?? membershipbo.java
字號:
package com.icome.bo;
import java.util.Date;
import java.util.List;
import com.icome.dao.*;
import com.icome.entity.*;
import com.icome.dalfactory.*;
public class MembershipBO {
private static final MembershipDAO membershipdao = DataAccess.createMembershipDAO();
public boolean save(Membership transientInstance)
{
try{
membershipdao.save(transientInstance);
return true;
}catch(Exception e)
{
return false;
}
}
public boolean delete(Membership persistentInstance)
{
try{
membershipdao.delete(persistentInstance);
return true;
}catch(Exception e)
{
return false;
}
}
public boolean delete(int mid)
{
try{
Membership membership = membershipdao.findById(mid);
membershipdao.delete(membership);
return true;
}catch(Exception e)
{
return false;
}
}
public Membership retrieve(int mid)
{
try{
return membershipdao.findById(mid);
}catch(Exception e)
{
return null;
}
}
}
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