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1   /*
2    * Copyright 2004-2005 the original author or authors.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5    * use this file except in compliance with the License. You may obtain a copy of
6    * 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, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations under
14   * the License.
15   */
16  package net.sf.composite;
17  
18  /***
19   * A composite that requires that all of its components implement a given
20   * interface. The interface is specified by
21   * {@link StrictlyTypedComposite#getComponentType()}.
22   * 
23   * @author Matt Sgarlata
24   * @since Dec 28, 2004
25   */
26  public interface StrictlyTypedComposite {
27  
28  	/***
29  	 * Indicates a type which must be implemented by each of the components of
30  	 * this composite
31  	 * 
32  	 * @return the type which must be implemented by each of the components of
33  	 *         this composite
34  	 * @throws CompositeException
35  	 *             if an error occurrs
36  	 */
37  	public Class getComponentType() throws CompositeException;
38  
39  }