ExportPackageDescription


1   /*******************************************************************************
2    * Copyright (c) 2003, 2005 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    * 
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.osgi.service.resolver;
12  
13  import java.util.Map  ;
14  
15  /**
16   * This class represents a specific version of an exported package in the system.
17   * <p>
18   * Clients may implement this interface.
19   * </p>
20   * @since 3.1
21   */
22  public interface ExportPackageDescription extends BaseDescription {
23  
24      /**
25       * Returns true if the export package is a root package; false otherwise.
26       * A ExportPackageDescription is not a root package the exporting bundle
27       * is re-exporting the package using the Reexport-Package header.
28       * @return true if the export package is a root package; false otherwise
29       */
30      public boolean isRoot();
31  
32      /**
33       * Returns the arbitrary attributes for this package.
34       * @return the arbitrary attributes for this package
35       */
36      public Map   getAttributes();
37  
38      /**
39       * Returns the directives for this package.
40       * @return the directives for this package
41       */
42      public Map   getDirectives();
43  
44      /**
45       * Returns the specified directive for this package.
46       * @param key the directive to fetch
47       * @return the specified directive for this package
48       */
49      public Object   getDirective(String   key);
50  
51      /**
52       * Returns the exporter of this package. 
53       * @return the exporter of this package.
54       */
55      public BundleDescription getExporter();
56  }
57
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