1 files changed, 91 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/DataBindingJAXRSWriter.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/DataBindingJAXRSWriter.java
new file mode 100644
index 0000000000..ab4173939e
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/DataBindingJAXRSWriter.java
@@ -0,0 +1,91 @@
+/*
+ * 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.binding.rest.provider;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+import java.util.Collections;
+
+import javax.ws.rs.Produces;
+import javax.ws.rs.WebApplicationException;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.MultivaluedMap;
+import javax.ws.rs.ext.MessageBodyWriter;
+import javax.ws.rs.ext.Provider;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+
+/**
+ * The generic JAX-RS message body writer based on Tuscany's databindingframework
+ */
+@Provider
+@Produces({MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML, MediaType.TEXT_XML, MediaType.WILDCARD}) 
+public class DataBindingJAXRSWriter<T> extends DataBindingJAXRSProvider implements MessageBodyWriter<T> {
+
+    public DataBindingJAXRSWriter(ExtensionPointRegistry registry) {
+        super(registry);
+    }
+
+    public long getSize(T t, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
+        return -1;
+    }
+
+    public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
+        //        DataType dataType = createDataType(type, genericType);
+        return supports(type, genericType, annotations, mediaType);
+    }
+
+    public void writeTo(T t,
+                        Class<?> type,
+                        Type genericType,
+                        Annotation[] annotations,
+                        MediaType mediaType,
+                        MultivaluedMap<String, Object> httpHeaders,
+                        OutputStream entityStream) throws IOException, WebApplicationException {
+        DataType dataType = createDataType(type, genericType);
+        mediaType = new MediaType(mediaType.getType(), mediaType.getSubtype());
+        String dataBinding = OutputStream.class.getName();
+        // FIXME: [rfeng] This is a hack to handle application/json
+        if (MediaType.APPLICATION_JSON_TYPE.equals(mediaType)) {
+            dataBinding = mediaType.toString() + "#" + OutputStream.class.getName();
+        } else if (MediaType.APPLICATION_XML_TYPE.equals(mediaType) || MediaType.TEXT_XML_TYPE.equals(mediaType)) {
+            dataBinding = OutputStream.class.getName();
+        } else if ("application/x-protobuf".equals(mediaType.toString())) {
+            dataBinding = mediaType.toString() + "#" + OutputStream.class.getName();
+        }
+        else {
+            dataBinding = dataType.getDataBinding();
+            write(entityStream, t, type);
+            return;
+        }
+        DataType targetDataType =
+            new DataTypeImpl(dataBinding, OutputStream.class, OutputStream.class, OutputStream.class);
+        // dataBindingExtensionPoint.introspectType(targetDataType, null);
+
+        introspectAnnotations(annotations, targetDataType);
+
+        mediator.mediate(t, entityStream, dataType, targetDataType, Collections.<String, Object> emptyMap());
+    }
+
+}