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23.4. pom.xml
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23.4. pom.xml

23.4.1. properties

定义 properties

			
<properties>
    <spring.version>4.0.1.RELEASE</spring.version>
</properties>

引用 properties

			
  <!-- Spring dependencies -->
   <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-core</artifactId>
    <version>${spring.version}</version>
  </dependency>

例 23.1. Maven properties

pom.xml 文件

				
<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.javahash.web</groupId>
 <artifactId>Spring4MVCHelloWorld</artifactId>
 <packaging>war</packaging>
 <version>1.0-SNAPSHOT</version>
 <name>Spring4MVCHelloWorld Maven Webapp</name>
 <url>http://maven.apache.org</url>

 <properties>
    <spring.version>4.0.1.RELEASE</spring.version>
 </properties>

 <dependencies>

    <dependency>
     <groupId>junit</groupId>
     <artifactId>junit</artifactId>
     <version>4.12</version>
     <scope>test</scope>
    </dependency>

   <!-- Spring dependencies -->
   <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-core</artifactId>
    <version>${spring.version}</version>
  </dependency>

 <dependency>
   <groupId>org.springframework</groupId>
   <artifactId>spring-web</artifactId>
   <version>${spring.version}</version>
 </dependency>

 <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-webmvc</artifactId>
    <version>${spring.version}</version>
 </dependency>
</dependencies>

 <build>
 <finalName>Spring4MVCHelloWorld</finalName>
 </build>
</project>

23.4.1.1. java.version

				
	<properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>1.8</java.version>
    </properties>

23.4.2. 常用的POM属性

用户可以使用该属性引用POM文件中对应元素的值，常用的POM属性包括：

			
${project.build.sourceDirectory}：项目的主源码目录，默认为 src/main/java
${project.build.testSourceDirectory}：项目的测试源码目录，默认为 src/test/java
${project.build.directory}：项目构件输出目录，默认为 target/
${project.outputDirectory}：项目主代码编译输出目录，默认为 target/classes/
${project.testOutputDirectory}：项目测试代码编译输出目录，默认为 target/test-classes/
${project.groupId}：项目的 groupId
${project.artifactId}：项目的 artifactId
${project.version}：项目的 version，与 project.version：项目的version，与{version}等价
${project.build.fianlName}：项目打包输出文件的名称。 默 认 为 {project.build.fianlName}：项目打包输出文件的名称。默认为 project.build.fianlName：项目打包输出文件的名称。默认为{project.artifactId}-${project.version}

23.4.3. repositories 仓库配置

23.4.3.1. 默认仓库

				
		<repository>
			<id>mvnrepository</id>
			<name>mvnrepository</name>
			<url>http://www.mvnrepository.com/</url>
			<layout>default</layout>
			<releases>
				<enabled>true</enabled>
			</releases>
			<snapshots>
				<enabled>false</enabled>
			</snapshots>
		</repository>

23.4.3.2. 阿里云仓库

				
	<repositories>
		<repository>
			<id>alimaven</id>
			<name>aliyun maven</name>
			<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
			<releases>
				<enabled>true</enabled>
			</releases>
			<snapshots>
				<enabled>false</enabled>
			</snapshots>
		</repository>
	</repositories>

23.4.4. dependencies

			
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>
    <dependency>
    	<groupId>org.apache.struts</groupId>
    	<artifactId>struts2-core</artifactId>
    	<version>2.3.24.1</version>
    </dependency>
  </dependencies>

23.4.5. dependencyManagement

声明父项目引用包的版本号。

			
	<dependencyManagement>
		<dependencies>
			<dependency>
				<groupId>org.springframework.cloud</groupId>
				<artifactId>spring-cloud-netflix</artifactId>
				<version>1.3.5.RELEASE</version>
				<type>pom</type>
				<scope>import</scope>
			</dependency>
			<dependency>
				<groupId>org.springframework.cloud</groupId>
				<artifactId>spring-cloud-config</artifactId>
				<version>1.3.3.RELEASE</version>
				<type>pom</type>
				<scope>import</scope>
			</dependency>
		</dependencies>
	</dependencyManagement>

