1 files changed, 49 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/HelperContextRegistryImpl.java b/sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/HelperContextRegistryImpl.java
new file mode 100644
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+++ b/sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/HelperContextRegistryImpl.java
@@ -0,0 +1,49 @@
+/*
+ * 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.databinding.sdo;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import commonj.sdo.helper.HelperContext;
+
+/**
+ * A registry for SDO HelperContext
+ * 
+ * @version $Rev$ $Date$
+ */
+public class HelperContextRegistryImpl implements HelperContextRegistry {
+    private final Map<Object, HelperContext> registry = new ConcurrentHashMap<Object, HelperContext>();
+
+    public synchronized void register(Object id, HelperContext context) {
+        if (registry.containsKey(id)) {
+            throw new DuplicateHelperContextException("Duplicate HelperContext: " + id);
+        }
+        registry.put(id, context);
+    }
+
+    public void unregister(Object id) {
+        registry.remove(id);
+    }
+
+    public HelperContext getHelperContext(Object id) {
+        return registry.get(id);
+    }
+}