diff options
Diffstat (limited to 'sca-java-1.x/tags/1.5.1-RC4/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiBundleProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/1.5.1-RC4/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiBundleProcessor.java | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.5.1-RC4/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiBundleProcessor.java b/sca-java-1.x/tags/1.5.1-RC4/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiBundleProcessor.java new file mode 100644 index 0000000000..b3c2302f60 --- /dev/null +++ b/sca-java-1.x/tags/1.5.1-RC4/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiBundleProcessor.java @@ -0,0 +1,141 @@ +/* + * 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.tuscany.sca.contribution.osgi.impl; + +import java.io.IOException; +import java.io.InputStream; +import java.net.URL; +import java.util.List; +import java.util.jar.Attributes; +import java.util.jar.JarInputStream; +import java.util.jar.Manifest; + +import org.apache.tuscany.sca.contribution.Artifact; +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.osgi.BundleReference; +import org.apache.tuscany.sca.osgi.runtime.OSGiRuntime; + +/** + * OSGi bundle processor + * + * @version $Rev$ $Date$ + */ +public class OSGiBundleProcessor { + + private boolean initializedOSGi; + private OSGiRuntime osgiRuntime; + + public OSGiBundleProcessor() { + } + + public Object installContributionBundle(Contribution contribution) { + + JarInputStream jar = null; + Object bundle = null; + + try { + + URL contribURL = new URL(contribution.getLocation()); + jar = new JarInputStream(contribURL.openStream()); + + Manifest manifest = jar.getManifest(); + if (manifest != null && manifest.getMainAttributes() + .containsKey(new Attributes.Name("Bundle-SymbolicName"))) { + + initialize(); + if (osgiRuntime != null) + bundle = osgiRuntime.installBundle(contribURL.toString(), null); + } + } catch (Exception e) { + // If OSGi cannot process the jar, treat the bundle as a plain jar file. + } finally { + + try { + if (jar != null) + jar.close(); + } catch (IOException e) { + } + } + + return bundle; + } + + public BundleReference installNestedBundle(Contribution contribution, + String bundleSymbolicName, + String bundleVersion) { + + BundleReference bundleReference = null; + + initialize(); + if (osgiRuntime == null) + return null; + + List<Artifact> artifacts = contribution.getArtifacts(); + for (Artifact a : artifacts) { + if (a.getURI().endsWith(".jar")) { + + InputStream stream; + JarInputStream jar = null; + Object name; + Object version; + try { + + URL artifactURL = new URL(a.getLocation()); + stream = artifactURL.openStream(); + jar = new JarInputStream(artifactURL.openStream()); + Manifest manifest = jar.getManifest(); + name = manifest.getMainAttributes().get(new Attributes.Name("Bundle-SymbolicName")); + version = manifest.getMainAttributes().get(new Attributes.Name("Bundle-Version")); + + if (bundleSymbolicName.equals(name) && (bundleVersion == null || version == null || bundleVersion + .equals(version))) { + + Object bundle = osgiRuntime.installBundle(a.getLocation(), stream); + + bundleReference = new BundleReference(bundle, bundleSymbolicName, bundleVersion, a.getURI()); + + break; + } + + } catch (Exception e) { + + // If OSGi cannot process the jar, treat the bundle as a plain jar file. + } finally { + try { + if (jar != null) + jar.close(); + } catch (IOException e) { + } + } + } + } + return bundleReference; + } + + private void initialize() { + try { + if (!initializedOSGi) { + initializedOSGi = true; + osgiRuntime = OSGiRuntime.getRuntime(); + } + } catch (Exception e) { + } + } +} |