spring boot 生成的包过大，往生产环境上传很慢，所以把所有用的jar包打到外部，这样生成的小包中只有自已开发的程序，基本可以控制在1M以内，效果甚好。
请重点关注<build>标签内部的代码。
其中build标签内部是重点
<plugins>
<!-- 大包 -->
<!-- <plugin> -->
<!-- <groupId>org.springframework.boot</groupId> -->
<!-- <artifactId>spring-boot-maven-plugin</artifactId> -->
<!-- </plugin> -->
<!-- 大包加小包 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<!--主类: 使用清单文件 -->
<manifest>
<addClasspath>true</addClasspath>
<mainClass>com.gzz.createcode.Application</mainClass>
<classpathPrefix>lib/</classpathPrefix>
</manifest>
</archive>
</configuration>
</plugin>
<!-- 拷贝jar包 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<id>copy</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>${project.build.directory}/lib</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
<!-- 把打包后的文件压缩成zip(选用)-->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<executions>
<execution>
<id>assembly</id>
<phase>package</phase>
<goals>
<goal>attached</goal>
</goals>
<configuration>
<descriptor>${basedir}/src/assembly/assembly.xml</descriptor>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
assembly.xml内容
<assembly
xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
<id>bin</id>
<baseDirectory>code</baseDirectory>
<formats>
<format>zip</format>
</formats>
<files>
<file>
<source>${project.build.directory}/${project.build.finalName}.jar</source>
<outputDirectory>./</outputDirectory>
<destName>${project.build.finalName}.jar</destName>
</file>
</files>
<fileSets>
<fileSet>
<directory>${project.build.directory}/lib</directory>
<outputDirectory>./lib</outputDirectory>
</fileSet>
</fileSets>
</assembly>
另附完整的pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.gzz</groupId>
<artifactId>code</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.6.RELEASE</version>
<relativePath />
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<skipTests>true</skipTests>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<exclusions>
<exclusion>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>log4j-over-slf4j</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<exclusions>
<exclusion>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jetty</artifactId>
</dependency>
<!-- <dependency> -->
<!-- <groupId>org.springframework.boot</groupId> -->
<!-- <artifactId>spring-boot-starter-actuator</artifactId> -->
<!-- </dependency> -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-freemarker</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>24.0-jre</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger2</artifactId>
<version>2.7.0</version>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger-ui</artifactId>
<version>2.7.0</version>
</dependency>
<!-- <dependency> -->
<!-- <groupId>org.apache.commons</groupId> -->
<!-- <artifactId>commons-lang3</artifactId> -->
<!-- <version>3.7</version> -->
<!-- </dependency> -->
<!-- <dependency> -->
<!-- <groupId>org.apache.commons</groupId> -->
<!-- <artifactId>commons-collections4</artifactId> -->
<!-- <version>4.1</version> -->
<!-- </dependency> -->
</dependencies>
<build>
<plugins>
<!-- 大包 -->
<!-- <plugin> -->
<!-- <groupId>org.springframework.boot</groupId> -->
<!-- <artifactId>spring-boot-maven-plugin</artifactId> -->
<!-- </plugin> -->
<!-- 大包加小包 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<mainClass>com.gzz.createcode.Application</mainClass>
<classpathPrefix>lib/</classpathPrefix>
</manifest>
</archive>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<id>copy</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>${project.build.directory}/lib</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<executions>
<execution>
<id>assembly</id>
<phase>package</phase>
<goals>
<goal>attached</goal>
</goals>
<configuration>
<descriptor>${basedir}/src/assembly/assembly.xml</descriptor>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
另外可以使用
jar cvf0M discovery-eureka.jar *
jar cf0M discovery-eureka.jar *
这种方式打包与springboot打出来的包是一和样的,不压缩的,可以把jar打包jar里直接运行
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