my portlet class

/*
* oper.java
*
* Created on 2007?3?15?, ?? 11:42
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/

package org.fedora;
import org.jboss.portlet.JBossActionRequest;
import org.jboss.portlet.JBossActionResponse;
import org.jboss.portal.api.node.event.PortalNodeEvent;
import org.jboss.portal.api.node.event.PortalNodeEventListener;
import org.jboss.portal.api.node.event.PortalNodeEventContext;
import org.jboss.portal.api.node.event.WindowActionEvent;
import org.jboss.portal.api.node.PortalNode;
import org.jboss.portal.WindowState;
import org.jboss.portlet.JBossPortlet;
import org.jboss.portlet.JBossRenderRequest;
import org.jboss.portlet.JBossRenderResponse;
import org.jboss.portal.api.node.PortalNode;
import org.jboss.portal.api.node.PortalNodeURL;
import javax.portlet.*;

import javax.portlet.PortletException;
import java.io.IOException;
import javax.portlet.PortletRequestDispatcher;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.gotdns.fedora.client.*;
import org.jboss.portal.common.util.CollectionBuilder;
import org.jboss.portal.identity.UserModule;
import org.jboss.portal.identity.User;
import org.jboss.portal.identity.RoleModule;
import org.jboss.portal.identity.Role;
import org.gotdns.fedora.client.*;
import org.jboss.portal.identity.IdentityException;
/**
*
* @author kevnlin
*/
public class oper extends JBossPortlet {
private static final String JSP_PATH = "/WEB-INF/jsp";
private org.gotdns.fedora.client.operationclient home;
/** Creates a new instance of oper */
private String oid="";
private String opname="";
private String opdesc="";
private String oplink="";
private String disable="";
private String opmode="";

public void processAction(JBossActionRequest req, JBossActionResponse resp) throws PortletException, PortletSecurityException, IOException
{
opmode= req.getParameter("opmode");
// if(opmode == null ){opmode="list";}
// resp.setProperty("opmode",opmode);


resp.setRenderParameter("opmode",opmode);
opname=req.getParameter("opname"); if(opname == null){opname="";}
opdesc=req.getParameter("opdesc"); if(opdesc == null){opdesc="";}
disable=req.getParameter("disable"); if(disable == null){disable="";}
oplink=req.getParameter("oplink"); if(oplink == null){oplink="";}
oid=req.getParameter("oid"); if(oid == null){oid="";}
resp.setRenderParameter("oid",oid);
System.out.println(opname);
// String tt=new String(opname.getBytes(),"utf8");
String tt="";
// tt=new String(tt.getBytes(),"utf-8");
// System.out.println(tt);
tt=new String(opname.getBytes("MS950"),"utf-8");
System.out.println(tt);
tt=new String(opname.getBytes("utf-8"),"MS950");
System.out.println(tt);
// System.out.println(new String(opname.getBytes("ms950"),"utf-8"));
// System.out.println(new String(opname.getBytes("utf-8"),"mf950"));
}

protected void doView(JBossRenderRequest req, JBossRenderResponse resp) throws IOException, PortletException
{ System.out.println(opname+"VIEW");
String opmode="";

opmode= req.getParameter("opmode");
if(opmode == null){opmode="";}
resp.setProperty("opmode",opmode);
resp.setContentType("text/html;charset=UTF-8");


javax.portlet.PortletRequestDispatcher pRD =null;



if(opmode.equals("list")){
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/op/opview.jsp");
}else if(opmode.equals("view")){
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/op/opdetail.jsp");
}else{
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/op/opview.jsp");

}
pRD.include(req,resp);
}

protected void doEdit(JBossRenderRequest req, JBossRenderResponse resp) throws IOException, PortletException
{ System.out.println(opname+"EDIT");
oid=req.getParameter("oid"); if(oid == null){oid="";}
SimpleDateFormat sdf = new SimpleDateFormat("yyMMddHHmmss");
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
java.util.Date opdate=new java.util.Date();
String tmp="";
tmp=formatter.format(opdate);



String opmode="";
opmode= req.getParameter("opmode");
System.out.println("opmode=" + opmode);
if(opmode == null){opmode="";}
resp.setProperty("opmode",opmode);
resp.setContentType("text/html;charset=UTF-8");
// resp.setContentType("text/html;charset=UTF-8");

javax.portlet.PortletRequestDispatcher pRD =null;

org.gotdns.fedora.client.operationclient home=new org.gotdns.fedora.client.operationclient();
if(opmode.equals("add")){
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/op/opadd.jsp");
}
else if(opmode.equals("update")){
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/op/opedit.jsp");
}
else if(opmode.equals("updateup")){

home.updateOperation(oid,opname,opdesc,oplink,disable);
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/ref.jsp");
}
else if(opmode.equals("del")){
home.removeOperation(oid);
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/ref.jsp");

}
else if(opmode.equals("addup")){
oid= sdf.format(opdate);
System.out.println(oid);
System.out.println(opname);
System.out.println(opdesc);
System.out.println(opdate); System.out.println(oplink); System.out.println(disable);
try{
home.insertOperation(oid,opname,opdesc,opdate,oplink,disable) ;
}
catch (Exception e){System.out.println(e.getMessage());}
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/ref.jsp");
}
else{
pRD = this.getPortletContext().getRequestDispatcher( JSP_PATH + "/op/opview.jsp");
}






pRD.include(req,resp);

}




}