1 files changed, 83 insertions, 0 deletions
diff --git a/tags/java/sca/1.5.1/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeServicePromotionBuilderImpl.java b/tags/java/sca/1.5.1/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeServicePromotionBuilderImpl.java
new file mode 100644
index 0000000000..38cbaf7744
--- /dev/null
+++ b/tags/java/sca/1.5.1/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeServicePromotionBuilderImpl.java
@@ -0,0 +1,83 @@
+/*
+ * 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.assembly.builder.impl;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.Component;
+import org.apache.tuscany.sca.assembly.ComponentReference;
+import org.apache.tuscany.sca.assembly.ComponentService;
+import org.apache.tuscany.sca.assembly.Composite;
+import org.apache.tuscany.sca.assembly.CompositeService;
+import org.apache.tuscany.sca.assembly.Service;
+import org.apache.tuscany.sca.assembly.builder.CompositeBuilder;
+import org.apache.tuscany.sca.assembly.builder.CompositeBuilderException;
+
+/**
+ * A composite builder that handles the creation of promoted composite services.
+ *
+ * @version $Rev$ $Date$
+ */
+public class CompositeServicePromotionBuilderImpl implements CompositeBuilder {
+    private AssemblyFactory assemblyFactory;
+
+    public CompositeServicePromotionBuilderImpl(AssemblyFactory assemblyFactory) {
+        this.assemblyFactory = assemblyFactory;
+    }
+
+    public void build(Composite composite) throws CompositeBuilderException {
+
+        // Process top level composite services
+        for (Service service : composite.getServices()) {
+            CompositeService compositeService = (CompositeService)service;
+
+            // Get the innermost promoted service
+            ComponentService promotedService = ServiceConfigurationUtil.getPromotedComponentService(compositeService);
+            if (promotedService != null) {
+                Component promotedComponent = ServiceConfigurationUtil.getPromotedComponent(compositeService);
+
+                // Create a new component service to represent this composite
+                // service on the promoted component
+                ComponentService newComponentService = assemblyFactory.createComponentService();
+                newComponentService.setName("$promoted$" + compositeService.getName());
+                promotedComponent.getServices().add(newComponentService);
+                newComponentService.setService(promotedService.getService());
+                newComponentService.getBindings().addAll(compositeService.getBindings());
+                newComponentService.setInterfaceContract(compositeService.getInterfaceContract());
+                if (compositeService.getInterfaceContract() != null &&
+                    compositeService.getInterfaceContract().getCallbackInterface() != null) {
+                    newComponentService.setCallback(assemblyFactory.createCallback());
+                    newComponentService.getCallback().getBindings()
+                            .addAll(compositeService.getCallback().getBindings());
+                    ComponentReference callbackReference =
+                        BaseConfigurationBuilderImpl.createCallbackReference(promotedComponent, newComponentService,
+                                                                             assemblyFactory);
+                    callbackReference.getBindings().addAll(compositeService.getCallback().getBindings());
+                    newComponentService.setCallbackReference(callbackReference);
+                }
+
+                // Change the composite service to now promote the newly
+                // created component service directly
+                compositeService.setPromotedComponent(promotedComponent);
+                compositeService.setPromotedService(newComponentService);
+            }
+        }
+    }
+
+}