diff options
Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta1-RC2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiClassReferenceModelResolver.java | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiClassReferenceModelResolver.java b/sca-java-2.x/tags/2.0-Beta1-RC2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiClassReferenceModelResolver.java new file mode 100644 index 0000000000..3963968940 --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta1-RC2/modules/contribution-osgi/src/main/java/org/apache/tuscany/sca/contribution/osgi/impl/OSGiClassReferenceModelResolver.java @@ -0,0 +1,73 @@ +/* + * 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 org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.processor.ProcessorContext; +import org.apache.tuscany.sca.contribution.resolver.ClassReference; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.osgi.framework.Bundle; + +/** + * A Model Resolver for ClassReferences. + * + * @version $Rev$ $Date$ + */ +public class OSGiClassReferenceModelResolver implements ModelResolver { + // private Contribution contribution; + private Bundle bundle; + + public OSGiClassReferenceModelResolver(Contribution contribution, FactoryExtensionPoint modelFactories) { + // this.contribution = contribution; + this.bundle = OSGiBundleActivator.findBundle(contribution.getLocation()); + } + + public void addModel(Object resolved, ProcessorContext context) { + } + + public Object removeModel(Object resolved, ProcessorContext context) { + return resolved; + } + + public <T> T resolveModel(Class<T> modelClass, T unresolved, ProcessorContext context) { + //Load a class on demand + Class<?> clazz = null; + if (bundle != null) { + try { + clazz = bundle.loadClass(((ClassReference)unresolved).getClassName()); + } catch (Exception e) { + // Ignore + } + } + + if (clazz != null) { + //if we load the class + // Store a new ClassReference wrapping the loaded class + ClassReference classReference = new ClassReference(clazz); + + // Return the resolved ClassReference + return modelClass.cast(classReference); + } else { + return unresolved; + } + + } +} |