/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.openjpa.persistence.lock.extended; import java.io.Externalizable; import java.io.IOException; import java.io.ObjectInput; import java.io.ObjectOutput; import java.util.HashSet; import java.util.Set; import javax.persistence.ElementCollection; import javax.persistence.Entity; import javax.persistence.FetchType; import javax.persistence.Id; import javax.persistence.LockModeType; import javax.persistence.NamedQueries; import javax.persistence.NamedQuery; import javax.persistence.QueryHint; import javax.persistence.Version; @NamedQueries ( value={ @NamedQuery( name="findLSEEleColEgrNormal" , query="SELECT c FROM LSEEleColEgr c WHERE c.firstName LIKE :firstName" , lockMode=LockModeType.PESSIMISTIC_WRITE ), @NamedQuery( name="findLSEEleColEgrExtended" , query="SELECT c FROM LSEEleColEgr c WHERE c.firstName LIKE :firstName" , lockMode=LockModeType.PESSIMISTIC_WRITE , hints={@QueryHint(name="javax.persistence.lock.scope",value="EXTENDED")} ) } ) @Entity public class LSEEleColEgr implements Externalizable { @Id private int id; @Version private int version; private String firstName; @ElementCollection(fetch=FetchType.EAGER) protected Set<String> collection = new HashSet<String>(); public int getId() { return id; } public void setId(int id) { this.id = id; } public String getFirstName() { return firstName; } public void setFirstName(String name) { this.firstName = name; } public Set<String> getCollection() { return collection; } public void setCollection(Set<String> collection) { this.collection = collection; } public void addCollection(String element) { collection.add(element); } public int getVersion() { return version; } public String toString() { return this.getClass().getName() + '@' + Integer.toHexString(System.identityHashCode(this)) + "[id=" + getId() + ", ver=" + getVersion() + ", firstName=" + getFirstName() + "] one=" + getCollection(); } public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { id = in.readInt(); version = in.readInt(); firstName = in.readUTF(); collection = (Set<String>) in.readObject(); } public void writeExternal(ObjectOutput out) throws IOException { out.writeInt(id); out.writeInt(version); out.writeUTF(firstName); out.writeObject(collection); } }