Maven Web 应用
使用版本控制系统 Maven 管理基于 web 的项目,创建、构建、部署,运行 web 应用
创建 Web 应用
maven-archetype-webapp 插件创建简单的 Java web 应用
命令控制台 e:\MVN 文件夹, 执行 mvn 命令
e:\MVN>mvn archetype:generate -DgroupId=com.companyname.automobile -DartifactId=trucks -DarchetypeArtifactId=maven-archetype-webapp -DinteractiveMode=false
Maven 将开始处理,且创建完整的于Java Web 项目的目录结构
[INFO] Scanning for projects... [INFO] Searching repository for plugin with prefix: 'archetype'. [INFO] ------------------------------------------------------------------- [INFO] Building Maven Default Project [INFO] task-segment: [archetype:generate] (aggregator-style) [INFO] ------------------------------------------------------------------- [INFO] Preparing archetype:generate [INFO] No goals needed for project - skipping [INFO] [archetype:generate {execution: default-cli}] [INFO] Generating project in Batch mode [INFO] -------------------------------------------------------------------- [INFO] Using following parameters for creating project from Old (1.x) Archetype: maven-archetype-webapp:1.0 [INFO] -------------------------------------------------------------------- [INFO] Parameter: groupId, Value: com.companyname.automobile [INFO] Parameter: packageName, Value: com.companyname.automobile [INFO] Parameter: package, Value: com.companyname.automobile [INFO] Parameter: artifactId, Value: trucks [INFO] Parameter: basedir, Value: C:\MVN [INFO] Parameter: version, Value: 1.0-SNAPSHOT [INFO] project created from Old (1.x) Archetype in dir: C:\MVN\trucks [INFO] ------------------------------------------------------------------- [INFO] BUILD SUCCESSFUL [INFO] ------------------------------------------------------------------- [INFO] Total time: 16 seconds [INFO] Finished at: Tue Jul 17 11:00:00 IST 2012 [INFO] Final Memory: 20M/89M [INFO] -------------------------------------------------------------------
在 e:/MVN 文件夹下 trucks 项目,查看项目的目录结构
Maven 目录结构是标准的,各目录作用
文件夹结构 | 描述 |
---|---|
trucks | 包含 src 文件夹和 pom.xml 文件。 |
src/main/webapp | 包含 index.jsp 文件和 WEB-INF 文件夹. |
src/main/webapp/WEB-INF | 包含 web.xml 文件 |
src/main/resources | 包含图片、properties资源文件。 |
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.companyname.automobile</groupId>
<artifactId>trucks</artifactId>
<packaging>war</packaging>
<version>1.0-SNAPSHOT</version>
<name>trucks Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency>
</dependencies>
<build> <finalName>trucks</finalName>
</build></project>
打开 e:\ > MVN > trucks > src > main > webapp > 文件夹, 已经创建好的 index.jsp 文件
<html>
<body> <h2>Hello World!</h2>
</body></html>
构建 Web 应用
命令控制台 e:\MVN\trucks 目录, 执行 mvn 命令
e:\MVN\trucks>mvn clean package
Maven 将开始构建项目:
[INFO] Scanning for projects... [INFO] ------------------------------------------------------------------- [INFO] Building trucks Maven Webapp [INFO] task-segment: [clean, package] [INFO] ------------------------------------------------------------------- [INFO] [clean:clean {execution: default-clean}] [INFO] [resources:resources {execution: default-resources}] [WARNING] Using platform encoding (Cp1252 actually) to copy filtered resources,i.e. build is platform dependent! [INFO] Copying 0 resource [INFO] [compiler:compile {execution: default-compile}] [INFO] No sources to compile [INFO] [resources:testResources {execution: default-testResources}] [WARNING] Using platform encoding (Cp1252 actually) to copy filtered resources,i.e. build is platform dependent! [INFO] skip non existing resourceDirectory e:\MVN\trucks\src\test\resources [INFO] [compiler:testCompile {execution: default-testCompile}] [INFO] No sources to compile [INFO] [surefire:test {execution: default-test}] [INFO] No tests to run. [INFO] [war:war {execution: default-war}] [INFO] Packaging webapp [INFO] Assembling webapp[trucks] in [e:\MVN\trucks\target\trucks] [INFO] Processing war project [INFO] Copying webapp resources[e:\MVN\trucks\src\main\webapp] [INFO] Webapp assembled in[77 msecs] [INFO] Building war: e:\MVN\trucks\target\trucks.war [INFO] ------------------------------------------------------------------- [INFO] BUILD SUCCESSFUL [INFO] ------------------------------------------------------------------- [INFO] Total time: 3 seconds [INFO] Finished at: Tue Jul 17 11:22:45 IST 2012 [INFO] Final Memory: 11M/85M [INFO] -------------------------------------------------------------------
部署 Web 应用
打开 e:\ < MVN < trucks < target < 文件夹,找到 trucks.war 文件,
复制到 web 服务器的 web 应用目录
比如 F:\xampp\tomcat\webapps\trucks.war
重启 web 服务器
测试 Web 应用
访问 URL 运行 web 应用
http://:/trucks/index.jsp
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