InventoryEJB.java |
/* * Copyright 2002 Sun Microsystems, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistribution in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Sun Microsystems, Inc. or the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * This software is provided "AS IS," without a warranty of any * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR * PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that Software is not designed, licensed or intended * for use in the design, construction, operation or maintenance of * any nuclear facility. */ package com.sun.j2ee.blueprints.supplier.inventory.ejb; import javax.ejb.EntityBean; import javax.ejb.EntityContext; import javax.ejb.CreateException; import javax.ejb.RemoveException; /** * This is the Local Entity Bean class for the InventoryEJB */ public abstract class InventoryEJB implements EntityBean { private EntityContext ectx = null; /** * Accessor method to get container managed field itemId * @return String that represents the itemId */ public abstract String getItemId(); /** * setter method for setting the container managed field itemId * @param itemId a String that represents the itemId */ public abstract void setItemId(String itemId); /** * Accessor method to get container managed field quantity * @return int that represents the quantity */ public abstract int getQuantity(); /** * setter method for setting the container managed field quantity * @param quantity an integer that represents the quantity */ public abstract void setQuantity(int quantity); /** * This method allows reducing the quantity by a given amount * @param quantity an integer that represents the amount by which the * quantity has to be reduced */ public void reduceQuantity(int quantity) { int q = this.getQuantity(); setQuantity(q-quantity); } /** * This method allows increasing the quantity by a given amount * @param quantity an integer that represents the amount by which the * quantity has to be increased public void addQuantity(int quantity) { int q = this.getQuantity(); setQuantity(q+quantity); } */ /** * THE ejbCreate method * @param itemId a String that represents the itemId. * @param quantity an integer that represents the amount of items present * @throws <Code>CreateException</Code> if create fails */ public String ejbCreate(String itemId, int quantity) throws CreateException { setItemId(itemId); setQuantity(quantity); return(null); } /* * Other ejb life cycle methids */ public void ejbPostCreate(String itemId, int quantity) throws CreateException {} public void setEntityContext(EntityContext c){ ectx = c; } public void unsetEntityContext(){} public void ejbRemove() throws RemoveException {} public void ejbActivate() {} public void ejbPassivate() {} public void ejbStore() {} public void ejbLoad() {} }
InventoryEJB.java |