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, 65 insertions, 0 deletions

diff --git a/sandbox/sebastien/java/embed/contrib/modules/databinding-protobuf/src/main/java/org/apache/tuscany/sca/databinding/protobuf/InputStream2Protobuf.java b/sandbox/sebastien/java/embed/contrib/modules/databinding-protobuf/src/main/java/org/apache/tuscany/sca/databinding/protobuf/InputStream2Protobuf.java
new file mode 100644
index 0000000000..7953e4e5b3
--- /dev/null
+++ b/sandbox/sebastien/java/embed/contrib/modules/databinding-protobuf/src/main/java/org/apache/tuscany/sca/databinding/protobuf/InputStream2Protobuf.java
@@ -0,0 +1,65 @@
+/*
+ * 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 java.io.InputStream;
+import java.lang.reflect.Method;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+
+import com.google.protobuf.Message;
+
+/**
+ * 
+ */
+public class InputStream2Protobuf implements PullTransformer<InputStream, Message> {
+
+    @Override
+    public String getSourceDataBinding() {
+        return "application/x-protobuf" + "#" + InputStream.class.getName();
+    }
+
+    @Override
+    public String getTargetDataBinding() {
+        // TODO Auto-generated method stub
+        return ProtobufDatabinding.NAME;
+    }
+
+    @Override
+    public int getWeight() {
+        // TODO Auto-generated method stub
+        return 10;
+    }
+
+    @Override
+    public Message transform(InputStream source, TransformationContext context) {
+        try {
+            Class<?> type = context.getTargetDataType().getPhysical();
+            Method method = type.getMethod("parseFrom", InputStream.class);
+            Object result = method.invoke(null, source);
+            return (Message)result;
+        } catch (Throwable e) {
+            throw new TransformationException(e);
+        }
+    }
+
+}