| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.felix.framework; |
| |
| import java.io.IOException; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Method; |
| import java.net.*; |
| import java.security.Permission; |
| |
| import org.apache.felix.framework.util.SecureAction; |
| import org.apache.felix.framework.util.Util; |
| import org.osgi.framework.AdminPermission; |
| import org.osgi.framework.Bundle; |
| |
| class URLHandlersBundleStreamHandler extends URLStreamHandler |
| { |
| private final Object m_framework; |
| private final SecureAction m_action; |
| |
| public URLHandlersBundleStreamHandler(Object framework, SecureAction action) |
| { |
| m_framework = framework; |
| m_action = action; |
| } |
| |
| public URLHandlersBundleStreamHandler(SecureAction action) |
| { |
| m_framework = null; |
| m_action = action; |
| } |
| |
| protected URLConnection openConnection(URL url) throws IOException |
| { |
| if (!"felix".equals(url.getAuthority())) |
| { |
| checkPermission(url); |
| } |
| Object framework = m_framework; |
| |
| if (framework == null) |
| { |
| framework = URLHandlers.getFrameworkFromContext(Util.getFrameworkUUIDFromURL(url.getHost())); |
| } |
| |
| if (framework != null) |
| { |
| if (framework instanceof Felix) |
| { |
| return new URLHandlersBundleURLConnection(url, (Felix) framework); |
| } |
| try |
| { |
| ClassLoader loader = m_action.getClassLoader(framework.getClass()); |
| |
| Class targetClass = loader.loadClass( |
| URLHandlersBundleURLConnection.class.getName()); |
| |
| Constructor constructor = m_action.getConstructor(targetClass, |
| new Class[]{URL.class, loader.loadClass( |
| Felix.class.getName())}); |
| m_action.setAccesssible(constructor); |
| return (URLConnection) m_action.invoke(constructor, new Object[]{url, framework}); |
| } |
| catch (Exception ex) |
| { |
| throw new IOException(ex.getMessage()); |
| } |
| } |
| throw new IOException("No framework context found"); |
| } |
| |
| protected void parseURL(URL u, String spec, int start, int limit) |
| { |
| super.parseURL(u, spec, start, limit); |
| |
| if (checkPermission(u)) |
| { |
| super.setURL(u, u.getProtocol(), u.getHost(), u.getPort(), "felix", u.getUserInfo(), u.getPath(), u.getQuery(), u.getRef()); |
| } |
| } |
| |
| protected String toExternalForm(URL u) |
| { |
| StringBuilder result = new StringBuilder(); |
| result.append(u.getProtocol()); |
| result.append("://"); |
| result.append(u.getHost()); |
| result.append(':'); |
| result.append(u.getPort()); |
| if (u.getPath() != null) |
| { |
| result.append(u.getPath()); |
| } |
| if (u.getQuery() != null) |
| { |
| result.append('?'); |
| result.append(u.getQuery()); |
| } |
| if (u.getRef() != null) |
| { |
| result.append("#"); |
| result.append(u.getRef()); |
| } |
| return result.toString(); |
| } |
| |
| protected java.net.InetAddress getHostAddress(URL u) |
| { |
| return null; |
| } |
| |
| private boolean checkPermission(URL u) |
| { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) |
| { |
| Object framework = m_framework; |
| if (framework == null) |
| { |
| framework = URLHandlers.getFrameworkFromContext(Util.getFrameworkUUIDFromURL(u.getHost())); |
| } |
| try { |
| long bundleId = Util.getBundleIdFromRevisionId(Util.getRevisionIdFromURL(u.getHost())); |
| |
| if (framework instanceof Felix) |
| { |
| Bundle bundle = ((Felix) framework).getBundle(bundleId); |
| if (bundle != null) |
| { |
| sm.checkPermission(new AdminPermission(bundle, AdminPermission.RESOURCE)); |
| return true; |
| } |
| } |
| else if (framework != null) |
| { |
| Method method = m_action.getDeclaredMethod(framework.getClass(), "getBundle", new Class[]{long.class}); |
| m_action.setAccesssible(method); |
| Object bundle = method.invoke(framework, bundleId); |
| if (bundle != null) |
| { |
| ClassLoader loader = m_action.getClassLoader(framework.getClass()); |
| |
| sm.checkPermission((Permission) m_action.getConstructor( |
| loader.loadClass(AdminPermission.class.getName()), |
| new Class[] {loader.loadClass(Bundle.class.getName()), String.class}).newInstance(bundle, AdminPermission.RESOURCE)); |
| return true; |
| } |
| } |
| else |
| { |
| throw new IOException("No framework context found"); |
| } |
| } |
| catch (SecurityException ex) |
| { |
| throw ex; |
| } |
| catch (Exception ex) |
| { |
| throw new SecurityException(ex); |
| } |
| } |
| else |
| { |
| return true; |
| } |
| return false; |
| } |
| } |