| /* |
| * Licensed 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.aries.subsystem.install.internal; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.MalformedURLException; |
| import java.util.jar.Attributes; |
| import java.util.jar.JarFile; |
| import java.util.jar.Manifest; |
| |
| import org.apache.aries.subsystem.Subsystem; |
| import org.apache.aries.subsystem.SubsystemAdmin; |
| import org.apache.aries.subsystem.SubsystemConstants; |
| import org.apache.felix.fileinstall.ArtifactInstaller; |
| |
| public class SubsystemInstaller implements ArtifactInstaller { |
| |
| private SubsystemAdmin subsystemAdmin; |
| |
| public SubsystemAdmin getSubsystemAdmin() { |
| return subsystemAdmin; |
| } |
| |
| public void setSubsystemAdmin(SubsystemAdmin subsystemAdmin) { |
| this.subsystemAdmin = subsystemAdmin; |
| } |
| |
| public void install(File file) throws Exception { |
| subsystemAdmin.install(getLocation(file)); |
| } |
| |
| public void update(File file) throws Exception { |
| subsystemAdmin.update(getSubsystem(getLocation(file))); |
| } |
| |
| public void uninstall(File file) throws Exception { |
| subsystemAdmin.uninstall(getSubsystem(getLocation(file))); |
| } |
| |
| protected Subsystem getSubsystem(String location) { |
| for (Subsystem s : subsystemAdmin.getSubsystems()) { |
| if (s.getLocation().equals(location)) { |
| return s; |
| } |
| } |
| return null; |
| } |
| |
| protected String getLocation(File file) throws MalformedURLException { |
| if (file.isDirectory()) { |
| return "jardir:" + file.getPath(); |
| } else { |
| return file.toURI().toURL().toExternalForm(); |
| } |
| } |
| |
| public boolean canHandle(File artifact) |
| { |
| JarFile jar = null; |
| try |
| { |
| // Handle OSGi bundles with the default deployer |
| String name = artifact.getName(); |
| if (!artifact.canRead() |
| || name.endsWith(".txt") || name.endsWith(".xml") |
| || name.endsWith(".properties") || name.endsWith(".cfg")) |
| { |
| // that's file type which is not supported as bundle and avoid |
| // exception in the log |
| return false; |
| } |
| jar = new JarFile(artifact); |
| Manifest m = jar.getManifest(); |
| if (m.getMainAttributes().getValue(new Attributes.Name(SubsystemConstants.SUBSYSTEM_MANIFESTVERSION)) != null |
| && m.getMainAttributes().getValue(new Attributes.Name(SubsystemConstants.SUBSYSTEM_SYMBOLICNAME)) != null |
| && m.getMainAttributes().getValue(new Attributes.Name(SubsystemConstants.SUBSYSTEM_VERSION)) != null) |
| { |
| return true; |
| } |
| } |
| catch (Exception e) |
| { |
| // Ignore |
| } |
| finally |
| { |
| if (jar != null) |
| { |
| try |
| { |
| jar.close(); |
| } |
| catch (IOException e) |
| { |
| // Ignore |
| } |
| } |
| } |
| return false; |
| } |
| |
| } |