purchasekey.java

来自「一个简单的EJB实例.用DB2连接.JSP页面.很好用.供大家学习」· Java 代码 · 共 39 行

package salesdb;
/**
 * Key class for Entity Bean: Purchase
 */
public class PurchaseKey implements java.io.Serializable {
	static final long serialVersionUID = 3206093459760846163L;
	/**
	 * Implementation field for persistent attribute: purchaseid
	 */
	public java.lang.Long purchaseid;
	/**
	 * Creates an empty key for Entity Bean: Purchase
	 */
	public PurchaseKey() {
	}
	/**
	 * Creates a key for Entity Bean: Purchase
	 */
	public PurchaseKey(java.lang.Long purchaseid) {
		this.purchaseid = purchaseid;
	}
	/**
	 * Returns true if both keys are equal.
	 */
	public boolean equals(java.lang.Object otherKey) {
		if (otherKey instanceof salesdb.PurchaseKey) {
			salesdb.PurchaseKey o = (salesdb.PurchaseKey) otherKey;
			return ((this.purchaseid.equals(o.purchaseid)));
		}
		return false;
	}
	/**
	 * Returns the hash code for the key.
	 */
	public int hashCode() {
		return (purchaseid.hashCode());
	}
}