| /* |
| * Copyright (c) OSGi Alliance (2017). All Rights Reserved. |
| * |
| * Licensed 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.osgi.util.converter; |
| |
| /** |
| * @author $Id$ |
| */ |
| abstract class AbstractSpecifying<T extends Specifying<T>> |
| implements Specifying<T> { |
| protected volatile Object defaultValue; |
| protected volatile boolean hasDefault = false; |
| protected volatile boolean liveView = false; |
| protected volatile boolean keysIgnoreCase = false; |
| protected volatile Class< ? > sourceAsClass; |
| protected volatile boolean sourceAsDTO = false; |
| protected volatile boolean sourceAsJavaBean = false; |
| protected volatile Class< ? > targetAsClass; |
| protected volatile boolean targetAsDTO = false; |
| protected volatile boolean targetAsJavaBean = false; |
| |
| @SuppressWarnings("unchecked") |
| private T castThis() { |
| return (T) this; |
| } |
| |
| @Override |
| public T defaultValue(Object defVal) { |
| defaultValue = defVal; |
| hasDefault = true; |
| return castThis(); |
| } |
| |
| @Override |
| public T keysIgnoreCase() { |
| keysIgnoreCase = true; |
| return castThis(); |
| } |
| |
| @Override |
| public T sourceAs(Class< ? > cls) { |
| sourceAsClass = cls; |
| return castThis(); |
| } |
| |
| @Override |
| public T sourceAsBean() { |
| // To avoid ambiguity, reset any instruction to sourceAsDTO |
| sourceAsDTO = false; |
| sourceAsJavaBean = true; |
| return castThis(); |
| } |
| |
| @Override |
| public T sourceAsDTO() { |
| // To avoid ambiguity, reset any instruction to sourceAsJavaBean |
| sourceAsJavaBean = false; |
| sourceAsDTO = true; |
| return castThis(); |
| } |
| |
| @Override |
| public T targetAs(Class< ? > cls) { |
| targetAsClass = cls; |
| return castThis(); |
| } |
| |
| @Override |
| public T targetAsBean() { |
| // To avoid ambiguity, reset any instruction to targetAsDTO |
| targetAsDTO = false; |
| targetAsJavaBean = true; |
| return castThis(); |
| } |
| |
| @Override |
| public T targetAsDTO() { |
| // To avoid ambiguity, reset any instruction to targetAsJavaBean |
| targetAsJavaBean = false; |
| targetAsDTO = true; |
| return castThis(); |
| } |
| |
| @Override |
| public T view() { |
| liveView = true; |
| return castThis(); |
| } |
| } |