Adding XML wire format binding implementation for REST binding, and adjusting/improving tests for XML and JSON wire formats

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@939194 13f79535-47bb-0310-9956-ffa450edef68

4 files changed, 289 insertions, 0 deletions

diff --git a/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatInterceptor.java b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatInterceptor.java
new file mode 100644
index 0000000000..a1b4255c18
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatInterceptor.java
@@ -0,0 +1,73 @@
+/*
+ * 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.wireformat.xml.provider;
+
+import java.io.CharArrayReader;
+import java.io.CharArrayWriter;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+
+/**
+ * JSON wire format Interceptor.
+ * 
+ * @version $Rev$ $Date$
+*/
+public class XMLWireFormatInterceptor implements Interceptor {
+    private XMLInputFactory inputFactory;
+    
+    private Invoker next;
+
+    public XMLWireFormatInterceptor(ExtensionPointRegistry extensionPoints, RuntimeEndpoint endpoint) {
+        FactoryExtensionPoint factories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class);
+        inputFactory = factories.getFactory(XMLInputFactory.class);
+    }
+    
+    public Invoker getNext() {
+        return next;
+    }
+
+    public void setNext(Invoker next) {
+        this.next = next;
+    }
+
+    public Message invoke(Message msg) {        
+        try {
+            if(msg.getBody() != null) {
+                Object[] args = msg.getBody();
+                CharArrayWriter data = (CharArrayWriter) args[0];
+                XMLStreamReader xmlPayload = inputFactory.createXMLStreamReader(new CharArrayReader(data.toCharArray()));
+                msg.setBody(new Object[]{xmlPayload});
+            }
+        } catch(Exception e) {
+            throw new RuntimeException("Unable to process xml paylod: " + msg.getBody().toString());
+        }
+        
+        return getNext().invoke(msg);
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatProviderFctory.java b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatProviderFctory.java
new file mode 100644
index 0000000000..6e15897b39
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatProviderFctory.java
@@ -0,0 +1,52 @@
+/*
+ * 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.wireformat.xml.provider;
+
+import org.apache.tuscany.sca.binding.rest.wireformat.xml.XMLWireFormat;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.provider.WireFormatProvider;
+import org.apache.tuscany.sca.provider.WireFormatProviderFactory;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+/**
+ * XML wire format Provider Factory.
+ * 
+ * @version $Rev$ $Date$
+*/
+public class XMLWireFormatProviderFctory implements WireFormatProviderFactory<XMLWireFormat>{
+    private ExtensionPointRegistry extensionPoints;
+
+    public XMLWireFormatProviderFctory(ExtensionPointRegistry extensionPoints) {
+        this.extensionPoints = extensionPoints;
+    }
+    public WireFormatProvider createReferenceWireFormatProvider(RuntimeEndpointReference endpointReference) {
+        return new XMLWireFormatReferenceProvider(extensionPoints, endpointReference);
+    }
+
+    public WireFormatProvider createServiceWireFormatProvider(RuntimeEndpoint endpoint) {
+        return new XMLWireFormatServiceProvider(extensionPoints, endpoint);
+    }
+
+    public Class<XMLWireFormat> getModelType() {
+        return XMLWireFormat.class;
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatReferenceProvider.java b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatReferenceProvider.java
new file mode 100644
index 0000000000..c9e0ac4578
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatReferenceProvider.java
@@ -0,0 +1,54 @@
+/*
+ * 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.wireformat.xml.provider;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Phase;
+import org.apache.tuscany.sca.provider.WireFormatProvider;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+/**
+ * XML wire format Reference Provider.
+ * 
+ * @version $Rev$ $Date$
+*/
+public class XMLWireFormatReferenceProvider implements WireFormatProvider {
+    private ExtensionPointRegistry extensionPoints;
+    private RuntimeEndpointReference endpointReference;
+
+    public XMLWireFormatReferenceProvider(ExtensionPointRegistry extensionPoints,RuntimeEndpointReference endpointReference ) {
+        this.extensionPoints = extensionPoints;
+        this.endpointReference = endpointReference;
+    }
+    public InterfaceContract configureWireFormatInterfaceContract(InterfaceContract interfaceContract) {
+        return null;
+    }
+
+    public Interceptor createInterceptor() {
+        return null;
+    }
+
+    public String getPhase() {
+        return Phase.REFERENCE_BINDING_WIREFORMAT;
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatServiceProvider.java b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatServiceProvider.java
new file mode 100644
index 0000000000..508b029b00
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/wireformat/xml/provider/XMLWireFormatServiceProvider.java
@@ -0,0 +1,110 @@
+/*
+ * 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.wireformat.xml.provider;
+
+import java.util.List;
+
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.binding.rest.wireformat.xml.XMLWireFormat;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.databinding.javabeans.SimpleJavaDataBinding;
+import org.apache.tuscany.sca.databinding.xml.XMLStringDataBinding;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Interface;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Phase;
+import org.apache.tuscany.sca.provider.WireFormatProvider;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+
+/**
+ * XML wire format service provider.
+ * 
+ * @version $Rev$ $Date$
+*/
+public class XMLWireFormatServiceProvider implements WireFormatProvider {
+    private static final String DATABABINDING = XMLStreamReader.class.getName();
+    
+    private ExtensionPointRegistry extensionPoints;
+    private RuntimeEndpoint endpoint;
+    
+    private InterfaceContract serviceContract;
+    private Binding binding;
+    
+    public XMLWireFormatServiceProvider(ExtensionPointRegistry extensionPoints, RuntimeEndpoint endpoint) {
+        this.extensionPoints = extensionPoints;
+        this.endpoint = endpoint;
+        this.binding = endpoint.getBinding();
+    }
+    
+    public InterfaceContract configureWireFormatInterfaceContract(InterfaceContract interfaceContract) {
+        serviceContract = interfaceContract;
+        
+        //make XML databinding default
+        serviceContract.getInterface().resetDataBinding(DATABABINDING);
+        
+        //set XML databinding
+        setDataBinding(serviceContract.getInterface());
+
+        return serviceContract;
+    }
+
+    public Interceptor createInterceptor() {
+        if(binding.getRequestWireFormat() != null && binding.getRequestWireFormat() instanceof XMLWireFormat) {
+            return new XMLWireFormatInterceptor(extensionPoints, endpoint);
+        }
+        return null;
+    }
+
+    public String getPhase() {
+        return Phase.SERVICE_BINDING_WIREFORMAT;
+    }
+
+    
+    /**
+     * Utility method to reset data binding for the interface contract
+     * @param interfaze
+     */
+    @SuppressWarnings({"deprecation", "unchecked"})
+    private void setDataBinding(Interface interfaze) {
+        List<Operation> operations = interfaze.getOperations();
+        for (Operation operation : operations) {
+            operation.setDataBinding(DATABABINDING);
+            DataType<List<DataType>> inputType = operation.getInputType();
+            if (inputType != null) {
+                List<DataType> logical = inputType.getLogical();
+                for (DataType inArg : logical) {
+                    if (!SimpleJavaDataBinding.NAME.equals(inArg.getDataBinding())) {
+                        inArg.setDataBinding(DATABABINDING);
+                    } 
+                }
+            }
+            DataType outputType = operation.getOutputType();
+            if (outputType != null) {
+                if (!SimpleJavaDataBinding.NAME.equals(outputType.getDataBinding())) {
+                    outputType.setDataBinding(XMLStringDataBinding.NAME);
+                }
+            }
+        }
+    }
+}