| /* |
| * 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.util; |
| |
| /** |
| * {@link OpenJPAId} subclass appropriate for String fields. |
| * |
| * @author Steve Kim |
| */ |
| public final class StringId extends OpenJPAId { |
| |
| private final String key; |
| |
| public StringId(Class cls, String key) { |
| super(cls); |
| this.key = (key == null) ? "" : key; |
| } |
| |
| public StringId(Class cls, String key, boolean subs) { |
| super(cls, subs); |
| this.key = (key == null) ? "" : key; |
| } |
| |
| public String getId() { |
| return key; |
| } |
| |
| public Object getIdObject() { |
| return key; |
| } |
| |
| public String toString() { |
| return key; |
| } |
| |
| protected int idHash() { |
| return key.hashCode(); |
| } |
| |
| protected boolean idEquals(OpenJPAId o) { |
| return key.equals(((StringId) o).key); |
| } |
| } |