ImportPackageSpecification


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   * A representation of one package import constraint as seen in a 
17   * bundle manifest and managed by a state and resolver.
18   * <p>
19   * Clients may implement this interface.
20   * </p>
21   * @since 3.1
22   */
23  public interface ImportPackageSpecification extends VersionConstraint {
24      /**
25       * The static resolution directive value.
26       */
27      public static final String   RESOLUTION_STATIC = "static"; //$NON-NLS-1$
28      /**
29       * The optional resolution directive value.
30       */
31      public static final String   RESOLUTION_OPTIONAL = "optional"; //$NON-NLS-1$
32      /**
33       * The dynamic resolution directive value.
34       */
35      public static final String   RESOLUTION_DYNAMIC  = "dynamic"; //$NON-NLS-1$
36  
37      /**
38       * Returns the symbolic name of the bundle this import package must be resolved to.
39       * @return the symbolic name of the bundle this import pacakge must be resolved to.
40       * A value of <code>null</code> indicates any symbolic name.
41       */
42      public String   getBundleSymbolicName();
43  
44      /**
45       * Returns the version range which this import package may be resolved to. 
46       * @return the version range which this import package may be resolved to.
47       */
48      public VersionRange getBundleVersionRange();
49  
50      /**
51       * Returns the arbitrary attributes which this import package may be resolved to.
52       * @return the arbitrary attributes which this import package may be resolved to.
53       */
54      public Map   getAttributes();
55  
56      /**
57       * Returns the directives that control this import package.
58       * @return the directives that control this import package.
59       */
60      public Map   getDirectives();
61  
62      /**
63       * Returns the specified directive that control this import package.
64       * @return the specified directive that control this import package.
65       */
66      public Object   getDirective(String   key);
67  }
68
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