开发Spring Boot应用,用Spring Boot的Maven插件打包部署,会得到一个很大的JAR文件。该JAR文件包含了所有依赖JAR和配置文件。有时升级只需更新某个模块或修改某项配置,所以需要把它们分离出来。
在pom.xml添加如下插件,配置。
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.8</source>
<target>1.8</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<includes>
<include>
<groupId>null</groupId>
<artifactId>null</artifactId>
</include>
</includes>
<layout>JAR</layout>
<addResources>true</addResources>
</configuration>
<executions>
<execution>
<goals>
<goal>repackage</goal>
</goals>
<configuration>
<!--配置jar包特殊标识 配置后,保留原文件,生成新文件 *-run.jar -->
<!--配置jar包特殊标识 不配置,原文件命名为 *.jar.original,生成新文件 *.jar -->
<!--<classifier>run</classifier>-->
</configuration>
</execution>
</executions>
</plugin>
<!--打包jar-->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<!--不打包资源文件-->
<excludes>
<exclude>*.**</exclude>
<exclude>*/*.xml</exclude>
</excludes>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<!--MANIFEST.MF 中 Class-Path 加入前缀-->
<classpathPrefix>lib/</classpathPrefix>
<!--jar包不包含唯一版本标识-->
<useUniqueVersions>false</useUniqueVersions>
<!--指定入口类-->
<mainClass>cn.payadd.admin.AdminApplication</mainClass>
</manifest>
<manifestEntries>
<!--MANIFEST.MF 中 Class-Path 加入资源文件目录-->
<Class-Path>./resources/</Class-Path>
</manifestEntries>
</archive>
<outputDirectory>${project.build.directory}</outputDirectory>
</configuration>
</plugin>
<!--拷贝依赖 copy-dependencies-->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<id>copy-dependencies</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>
${project.build.directory}/lib/
</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
<!--拷贝资源文件 copy-resources-->
<plugin>
<artifactId>maven-resources-plugin</artifactId>
<executions>
<execution>
<id>copy-resources</id>
<phase>package</phase>
<goals>
<goal>copy-resources</goal>
</goals>
<configuration>
<resources>
<resource>
<directory>src/main/resources</directory>
</resource>
</resources>
<outputDirectory>${project.build.directory}/resources</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
执行maven,编译结果如图:

lib目录是依赖jar,resources是配置文件目录。
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