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📄 subscriptionbean.java

📁 SUN公司官方J2EE中文帮助文档 应该不错 有兴趣的下来看看 html格式的
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/* * Copyright 2002 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */package customer;import java.util.ArrayList;import java.util.Collection;import java.util.Iterator;import javax.ejb.CreateException;import javax.ejb.EntityBean;import javax.ejb.EntityContext;import javax.naming.Context;import javax.naming.InitialContext;import util.Log;/** * * @author	Qingqing Ouyang * @version * @see         * @since */public abstract class SubscriptionBean implements EntityBean {    private EntityContext context;    //access methods for cmp fields    public abstract String getTitle();      //primary key    public abstract void setTitle(String title);        public abstract SubscriptionType getType();    public abstract void setType(SubscriptionType type);    //access methods for cmr fields    public abstract Collection getCustomers();    public abstract void setCustomers(Collection customers);     //business methods    public ArrayList getCustomerList() {        ArrayList list = new ArrayList();        Iterator c = getCustomers().iterator();        while (c.hasNext()) {            list.add((LocalCustomer)c.next());        }        return list;    }    public String ejbCreate (            String title,            String type)        throws CreateException {        //Log.trace("SubscriptionBean.ejbCreate...");        if (type.equals(SubscriptionType.MAGAZINE.getType())) {            ejbCreate(title,SubscriptionType.MAGAZINE);        }         else if (type.equals(SubscriptionType.JOURNAL.getType())) {            ejbCreate(title,SubscriptionType.JOURNAL);        }         else if (type.equals(SubscriptionType.NEWS_PAPER.getType())) {            ejbCreate(title,SubscriptionType.NEWS_PAPER);        }        else            ejbCreate(title,SubscriptionType.OTHER);        return title;    }    public String ejbCreate (            String title,            SubscriptionType type)        throws CreateException {        //Log.trace("SubscriptionBean.ejbCreate...");        setTitle(title);        setType(type);        return title;    }    // other EntityBean methods    public void ejbPostCreate (            String title,            SubscriptionType type)        throws CreateException {        Log.trace("SubscriptionBean.ejbPostCreate()..." +                title + " [" + type + "] created");    }    public void ejbPostCreate (            String title,            String type)        throws CreateException {        //Log.trace("SubscriptionBean.ejbPostCreate...");    }    public void setEntityContext(EntityContext ctx) {        //Log.trace("SubscriptionBean.setEntityContext...");        context = ctx;    }        public void unsetEntityContext() {        //Log.trace("SubscriptionBean.unsetEntityContext...");        context = null;    }        public void ejbRemove() {        Log.trace("SubscriptionBean.ejbRemove()..." +                getTitle() + " [" + getType().toString() + "] removed");    }        public void ejbLoad() {        //Log.trace("SubscriptionBean.ejbLoad...");    }        public void ejbStore() {        //Log.trace("SubscriptionBean.ejbStore...");    }        public void ejbPassivate() {        //Log.trace("SubscriptionBean.ejbPassivate...");    }        public void ejbActivate() {        //Log.trace("SubscriptionBean.ejbActivate...");    }}

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