<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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.xxx.em</groupId>
<artifactId>em</artifactId>
<packaging>war</packaging>
<version>1.0-SNAPSHOT</version>
<name>em</name>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<finalName>em</finalName>
<warName>${finalName}.war</warName>
<warExplodedDirectory>exploded/${warName}</warExplodedDirectory>
<logback.version>1.1.3</logback.version>
<slf4j.version>1.7.6</slf4j.version>
</properties>
<dependencies>
<!-- ================================================= -->
<!-- 日志及相关依赖（用slf4j+logback代替jcl+log4j） -->
<!-- ================================================= -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j.version}</version>
</dependency>
<!-- slf4j的实现：logback，用来取代log4j。更快、更强！ -->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
<!-- 将现有的jakarta commons logging的调用转换成slf4j的调用。 -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>1.6.1</version>
</dependency>
<!-- Hack：确保commons-logging的jar包不被引入，否则将和jcl-over-slf4j冲突 -->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.1.1</version>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<filters>
<filter>filter.properties</filter>
</filters>
<resources>
<!-- 先指定src/main/resources下所有文件和文件夹为资源文件 -->
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*</include>
</includes>
</resource>
<!-- 设置对*.properties，logback.xml进行过虑，即这些文件中的${key}会被替换 -->
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
<includes>
<include>*.properties</include>
<include>logback.xml</include>
</includes>
</resource>
</resources>
<!-- 官网 http://maven.apache.org/plugins/index.html -->
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<!-- 字符集编码 -->
<encoding>UTF-8</encoding>
<showWarnings>true</showWarnings>
<showDeprecation>true</showDeprecation>
<!-- 源代码使用的开发版本 -->
<source>1.6</source>
<!-- 需要生成的目标class文件的编译版本 -->
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>2.1.1</version>
<configuration>
<!-- 默认exploded WAR目录为 target/em-1.0-SNAPSHOT(格式为<artifactId>-<version>)
修改以后目录变成target/exploded/em.war -->
<webappDirectory>target/${warExplodedDirectory}</webappDirectory>
<!-- 打包后的war文件名，默认是 <artifactId>-<version>.war -->
<warName>${finalName}</warName>
<webResources>
<resource>
<!-- 启用filter的auto config,build/filters会覆maven-war-plugin插件下configuration/filters -->
<filtering>true</filtering>
<!-- 指定资源目录（默认目录src/main/resources） -->
<directory>${basedir}/src/main/webapp</directory>
<includes>
<!-- auto config会替换的文件列表 -->
<include>**/*.xml</include>
<include>**/*.properties</include>
</includes>
<!-- 指定该资源目录下的文件的拷贝目标位置 -->
<targetPath>/</targetPath>
</resource>
</webResources>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>2.5.5</version>
<!--<executions>-->
<!--<execution>-->
<!--<id>assembly</id>-->
<!--<phase>package</phase>-->
<!--<goals>-->
<!--<goal>single</goal>-->
<!--</goals>-->
<!--</execution>-->
<!--</executions>-->
<configuration>
<finalName>${finalName}</finalName>
<appendAssemblyId>false</appendAssemblyId>
<descriptor>assembly.xml</descriptor>
</configuration>
</plugin>
</plugins>
</build>
</project>
assembly.xml 示例
<?xml version="1.0" encoding="UTF-8"?>
<assembly
xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
<id>em-dist</id>
<baseDirectory>${warName}</baseDirectory>
<formats>
<format>tgz</format>
</formats>
<includeBaseDirectory>true</includeBaseDirectory>
<fileSets>
<fileSet>
<directory>target/exploded/${warName}</directory>
<includes>
<include>**</include>
</includes>
<outputDirectory>/</outputDirectory>
</fileSet>
</fileSets>
</assembly>
几点说明：
1、maven-compiler-plugin插件，默认输出到编译后的class文件到 target\classes
2、maven-war-plugin插件，命令行 mvn war:war（它只是拷贝资源文件到目标位置），如果此时没有target\classes文件夹，执行war命令时，也不会提示错误，故一般绑在一起执行mvn compile war:war
3、maven-assembly-plugin插件，一般是配置自动化发布脚本或系统使用，命令行 mvn assembly:assembly ，其作用是将某文件夹打包为 tgz文件。一般用于项目部署或归档