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1   /*
2    * Copyright 2004-2008 the Seasar Foundation and the Others.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13   * either express or implied. See the License for the specific language
14   * governing permissions and limitations under the License.
15   */
16  package org.seasar.cubby.controller.impl;
17  
18  import org.seasar.cubby.controller.ClassDetector;
19  import org.seasar.cubby.controller.DetectClassProcessor;
20  import org.seasar.framework.container.ComponentDef;
21  import org.seasar.framework.container.cooldeploy.CoolComponentAutoRegister;
22  import org.seasar.framework.util.Disposable;
23  import org.seasar.framework.util.DisposableUtil;
24  
25  /**
26   * クラスパスを走査してクラスを検出するクラスの実装です。
27   * <p>
28   * Cool Deploy の挙動と合わせるため、{@link CoolComponentAutoRegister} を継承しています。
29   * </p>
30   * 
31   * @author baba
32   * @since 1.1.0
33   */
34  public class ClassDetectorImpl extends CoolComponentAutoRegister implements
35  		ClassDetector, Disposable {
36  
37  	/** スーパークラスの初期化メソッドをクリアします。 */
38  	public static final String INIT_METHOD = null;
39  
40  	/** 初期化フラグ。 */
41  	private boolean initialized;
42  
43  	/** 検出されたクラスを処理するクラスの配列です。 */
44  	private DetectClassProcessor[] processors;
45  
46  	/**
47  	 * {@inheritDoc}
48  	 */
49  	@Override
50  	public void processClass(final String packageName,
51  			final String shortClassName) {
52  		for (final DetectClassProcessor processor : processors) {
53  			processor.processClass(packageName, shortClassName);
54  		}
55  	}
56  
57  	/**
58  	 * {@inheritDoc}
59  	 */
60  	public void detect() {
61  		if (!initialized) {
62  			processors = DetectClassProcessor[].class.cast(getContainer()
63  					.getRoot().findAllComponents(DetectClassProcessor.class));
64  			registerAll();
65  			DisposableUtil.add(this);
66  			initialized = true;
67  		}
68  	}
69  
70  	/**
71  	 * {@inheritDoc}
72  	 */
73  	public void dispose() {
74  		initialized = false;
75  	}
76  
77  	/**
78  	 * {@inheritDoc}
79  	 */
80  	@SuppressWarnings("unchecked")
81  	@Override
82  	protected ComponentDef createComponentDef(final Class componentClass) {
83  		throw new UnsupportedOperationException();
84  	}
85  
86  }