artisejb1.java

用J2EE的ＥＪＢ基于容器bean写的一个音乐网站

import java.sql.*;
import javax.sql.*;
import java.util.*;
import javax.ejb.*;
import javax.naming.*;

public class ArtisEJB1 implements EntityBean
{
   public String iArtist_code;
   public String cArtist_name;
   public String cArea;
   
   private EntityContext context;
  
   
   public String getArtistcode()
   {
     return iArtist_code;	
   }	
   public String getArtistname()
   {
      return cArtist_name;	
   }
   public String getArtistarea()
   {
      return cArea;	
   }
   
   public String ejbCreate(String artistcode,String artistname,String artistarea) throws CreateException
   {
   	         
       iArtist_code=artistcode;
       cArtist_name=artistname;
       cArea=artistarea;
       return null;
         
   }
 
   
   public void ejbRemove()
   {
      
    }	
   
   
   public void setEntityContext(EntityContext context)
   {
   	  this.context=context;
   	  
    	
   }
   
   
   public void unsetEntityContext()
   {
      
   	
   }
   
   
   public void ejbActivate()
   {
       /*Object obj=context.getPrimaryKey();
       String i=obj.toString();
       iArtist_code=Integer.parseInt(i);*/
       iArtist_code=(String)context.getPrimaryKey();	
   	
   }
   
   
   public void ejbPassivate()
   {
        iArtist_code=null;	
   }
   
   public void ejbLoad()
   {
      
   	
   }
   
   
   public void ejbStore()
   {
      
   }
   public void update(String iArtist_code,String cArtist_name,String cArea)
   {
   	   this.iArtist_code=iArtist_code;
       this.cArtist_name=cArtist_name;
       this.cArea=cArea;
       		
   }
   
   public void ejbPostCreate(String artistcode,String artistname,String artistarea)
   {}
   
   
 
   
}