使用ant编译打包、部署简单的javaweb项目 --01
目录结构：
D:\code\kongee\ant_web_hello
λ tree /f
卷 软件 的文件夹 PATH 列表
卷序列号为 000D-CD8E
D:.
│ .classpath
│ .project
│ build.xml
│
├─.settings
│ .jsdtscope
│ org.eclipse.jdt.core.prefs
│ org.eclipse.wst.common.component
│ org.eclipse.wst.common.project.facet.core.xml
│ org.eclipse.wst.jsdt.ui.superType.container
│ org.eclipse.wst.jsdt.ui.superType.name
│
├─src
│ └─com
│ └─laolang
│ └─servlet
│ HelloServlet.java
│
└─WebContent
│ hello.jsp
│
├─META-INF
│ MANIFEST.MF
│
└─WEB-INF
│ web.xml
│
└─lib
D:\code\kongee\ant_web_hello
代码：
com.laolang.servlet.HelloServlet.java
package com.laolang.servlet;
import java.io.IOException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class HelloServlet
*/
public class HelloServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public HelloServlet() {
super();
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
request.setAttribute("hello", "world");
RequestDispatcher dis = request.getRequestDispatcher("hello.jsp");
dis.forward(request, response);
}
}
hello.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<h1>Hello:${hello }</h1>
</body>
</html>
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<display-name>ant_web_hello</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.htm</welcome-file>
<welcome-file>default.jsp</welcome-file>
</welcome-file-list>
<servlet>
<description></description>
<display-name>HelloServlet</display-name>
<servlet-name>HelloServlet</servlet-name>
<servlet-class>com.laolang.servlet.HelloServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>HelloServlet</servlet-name>
<url-pattern>/hello.do</url-pattern>
</servlet-mapping>
</web-app>
build.xml
<?xml version="1.0" encoding="UTF-8"?>
<project name="ant_web_hello">
<!-- java源代码目录 -->
<property name="src.dir" location="src" />
<!-- 构建目录 -->
<property name="build.dir" location="build" />
<!-- class文件目录 -->
<property name="build.classes" location="${build.dir}/classes" />
<!-- 打包目录 -->
<property name="build.war" location="${build.dir}/war" />
<!-- tomcat根目录 -->
<property name="tomcat.home" location="D:\program\program\java\tomcat\tomcat" />
<!-- <property name="tomcat.lib" location="${tomcat.home}/lib" /> -->
<!-- web 应用的名字，也是打包后war的名字 -->
<property name="web.name" value="anthello" />
<!-- web 根目录 -->
<property name="web.root" value="webContent" />
<property name="web.WEB-INF" location="${web.root}/WEB-INF" />
<property name="web.lib" location="${web.WEB-INF}/lib" />
<!-- 加载环境变量 -->
<property environment="env" />
<!-- 定义编译时的classpath -->
<path id="compile.path">
<fileset dir="${web.lib}" includes="*.lib">
</fileset>
<fileset dir="${env.tomcat_home}/lib">
<include name="**/*.jar" />
</fileset>
</path>
<target name="init" description="初始化">
<mkdir dir="${build.dir}" />
<mkdir dir="${build.classes}" />
<mkdir dir="${build.war}" />
<echo>初始化工作结束！</echo>
</target>
<target name="compile" depends="init" description="编译">
<javac destdir="build/classes" srcdir="src" includeantruntime="false" fork="true">
<compilerarg line="-encoding UTF-8 " />
<classpath refid="compile.path" />
</javac>
<echo message="编译完成！" />
</target>
<target name="war" depends="compile" description="打包war文件">
<war destfile="${build.war}/${web.name}.war">
<fileset dir="${web.root}" includes="**/*.*" />
<lib dir="${web.lib}" />
