"
CLASSPATH=./*:$ROOT_DIR/lib/*:$ROOT_DIR/conf/
JAVA_OPTS="-Xms512m -Xmx1024m -XX:+UseParallelGC"
MAIN_CLASS=com.aibibang.AppMain


if [ ! -d "logs" ]; then
mkdir logs
fi

if [ -f "$PIDFILE" ]; then
echo "Service is already start ..."
else
echo "Service start ..."
nohup java $JAVA_OPTS -cp $CLASSPATH $MAIN_CLASS 1> logs/server.out 2>&1 &
printf '%d' $! > $PIDFILE
fi

stop.sh:

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#!/bin/sh
PIDFILE=service.pid

if [ -f "$PIDFILE" ]; then
kill -9 `cat $PIDFILE`
rm -rf $PIDFILE
else
echo "Service is already stop ..."
fi