📄 testconverter.java

📁 J2EE 技术源码书籍源代码（j2ee编程技术）

💻 JAVA

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

/*
 * Created on 2004-7-3
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
/**
 * @author haoyulong
 *
 * To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
public class testConverter extends HttpServlet {
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		//TODO Method stub generated by Lomboz
		response.setContentType("text/html");
		PrintWriter out =response.getWriter();
		out.println("<html><head><title>the first EJB</title></head>");
		try{
		InitialContext ctx=new InitialContext();
		Object objRef = ctx.lookup("ConverterBean");
//		主接口
		ConverterHome
		home=(ConverterHome)javax.rmi.PortableRemoteObject.narrow(
		objRef,ConverterHome.class);
//		组件接口
		Converter bean =home.create();
		out.println(bean.toLowerCase("HOW ARE YOU"));
		out.println(bean.toUpperCase("how are you"));
		}catch(javax.naming.NamingException ne){
		out.println("Naming Exception caught:"+ne);
		ne.printStackTrace(out);
		}catch(javax.ejb.CreateException ce){
		out.println("Create Exception caught:"+ce);
		ce.printStackTrace(out);
		}catch(java.rmi.RemoteException re){
		out.println("Remote Exception caught:"+re);
		re.printStackTrace(out);
		}
		out.println("</body></html>");


	}
}

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