diff options
Diffstat (limited to 'sandbox/ant/sca/tags/2.0-M2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiModelResolverImpl.java')
-rw-r--r-- | sandbox/ant/sca/tags/2.0-M2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiModelResolverImpl.java | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/sandbox/ant/sca/tags/2.0-M2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiModelResolverImpl.java b/sandbox/ant/sca/tags/2.0-M2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiModelResolverImpl.java deleted file mode 100644 index 244fb4048b..0000000000 --- a/sandbox/ant/sca/tags/2.0-M2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiModelResolverImpl.java +++ /dev/null @@ -1,116 +0,0 @@ -/* - * 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.util.Collection; -import java.util.HashMap; -import java.util.Hashtable; -import java.util.Map; - -import org.apache.tuscany.sca.contribution.osgi.BundleReference; -import org.apache.tuscany.sca.contribution.resolver.ClassReference; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; -import org.osgi.framework.Bundle; - -/** - * An implementation of an artifact resolver for OSGi bundles. - * - * @version $Rev$ $Date$ - */ -public class OSGiModelResolverImpl implements ModelResolver { - private static final long serialVersionUID = -7826976465762296634L; - - private Map<Object, Object> map = new HashMap<Object, Object>(); - - private Hashtable<String, Bundle> bundles; - public OSGiModelResolverImpl(Hashtable<String, Bundle> bundles) { - this.bundles = bundles; - } - - - public <T> T resolveModel(Class<T> modelClass, T unresolved) { - Object resolved = map.get(unresolved); - if (resolved != null) { - - // Return the resolved object - return modelClass.cast(resolved); - - } else if (unresolved instanceof ClassReference) { - - // Load a class on demand - ClassReference classReference = (ClassReference)unresolved; - Class clazz = null; - for (Bundle bundle : bundles.values()) { - try { - clazz = bundle.loadClass(classReference.getClassName()); - } catch (ClassNotFoundException e) { - continue; - } - break; - } - if (clazz == null) { - - // Return the unresolved object - return unresolved; - } - - // Store a new ClassReference wrapping the loaded class - resolved = new ClassReference(clazz); - map.put(resolved, resolved); - - // Return the resolved ClassReference - return modelClass.cast(resolved); - - } else if (unresolved instanceof BundleReference) { - for (String bundlePath: bundles.keySet()) { - Bundle bundle = bundles.get(bundlePath); - BundleReference bundleRef = (BundleReference)unresolved; - String bundleVersion = (String)bundle.getHeaders().get("Bundle-Version"); - if (bundle.getSymbolicName().equals(bundleRef.getSymbolicName())&& - (bundleVersion == null || bundleRef.getVersion() == null || - bundleVersion.equals(bundleRef.getVersion()))) { - - resolved = new BundleReference(bundle); - map.put(resolved, resolved); - - // Return the resolved BundleReference - return modelClass.cast(resolved); - - } - } - } - - // Return the unresolved object - return unresolved; - } - - public void addModel(Object resolved) { - map.put(resolved, resolved); - } - - public Object removeModel(Object resolved) { - return map.remove(resolved); - } - - public Collection<Object> getModels() { - return map.values(); - } - -} |