eclipse+jboss xdoclet ejb-sevlet综合应用（三）
5 servlet
package com.ibeidou.webgui.servlets;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.rmi.PortableRemoteObject;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.ibeidou.test01.ejbsource.HelloWorld1;
import com.ibeidou.test01.ejbsource.HelloWorld1Home;
/**
* @web.servlet name="HelloWorld1Servlet" display-name="Hello Servlet"
* load-on-startup="1"
* @web.servlet-init-param name="hello" value="hello this is xdoclet servlet"
* @web.servlet-mapping url-pattern="/HelloWorld1/*"
*/
public class HelloWorld1Servlet extends HttpServlet {
public void init(ServletConfig config) throws ServletException {
super.init(config);
}
protected void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException,
java.io.IOException {
// ServletConfig config = this.getServletConfig();
// String h = config.getInitParameter("hello");
try {
response.setContentType("text/html;charset=GBK");
java.io.PrintWriter out = response.getWriter();
out.println("<html><head><title>Welcome javamxj Blog!</title></head>");
out.println("<body><h1>");
String name = request.getParameter("name");
String h = this.sayHello(name);
out.println(" Hello: " + h);
out.println("</h1></body></html>");
out.close();
} catch (Exception e) {
throw new ServletException(e);
}
}
private String sayHello(String name){
try{
Context ctx = new InitialContext();
Object objref = ctx.lookup("ejb/test01/helloworld1");
HelloWorld1Home helloHome = (HelloWorld1Home)PortableRemoteObject.narrow(
objref, HelloWorld1Home.class);
HelloWorld1 hello = (HelloWorld1)helloHome.create();
return hello.sayHello(name);
}catch(Exception e){
e.printStackTrace();
}
return null;
}
}
Build.xml
<project name="filtering" default="deploy" basedir=".">
<description>一个简单的XDoclet实例</description>
<property file="../configuration/conf/build.properties" />
<property name="src.dir" value="src"></property>
<property name="dist.dir" value="output"></property>
<!-- define classpath with jars needed -->
<path id="web.classpath">
<!-- customized jars needed -->
<pathelement location="${deploy_temp_dir}/${app.name}.jar"/>
<!-- system jars needed -->
<fileset dir="${jboss.home}/server/default/lib">
<include name="*.jar"/>
</fileset>
</path>
<path id="xdoclet.classpath">
<fileset dir="${xdoclet.home}">
<include name="**/*.jar" />
</fileset>
<!-- reference web.classpath, when generating web.xml the servlet api is needed -->
<path refid="web.classpath" />
</path>
<target name="init">
<mkdir dir="${dist.dir}" />
<mkdir dir="${dist.dir}/WEB-INF" />
<mkdir dir="${dist.dir}/WEB-INF/classes" />
</target>
<!-- webdoclet task only generate web.xml -->
<target name="webdoclet" depends="init">
<taskdef name="webdoclet" classpathref="xdoclet.classpath" classname="xdoclet.modules.web.WebDocletTask" />
<webdoclet destDir="${dist.dir}/WEB-INF" force="${xdoclet.force}">
<deploymentdescriptor Servletspec="2.4" xmlencoding="GBK" />
<fileset dir="${src.dir}" includes="**/*Servlet.java" />
</webdoclet>
</target>
<target name="deploy" depends="webdoclet">
<javac srcdir="${src.dir}" destdir="${dist.dir}/WEB-INF/classes">
<classpath refid="web.classpath" />
</javac>
<jar destfile="${jboss.home}/server/default/deploy/${app.name}.war" basedir="${dist.dir}" />
</target>
<target name="clean">
<delete dir="${dist.dir}"></delete>
</target>
</project>
6 测试运行
Dos下进入xdoclet_ejb01目录，输入ant命令，完成编译部署等一系列工作
Dos下再进入xdoclet_ejb01test目录，输入ant。
启动jboss服务器，打开浏览器
http://localhost:8080/xdoclet_ejb01/HelloWorld1?name=sam
即可输出
Hello: sam says hello world...