<webinf dir="${web.WEB-INF}" />
<classes dir="${build.classes}" />
</war>
<echo>打包完成！</echo>
</target>
<target name="deploy" depends="war" description="发布">
<copy todir="${env.tomcat_home}/webapps">
<fileset dir="${build.war}" includes="*.war" />
</copy>
<echo>已发布到Tomcat！</echo>
</target>
<target name="clean" description="清理">
<delete dir="${build.dir}" />
<delete dir="${env.tomcat_home}/webapps/${web.name}"/>
<delete file="${env.tomcat_home}/webapps/${web.name}.war"/>
<echo>清理完成！</echo>
</target>
<target name="testenv" description="测试环境变量">
<echo>JAVA_HOME:${env.JAVA_HOME}</echo>
<echo>CLASSPATH:${env.CLASSPATH}</echo>
<echo>tomcat_home:${env.tomcat_home}</echo>
</target>
</project>
运行效果：
D:\code\kongee\ant_web_hello
λ ant -projecthelp
Buildfile: D:\code\kongee\ant_web_hello\build.xml
Main targets:
clean 清理
compile 编译
deploy 发布
init 初始化
testenv 测试环境变量
war 打包war文件
D:\code\kongee\ant_web_hello
λ ant deploy
Buildfile: D:\code\kongee\ant_web_hello\build.xml
init:
[mkdir] Created dir: D:\code\kongee\ant_web_hello\build
[mkdir] Created dir: D:\code\kongee\ant_web_hello\build\classes
[mkdir] Created dir: D:\code\kongee\ant_web_hello\build\war
[echo] 初始化工作结束！
compile:
[javac] Compiling 1 source file to D:\code\kongee\ant_web_hello\build\classes
[echo] 编译完成！
war:
[war] Building war: D:\code\kongee\ant_web_hello\build\war\anthello.war
[echo] 打包完成！
deploy:
[copy] Copying 1 file to D:\program\program\java\tomcat\tomcat\webapps
[echo] 已发布到Tomcat！
BUILD SUCCESSFUL
Total time: 7 seconds
D:\code\kongee\ant_web_hello
在firefox中的效果:
%tomcat_home%/webapps
D:\program\program\java\tomcat\tomcat\webapps
λ dir
驱动器 D 中的卷是 软件
卷的序列号是 000D-CD8E
D:\program\program\java\tomcat\tomcat\webapps 的目录
2015/11/04 17:06 <DIR> .
2015/11/04 17:06 <DIR> ..
2015/11/04 17:06 <DIR> anthello
2015/11/04 17:06 2,481 anthello.war
2015/08/19 20:20 <DIR> docs
2015/08/19 20:20 <DIR> examples
2015/08/19 20:20 <DIR> host-manager
2015/10/18 14:22 <DIR> jc_my_1_1
2015/10/18 14:21 3,714,226 jc_my_1_1.war
2015/08/19 20:20 <DIR> manager
2015/10/18 14:35 <DIR> mytest_one
2015/10/18 14:20 <DIR> myweb
2015/08/19 20:20 <DIR> ROOT
2 个文件 3,716,707 字节
11 个目录 107,363,000,320 可用字节
D:\program\program\java\tomcat\tomcat\webapps
清理：
D:\code\kongee\ant_web_hello
λ ant clean
Buildfile: D:\code\kongee\ant_web_hello\build.xml
clean:
[delete] Deleting directory D:\code\kongee\ant_web_hello\build
[delete] Deleting directory D:\program\program\java\tomcat\tomcat\webapps\anthello
[delete] Deleting: D:\program\program\java\tomcat\tomcat\webapps\anthello.war
[echo] 清理完成！
BUILD SUCCESSFUL
Total time: 2 seconds
D:\code\kongee\ant_web_hello
λ
D:\program\program\java\tomcat\tomcat\webapps
λ dir
驱动器 D 中的卷是 软件
卷的序列号是 000D-CD8E
D:\program\program\java\tomcat\tomcat\webapps 的目录
2015/11/04 17:10 <DIR> .
2015/11/04 17:10 <DIR> ..
2015/08/19 20:20 <DIR> docs
2015/08/19 20:20 <DIR> examples
2015/08/19 20:20 <DIR> host-manager
2015/10/18 14:22 <DIR> jc_my_1_1
2015/10/18 14:21 3,714,226 jc_my_1_1.war
2015/08/19 20:20 <DIR> manager
2015/10/18 14:35 <DIR> mytest_one
2015/10/18 14:20 <DIR> myweb
2015/08/19 20:20 <DIR> ROOT
1 个文件 3,714,226 字节
10 个目录 107,363,033,088 可用字节
D:\program\program\java\tomcat\tomcat\webapps
λ
下一步：
1、加入对mysql的控制，在安装必要的软件和设置了相关的环境变量之后 ，可以用一个ant命令就完成对数据库的初始化，对源文件的编译，打包并发布web项目
2、加入测试，但是在打包的时候，过滤测试产生的文件