1 files changed, 75 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/DataBindingExtensionPoint.java b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/DataBindingExtensionPoint.java
new file mode 100644
index 0000000000..ff3afd8181
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/DataBindingExtensionPoint.java
@@ -0,0 +1,75 @@
+/*
+ * 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;
+
+
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+
+/**
+ * An extension point for data binding extensions.
+ *
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.asclient
+ */
+public interface DataBindingExtensionPoint {
+
+    /**
+     * Register a data binding
+     * 
+     * @param dataBinding
+     */
+    void addDataBinding(DataBinding dataBinding);
+
+    /**
+     * Look up a data binding by id
+     * 
+     * @param id The name of the databinding
+     * @return The databinding
+     */
+    DataBinding getDataBinding(String id);
+
+    /**
+     * Unregister a data binding
+     * 
+     * @param id
+     * @return The unregistered databinding
+     */
+    DataBinding removeDataBinding(String id);
+
+    /**
+     * Introspect the java class to figure out what DataType supports it.
+     * 
+     * @param dataType The initial data type
+     * @param operation TODO
+     * @return A DataType representing the java type or null if no databinding
+     *         recognizes the java type
+     */
+    boolean introspectType(DataType dataType, Operation operation);
+
+    /**
+     * Introspect the value to figure out the corresponding DataType
+     * 
+     * @param value The object value
+     * @param operation TODO
+     * @return A DataType representing the value or null if no databinding
+     *         recognizes the value
+     */
+    DataType introspectType(Object value, Operation operation);
+}