1 files changed, 87 insertions, 0 deletions
diff --git a/tags/java/sca/1.5.1/modules/definitions/src/main/java/org/apache/tuscany/sca/definitions/util/SCADefinitionsUtil.java b/tags/java/sca/1.5.1/modules/definitions/src/main/java/org/apache/tuscany/sca/definitions/util/SCADefinitionsUtil.java
new file mode 100644
index 0000000000..8de6f63c05
--- /dev/null
+++ b/tags/java/sca/1.5.1/modules/definitions/src/main/java/org/apache/tuscany/sca/definitions/util/SCADefinitionsUtil.java
@@ -0,0 +1,87 @@
+/*
+ * 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.definitions.util;
+
+import java.net.URI;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.definitions.SCADefinitions;
+import org.apache.tuscany.sca.policy.Intent;
+import org.apache.tuscany.sca.policy.IntentAttachPointType;
+import org.apache.tuscany.sca.policy.PolicySet;
+
+/**
+ * Some utility functions to deal with SCADefinitions
+ *
+ * @version $Rev$ $Date$
+ */
+public class SCADefinitionsUtil {
+    
+    public static  void stripDuplicates(SCADefinitions scaDefns) {
+        Map<QName, Intent> definedIntents = new HashMap<QName, Intent>();
+        for (Intent intent : scaDefns.getPolicyIntents()) {
+            definedIntents.put(intent.getName(), intent);
+        }
+
+        Map<QName, PolicySet> definedPolicySets = new HashMap<QName, PolicySet>();
+        for (PolicySet policySet : scaDefns.getPolicySets()) {
+            definedPolicySets.put(policySet.getName(), policySet);
+        }
+        
+        Map<QName, IntentAttachPointType> definedBindingTypes = new HashMap<QName, IntentAttachPointType>();
+        for (IntentAttachPointType bindingType : scaDefns.getBindingTypes()) {
+            definedBindingTypes.put(bindingType.getName(), bindingType);
+        }
+        
+        Map<QName, IntentAttachPointType> definedImplTypes = new HashMap<QName, IntentAttachPointType>();
+        for (IntentAttachPointType implType : scaDefns.getImplementationTypes()) {
+            definedImplTypes.put(implType.getName(), implType);
+        }
+        
+        scaDefns.getPolicyIntents().clear();
+        scaDefns.getPolicyIntents().addAll(definedIntents.values());
+        scaDefns.getPolicySets().clear();
+        scaDefns.getPolicySets().addAll(definedPolicySets.values());
+        scaDefns.getBindingTypes().clear();
+        scaDefns.getBindingTypes().addAll(definedBindingTypes.values());
+        scaDefns.getImplementationTypes().clear();
+        scaDefns.getImplementationTypes().addAll(definedImplTypes.values());
+    }
+    
+    public static void aggregateSCADefinitions(SCADefinitions source, SCADefinitions target) {
+        target.getPolicyIntents().addAll(source.getPolicyIntents());
+        target.getPolicySets().addAll(source.getPolicySets());
+        target.getBindingTypes().addAll(source.getBindingTypes());
+        target.getImplementationTypes().addAll(source.getImplementationTypes());
+        target.getBindings().addAll(source.getBindings());
+    }
+    
+    public static boolean isSCADefnsFile(URI uri) {
+        int index = uri.toString().lastIndexOf("/");
+
+        index = (index != -1) ? index + 1 : 0;
+
+        return uri.toString().substring(index).equals("definitions.xml");
+    }
+
+}