accountpk.java

来自「EJB实践的服务器是用SUN的服务器」· Java 代码 · 共 40 行

package examples;

import java.io.Serializable;

/**
 * Primary Key class for Account.
 */
public class AccountPK 
    implements java.io.Serializable 
{
    public String accountID;

    public AccountPK(String id) 
    {
	this.accountID = id;
    }

    public AccountPK() 
    {
    }

    public String toString() 
    {
	return accountID;
    }

    public int hashCode() 
    {
  	return accountID.hashCode();
    }
  
    public boolean equals(Object account) 
    {
        if (!(account instanceof AccountPK))
            return false;
 
  	return ((AccountPK)account).accountID.equals(accountID);
    }  
}