00001 /* 00002 * Copyright (c) 2006, KNOPFLERFISH project 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following 00007 * conditions are met: 00008 * 00009 * - Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * 00012 * - Redistributions in binary form must reproduce the above 00013 * copyright notice, this list of conditions and the following 00014 * disclaimer in the documentation and/or other materials 00015 * provided with the distribution. 00016 * 00017 * - Neither the name of the KNOPFLERFISH project nor the names of its 00018 * contributors may be used to endorse or promote products derived 00019 * from this software without specific prior written permission. 00020 * 00021 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00022 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00023 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00024 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00025 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00026 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00027 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00028 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00029 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 00030 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00031 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00032 * OF THE POSSIBILITY OF SUCH DAMAGE. 00033 */ 00034 00035 package org.knopflerfish.framework; 00036 00037 import org.osgi.framework.Bundle; 00038 import org.osgi.service.packageadmin.RequiredBundle; 00039 import org.osgi.framework.Version; 00040 import java.util.List; 00041 00046 public class RequiredBundleImpl implements RequiredBundle 00047 { 00048 00051 private BundlePackages bpkgs; 00052 00056 RequiredBundleImpl(BundlePackages b) { 00057 bpkgs = b; 00058 } 00059 00060 00066 public String getSymbolicName() { 00067 return bpkgs.bundle.symbolicName; 00068 } 00069 00070 00077 public Bundle getBundle() { 00078 if (bpkgs.isRegistered()) { 00079 return (Bundle)bpkgs.bundle; 00080 } else { 00081 return null; 00082 } 00083 } 00084 00085 00098 public Bundle[] getRequiringBundles() { 00099 if (bpkgs.isRegistered()) { 00100 List rl = bpkgs.getRequiredBy(); 00101 Bundle[] res = new Bundle[rl.size()]; 00102 for (int i = rl.size() - 1; i >= 0; i--) { 00103 res[i] = ((BundlePackages)rl.get(i)).bundle; 00104 } 00105 return res; 00106 } 00107 return null; 00108 } 00109 00110 00118 public Version getVersion() { 00119 return bpkgs.bundle.version; 00120 } 00121 00122 00131 public boolean isRemovalPending() { 00132 return bpkgs.bundle.bpkgs != bpkgs; 00133 } 00134 00135 }