23.4.6. build

23.4.6.1. finalName

最终 jar 包得名字

			
<build>
		<finalName>crawler</finalName>
</build>

23.4.6.2. sourceDirectory

编译源码目录

			
<sourceDirectory>src</sourceDirectory>

23.4.6.3. resources 文件处理

resources 用来处理 src/main/resources 目录中得内容

			
		<resources>
			<resource>
				<directory>src/main/resources</directory>
				<targetPath>${project.build.directory}/conf</targetPath>
			</resource>
			<resource>
				<directory>src/main/resources</directory>
				<excludes>
					<exclude>development.properties</exclude>
				</excludes>
			</resource>
			<resource>
				<directory>src/main/resources</directory>
				<includes>
					<include>development.properties</include>
				</includes>
				<targetPath>resources</targetPath>
			</resource>
			
			<resource>
				<directory>lib</directory>
				<includes>
					<include>**/*.sh</include>
					<include>**/*.bat</include>
				</includes>
				<targetPath>${project.build.directory}/lib</targetPath>
			</resource>
		</resources>

例 23.2. 将本地 lib/*.jar 包添加到项目中

					
<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>cn.netkiller</groupId>
	<artifactId>nacos</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<name>nacos</name>
	<description>Nacos Demo</description>

	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	</properties>
	<parent>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-parent</artifactId>
		<version>2.6.2</version>
		<relativePath />
	</parent>
	<dependencies>
		<dependency>
			<groupId>cn.netkiller</groupId>
			<artifactId>demo</artifactId>
			<version>1.0.0</version>
			<scope>system</scope>
			<systemPath>${project.basedir}/lib/demo-1.0.0.jar</systemPath>
			<exclusions>
				<exclusion>
					<groupId>org.slf4j</groupId>
					<artifactId>slf4j-log4j12</artifactId>
				</exclusion>
			</exclusions>
		</dependency>
	</dependencies>
	<build>
		<resources>
			<resource>
				<directory>lib</directory>
				<targetPath>BOOT-INF/lib/</targetPath>
				<includes>
					<include>**/*.jar</include>
				</includes>
			</resource>
		</resources>
	</build>

</project>

例 23.3. 将本地 src/resources 打包到项目

将资源文件编译后复制到 WEB-INF/classes 目录中

				
		<resources>
			<resource>
				<directory>src/resources</directory>
			</resource>
		</resources>

include / exclude

				
<resources>  
    <!-- Filter jdbc.properties & mail.properties. NOTE: We don't filter applicationContext-infrastructure.xml,   
        let it go with spring's resource process mechanism. -->  
    <resource>  
        <directory>src/main/resources</directory>  
        <filtering>true</filtering>  
        <includes>  
            <include>jdbc.properties</include>  
            <include>mail.properties</include>  
        </includes>  
    </resource>  
    <!-- Include other files as resources files. -->  
    <resource>  
        <directory>src/main/resources</directory>  
        <filtering>false</filtering>  
        <excludes>  
            <exclude>jdbc.properties</exclude>  
            <exclude>mail.properties</exclude>  
        </excludes>  
    </resource>  
</resources>

23.4.7. plugins

23.4.7.1. 跳过Unit test

			
<project>
  [...]
  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-surefire-plugin</artifactId>
        <configuration>
          <skip>true</skip>
        </configuration>
      </plugin>
    </plugins>
  </build>
  [...]
</project>

23.4.7.2. maven-shade-plugin

				
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-shade-plugin</artifactId>
				<version>1.4</version>
				<executions>
					<execution>
						<phase>package</phase>
						<goals>
							<goal>shade</goal>
						</goals>
						<configuration>
							<transformers>
								<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
									<mainClass>cn.netkiller.Oracle</mainClass>
								</transformer>
							</transformers>
						</configuration>
					</execution>
				</executions>
			</plugin>
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23.3. settings.xml 配置 起始页 23.5. Maven Module