TUSCANY-2968 - Renaming new binding.http module to avoid confusion with the oasis draft, as we are not really implementing the whole spec but just following the wireFormat and operationSelector options implemented in binding.jms

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@770880 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 166 insertions, 0 deletions

diff --git a/branches/sca-java-1.x/modules/binding-http-new/src/main/java/org/apache/tuscany/sca/binding/http/xml/HTTPBindingProcessor.java b/branches/sca-java-1.x/modules/binding-http-new/src/main/java/org/apache/tuscany/sca/binding/http/xml/HTTPBindingProcessor.java
new file mode 100644
index 0000000000..874c23c7e0
--- /dev/null
+++ b/branches/sca-java-1.x/modules/binding-http-new/src/main/java/org/apache/tuscany/sca/binding/http/xml/HTTPBindingProcessor.java
@@ -0,0 +1,166 @@
+/*
+ * 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.http.xml;
+
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.assembly.OperationSelector;
+import org.apache.tuscany.sca.assembly.WireFormat;
+import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
+import org.apache.tuscany.sca.assembly.xml.Constants;
+import org.apache.tuscany.sca.binding.http.HTTPBinding;
+import org.apache.tuscany.sca.binding.http.HTTPBindingFactory;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+
+public class HTTPBindingProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<HTTPBinding> {
+    private static final String BINDING_HTTP = "binding.http";
+    private static final QName BINDING_HTTP_QNAME = new QName(Constants.SCA10_TUSCANY_NS, BINDING_HTTP);
+    
+    private static final String NAME = "name";
+    private static final String URI = "uri";
+    
+    private HTTPBindingFactory httpBindingFactory;
+    private StAXArtifactProcessor<Object> extensionProcessor;
+    private StAXAttributeProcessor<Object> extensionAttributeProcessor;
+    private Monitor monitor;
+
+    public HTTPBindingProcessor(ExtensionPointRegistry extensionPoints, 
+                                StAXArtifactProcessor extensionProcessor,
+                                StAXAttributeProcessor extensionAttributeProcessor, 
+                                Monitor monitor) {
+        ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
+        this.httpBindingFactory = modelFactories.getFactory(HTTPBindingFactory.class);
+        this.extensionProcessor = (StAXArtifactProcessor<Object>)extensionProcessor;
+        this.extensionAttributeProcessor = extensionAttributeProcessor;
+        this.monitor = monitor;
+    }
+    
+    public QName getArtifactType() {
+        return BINDING_HTTP_QNAME;
+    }
+    
+    public Class<HTTPBinding> getModelType() {
+        return HTTPBinding.class;
+    }
+
+    public HTTPBinding read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+        HTTPBinding httpBinding = httpBindingFactory.createHTTPBinding();
+        
+        while(reader.hasNext()) {
+            QName elementName = null;
+            int event = reader.getEventType();
+            switch (event) {
+                case START_ELEMENT:
+                    elementName = reader.getName();
+                     
+                     if (BINDING_HTTP_QNAME.equals(elementName)) {
+                         String name = getString(reader, NAME);
+                         if(name != null) {
+                             httpBinding.setName(name);
+                         }
+                         
+                         String uri = getString(reader, URI);
+                         if (uri != null) {
+                             httpBinding.setURI(uri);
+                         }
+                     } else {
+                         // Read an extension element
+                         Object extension = extensionProcessor.read(reader);
+                         if (extension != null) {
+                             if (extension instanceof WireFormat) {
+                                 httpBinding.setRequestWireFormat((WireFormat)extension);
+                             } else if(extension instanceof OperationSelector) {
+                                 httpBinding.setOperationSelector((OperationSelector)extension);
+                             }
+                         }
+                     }
+ 
+            }
+            
+            if (event == END_ELEMENT && BINDING_HTTP_QNAME.equals(reader.getName())) {
+                break;
+            }
+            
+            // Read the next element
+            if (reader.hasNext()) {
+                reader.next();
+            }
+        }
+
+        return httpBinding;
+    }
+
+    public void write(HTTPBinding httpBinding, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+        //writer.writeStartElement(Constants.SCA10_NS, BINDING_HTTP);
+        
+        writeStart(writer, BINDING_HTTP_QNAME.getNamespaceURI(), BINDING_HTTP_QNAME.getLocalPart());
+        
+        // Write binding name
+        if (httpBinding.getName() != null) {
+            writer.writeAttribute(NAME, httpBinding.getName());
+        }
+
+        // Write binding URI
+        if (httpBinding.getURI() != null) {
+            writer.writeAttribute(URI, httpBinding.getURI());
+        }
+        
+        writeEnd(writer);
+        //writer.writeEndElement();
+    }
+
+
+    public void resolve(HTTPBinding model, ModelResolver resolver) throws ContributionResolveException {
+        // Should not need to do anything here for now... 
+        
+    }
+    
+    /**
+     * Report a error.
+     * 
+     * @param problems
+     * @param message
+     * @param model
+     */
+    private void error(String message, Object model, Object... messageParameters) {
+         if (monitor != null) {
+                Problem problem = new ProblemImpl(this.getClass().getName(), "binding-http-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+                monitor.problem(problem);
+         }
+    }
+
+}