Sandbox to experiment with different ways to embed the runtime.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@990620 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 107 insertions, 0 deletions

diff --git a/sandbox/sebastien/java/embed/contrib/modules/databinding-protobuf/src/main/java/org/apache/tuscany/sca/databinding/protobuf/ProtobufDatabinding.java b/sandbox/sebastien/java/embed/contrib/modules/databinding-protobuf/src/main/java/org/apache/tuscany/sca/databinding/protobuf/ProtobufDatabinding.java
new file mode 100644
index 0000000000..ad148c7499
--- /dev/null
+++ b/sandbox/sebastien/java/embed/contrib/modules/databinding-protobuf/src/main/java/org/apache/tuscany/sca/databinding/protobuf/ProtobufDatabinding.java
@@ -0,0 +1,107 @@
+/*
+ * 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.protobuf;
+
+import org.apache.tuscany.sca.databinding.DataBinding;
+import org.apache.tuscany.sca.databinding.WrapperHandler;
+import org.apache.tuscany.sca.databinding.XMLTypeHelper;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+
+import com.google.protobuf.Message;
+
+/**
+ * Google ProtocolBuffers databinding
+ */
+public class ProtobufDatabinding implements DataBinding {
+
+    public static final String NAME = "ProtocolBuffers";
+
+    /**
+     * 
+     */
+    public ProtobufDatabinding() {
+    }
+
+    /* (non-Javadoc)
+     * @see org.apache.tuscany.sca.databinding.DataBinding#getName()
+     */
+    @Override
+    public String getName() {
+        return NAME;
+    }
+
+    /* (non-Javadoc)
+     * @see org.apache.tuscany.sca.databinding.DataBinding#introspect(org.apache.tuscany.sca.interfacedef.DataType, org.apache.tuscany.sca.interfacedef.Operation)
+     */
+    @Override
+    public boolean introspect(DataType dataType, Operation operation) {
+        if (Message.class.isAssignableFrom(dataType.getPhysical())) {
+            dataType.setDataBinding(NAME);
+            return true;
+        }
+        return false;
+    }
+
+    /* (non-Javadoc)
+     * @see org.apache.tuscany.sca.databinding.DataBinding#introspect(java.lang.Object, org.apache.tuscany.sca.interfacedef.Operation)
+     */
+    @Override
+    public DataType introspect(Object value, Operation operation) {
+        if (value instanceof Message) {
+            DataType dt = new DataTypeImpl(value.getClass(), null);
+            dt.setDataBinding(NAME);
+            return dt;
+        } else {
+            return null;
+        }
+    }
+
+    /* (non-Javadoc)
+     * @see org.apache.tuscany.sca.databinding.DataBinding#getWrapperHandler()
+     */
+    @Override
+    public WrapperHandler getWrapperHandler() {
+        return null;
+    }
+
+    /* (non-Javadoc)
+     * @see org.apache.tuscany.sca.databinding.DataBinding#copy(java.lang.Object, org.apache.tuscany.sca.interfacedef.DataType, org.apache.tuscany.sca.interfacedef.DataType, org.apache.tuscany.sca.interfacedef.Operation, org.apache.tuscany.sca.interfacedef.Operation)
+     */
+    @Override
+    public Object copy(Object object,
+                       DataType sourceDataType,
+                       DataType targetDataType,
+                       Operation sourceOperation,
+                       Operation targetOperation) {
+        Message msg = (Message)object;
+        return ((Message.Builder)msg.toBuilder().clone()).build();
+    }
+
+    /* (non-Javadoc)
+     * @see org.apache.tuscany.sca.databinding.DataBinding#getXMLTypeHelper()
+     */
+    @Override
+    public XMLTypeHelper getXMLTypeHelper() {
+        return null;
+    }
+
+}