ContextProvider


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.spi.debugger;
21  
22  import java.util.List  ;
23  
24  
25  /**
26   * Abstract ancestor of classes providing lookup.
27   *
28   * @author Jan Jancura
29   */
30  public interface ContextProvider {
31  
32      /**
33       * Returns list of services of given type from given folder.
34       *
35       * @param folder a folder name or null
36       * @param service a type of service to look for
37       * @return list of services of given type
38       */
39      public abstract List   lookup (String   folder, Class   service);
40  
41      /**
42       * Returns one service of given type from given folder.
43       *
44       * @param folder a folder name or null
45       * @param service a type of service to look for
46       * @return ne service of given type
47       */
48      public abstract Object   lookupFirst (String   folder, Class   service);
49  }
50  
51
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