1 files changed, 78 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/0.90-incubating/modules/implementation-script/src/main/java/org/apache/tuscany/implementation/spi/AbstractStAXArtifactProcessor.java b/sca-java-1.x/tags/0.90-incubating/modules/implementation-script/src/main/java/org/apache/tuscany/implementation/spi/AbstractStAXArtifactProcessor.java
new file mode 100644
index 0000000000..275b0ff0a3
--- /dev/null
+++ b/sca-java-1.x/tags/0.90-incubating/modules/implementation-script/src/main/java/org/apache/tuscany/implementation/spi/AbstractStAXArtifactProcessor.java
@@ -0,0 +1,78 @@
+/*
+ * 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.implementation.spi;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.assembly.Implementation;
+import org.apache.tuscany.sca.assembly.Property;
+import org.apache.tuscany.sca.assembly.Reference;
+import org.apache.tuscany.sca.assembly.Service;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+
+/**
+ * TODO: couldn't something like this class be provided by the runtime?
+ * Each impl shouldn't have to have their own .componentType merging code
+ */
+public abstract class AbstractStAXArtifactProcessor<I extends Implementation> implements StAXArtifactProcessor<I> {
+
+    private AssemblyFactory assemblyFactory;
+
+    public AbstractStAXArtifactProcessor(AssemblyFactory assemblyFactory) {
+        this.assemblyFactory = assemblyFactory;
+    }
+
+    public void resolve(I model, ModelResolver resolver) throws ContributionResolveException {
+      addSideFileComponentType(model.getURI(), model, resolver);
+      model.setUnresolved(false);
+    }
+
+    protected void addSideFileComponentType(String name, Implementation impl, ModelResolver resolver) {
+        int lastDot = name.lastIndexOf('.');
+        if (lastDot < 0) {
+            return;
+        }
+        String sideFileName = name.substring(0, lastDot) + ".componentType";
+
+        ComponentType componentType = assemblyFactory.createComponentType();
+        componentType.setURI(sideFileName);
+        componentType.setUnresolved(true);
+
+        componentType = resolver.resolveModel(ComponentType.class, componentType);
+
+        if (!componentType.isUnresolved()) {
+            for (Reference reference : componentType.getReferences()) {
+                impl.getReferences().add(reference);
+            }
+            for (Service service : componentType.getServices()) {
+                impl.getServices().add(service);
+            }
+            for (Property property : componentType.getProperties()) {
+                impl.getProperties().add(property);
+            }
+            if (componentType.getConstrainingType() != null) {
+                impl.setConstrainingType(componentType.getConstrainingType());
+            }
+        }
+    }
+
+}