JSP调用EJB3.0实例(Myeclipse2014+Tomcat7+Jboss7).docx

JSP调用EJB3.0实例(Myeclipse2014+Tomcat7+Jboss7)赖东升2014/9/18 第20页目录JSP调用EJB3.0实例1目录21.1修改历史11.2所需软件11.2.1开发工具11.2.2WEB服务器11.2.3EJB服务器11.3实现步骤21.3.1开发EJB工程创建HelloEJB部署HelloEJB测试HelloEJB91.3.2开发WEB工程创建HelloWeb工程客户端测试HelloEJB创建JSP程序部署web程序访问web程序201.4参考文件211.1 修改历史序号修改日期修改人员修改摘要12014/9/18赖东升新建1.2 所需软件1.2.1 开发工具myeclipse-pro-2014.exe /Myeclipse1.2.2 WEB服务器apache-tomcat-7.0.5-windows-x64.zip /Tomcat1.2.3 EJB服务器jboss-as-7.1.1.Final.zip /Jboss1.3 实现步骤1.3.1 开发EJB工程 创建HelloEJB删除ejbmodule目录，新建src目录，并添加JavaEE 6.0类库新建Session BeanHelloWorldLocal.javapackage com;import javax.ejb.Local;Localpublic interface HelloWorldLocal public String SayHello(String name);HelloWorldRemote.javapackage com;import javax.ejb.Remote;Remotepublic interface HelloWorldRemote public String SayHello(String name);HelloWorld.javapackage com;import javax.ejb.Stateless;Statelesspublic class HelloWorld implements HelloWorldLocal, HelloWorldRemote public String SayHello(String name) return name +说：你好,世界!; 文件目录结构：将工程导出成EJB文件 部署HelloEJB部署到Jboss 测试HelloEJB参考web工程1.3.2 开发WEB工程 创建HelloWeb工程 客户端测试HelloEJB将EJB工程中的接口程序HelloWorldRemote.java拷贝过来，并增加类库jboss-client-7.1.1.Final.jar到web工程中， !- jboss4 - !- weblogic10 -文件目录结构：创建客户端测试程序：方法getJboss4()为访问jboss4的代码，需要类库jbossall-client-4.2.2.GA.jar支持方法getJboss7java()为直接访问jboss7的代码方法getJboss7ejb()为通过配置文件访问jboss7的代码，需要在根目录下增加配置文件pertiesClientUtility.javapackage client.test;import java.util.Hashtable;import java.util.Properties;import javax.naming.Context;import javax.naming.InitialContext;import javax.naming.NamingException;import com.HelloWorldRemote;public class ClientUtility public static HelloWorldRemote getJboss4() throws NamingException HelloWorldRemote helloworld = null; Properties props = new Properties(); props.setProperty(java.naming.factory.initial, erfaces.NamingContextFactory); props.setProperty(vider.url, 1:1099);try InitialContext ctx = new InitialContext(props);helloworld = (HelloWorldRemote) ctx.lookup(HelloWorld/remote); catch (NamingException e) System.out.println(e.getMessage();return helloworld; public static HelloWorldRemote getJboss7java() throws NamingException HelloWorldRemote helloworld = null; Properties props = new Properties(); props.put(Context.PROVIDER_URL, remote:/1:4447); props.put(Context.INITIAL_CONTEXT_FACTORY, org.jboss.naming.remote.client.InitialContextFactory); props.put(Context.SECURITY_PRINCIPAL, System.getProperty(username,jboss); props.put(Context.SECURITY_CREDENTIALS, System.getProperty(password,Pwd_12345678); props.put(jboss.naming.client.ejb.context, true);try InitialContext ctx = new InitialContext(props);String jndi=java:HelloEJB/HelloWorld!com.HelloWorldRemote;System.out.println(-+jndi); helloworld = (HelloWorldRemote) ctx.lookup(jndi); catch (NamingException e) System.out.println(e.getMessage();return helloworld; public static HelloWorldRemote getJboss7ejb() throws NamingException HelloWorldRemote helloworld = null; final Hashtable jndiProperties = new Hashtable(); jndiProperties.put(Context.URL_PKG_PREFIXES, org.jboss.ejb.client.naming); final Context context = new InitialContext(jndiProperties); final String appName = ; final String moduleName = HelloEJB;/工程名 final String distinctName = ; final String beanName = HelloWorld; /HelloWorld.class.getSimpleName(); final String viewClassName = HelloWorldRemote.class.getName(); String jndi=ejb:+appName+/+moduleName+/+ distinctName + /+ beanName + !+viewClassName; System.out.println(-+jndi); helloworld = (HelloWorldRemote) context.lookup(jndi); return helloworld; ClientTest.javapackage client.test;import com.HelloWorldRemote;public class ClientTest public static void main(String args) / TODO Auto-generated method stubHelloWorldRemote helloworld = null; try /helloworld = ClientUtility.getJboss4java(); /System.out.println(helloworld.SayHello(Jboss4); helloworld = ClientUtility.getJboss7java(); System.out.println(helloworld.SayHello(Java); helloworld = ClientUtility.getJboss7ejb(); System.out.println(helloworld.SayHello(EJB); catch (Exception e) e.printStackTrace(); 配置文件=.xnio.Options.SSL_ENABLED=falseremote.connections=default remote.connection.default.host=1remote.connection.default.port = 4447.xnio.Options.SASL_POLICY_NOANONYMOUS=falseremote.connection.default.username=jbossremote.connection.default.password=Pwd_12345678文件目录结构：运行ClientTest测试： 创建J