salesfacade.java

一个简单的EJB实例.用DB2连接.JSP页面.很好用.供大家学习

package com.xyz.ejb;
import com.xyz.data.LocationVO;
import com.xyz.data.ItemVO;
/**
 * Remote interface for Enterprise Bean: SalesFacade
 */
public interface SalesFacade extends javax.ejb.EJBObject {
	
	public String echo(String s) throws java.rmi.RemoteException;
	/**
	 * Return array of Item data objects
	 * @return com.xyz.data.LocationVO[], an array of all locations
	 */
	public ItemVO[] getAllItems() throws java.rmi.RemoteException;
	/** 
	* Create Purchase objects from list of items for a 
	* given Zip Code
	* @return boolean, true if and only if successful
	*/
	public boolean makePurchase(String zipCode, Long[] items)
		throws java.rmi.RemoteException;


	/**
	 * Return a LocationVO, given a ZipCode
	 * @return com.xyz.data.LocationVO, a location
	 */
	public LocationVO getLocation(String zipCode)
		throws java.rmi.RemoteException;
}