📄 testcmp.java

📁 J2EE 技术源码书籍源代码（j2ee编程技术）

💻 JAVA

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package com.ejbstudy;
import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.FinderException;
import javax.naming.InitialContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class Testcmp extends HttpServlet {
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		//TODO Method stub generated by Lomboz
		response.setContentType("text/html;charset=gb2312");
		PrintWriter out =response.getWriter();
		out.println("<html><head><title>CMP EJB Test</title></head>");
		try{
		InitialContext ctx=new InitialContext();
		Object objRef = ctx.lookup("MyItemBean");
//		主接口
		MyItemHome
		home=(MyItemHome)javax.rmi.PortableRemoteObject.narrow(
		objRef,MyItemHome.class);
//		组件接口
		Double quan=new Double(20.00);
		Double price =new Double(100);
		//Item bean =home.create("002",quan,price);
		
		MyItem bean =home.findByPrimaryKey("001");
		out.println("<h1>编号" +"："+bean.getId()+"</h1>");
		out.println("<h1>价格" +"："+bean.getPrice().toString()+"</h1>");
		
		}catch (FinderException e){
			out.println(e.toString());
		}
		catch(javax.naming.NamingException ne){
		out.println("Naming Exception caught:"+ne);
		ne.printStackTrace(out);
		}catch(java.rmi.RemoteException re){
		out.println("Remote Exception caught:"+re);
		re.printStackTrace(out);
		}
		out.println("</body></html>");
	}
}

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