accountssessions.java~13~

来自「一个J2EE四层架构的实例」· JAVA~13~ 代码 · 共 93 行

package sqlaccounts;

import java.awt.*;


/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */
import javax.ejb.*;
import javax.naming.*;
import javax.rmi.PortableRemoteObject;
import java.rmi.RemoteException;
import java.util.Collection;
import java.util.Hashtable;
import java.util.Properties;
import java.util.Vector;
import java.util.Iterator;

import javax.ejb.CreateException;
import javax.ejb.DuplicateKeyException;
import javax.ejb.FinderException;
import javax.ejb.ObjectNotFoundException;
import javax.ejb.RemoveException;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.rmi.PortableRemoteObject;
public class AccountsSessions
{
   // private BorderLayout borderLayout1 = new BorderLayout();
    private String sample = "Sample";
    private String Type = "Sample";
    private EjbAccountsHome ejbAccountsHome = null;
    public AccountsSessions()
    {
        try
        {
            Context ctx = new InitialContext();
            Object ref = ctx.lookup("EjbAccountsRemote");
            this.ejbAccountsHome = (EjbAccountsHome)PortableRemoteObject.narrow(ref,EjbAccountsHome.class);
        }
        catch(Exception e)
        {


        }
    }
     public String getType()
    {
        return Type;
    }
    public void setType(String newType)
    {
        Type = newType;
    }
    public String getSample()
   {
       return sample;
   }
   public void setSample(String newSample)
   {
       sample = newSample;
   }
  public Vector findByType(String Type)
 {
       try
       {
       Collection AllejbAccounts = ejbAccountsHome.findByType(Type);
       if (AllejbAccounts.isEmpty())
         return null;
       Iterator it = AllejbAccounts.iterator();
       Vector all=new Vector();
       while (it.hasNext()){
         EjbAccounts ejbAccounts = (EjbAccounts)(javax.rmi.PortableRemoteObject.narrow(it.next(),EjbAccounts.class));
         all.add(new AccountsSessions(ejbAccounts.getType()));
       }
        return all;
       }catch(Exception e){
       return null;
       }
  }
  public  AccountsSessions(String type)
  {
      AccountsSessions accountsSessions=new AccountsSessions();
      accountsSessions.setType(type);
      //return accountsSessions;
  }
}