From 52cae7f873d9c547d756d8c2da11e6bcd0e9aba0 Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 29 Jan 2009 01:04:17 +0000
Subject: Adding support for extended attributes to java interface

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@738691 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/xml/JavaInterfaceProcessor.java           | 36 +++++++++++++++++++++-
 .../interfacedef/java/JavaInterfaceContract.java   |  3 +-
 .../java/impl/JavaInterfaceContractImpl.java       | 15 +++++++++
 3 files changed, 52 insertions(+), 2 deletions(-)

(limited to 'branches/sca-java-1.x')

diff --git a/branches/sca-java-1.x/modules/interface-java-xml/src/main/java/org/apache/tuscany/sca/interfacedef/java/xml/JavaInterfaceProcessor.java b/branches/sca-java-1.x/modules/interface-java-xml/src/main/java/org/apache/tuscany/sca/interfacedef/java/xml/JavaInterfaceProcessor.java
index ae5bf4c56d..b8f7a4b93b 100644
--- a/branches/sca-java-1.x/modules/interface-java-xml/src/main/java/org/apache/tuscany/sca/interfacedef/java/xml/JavaInterfaceProcessor.java
+++ b/branches/sca-java-1.x/modules/interface-java-xml/src/main/java/org/apache/tuscany/sca/interfacedef/java/xml/JavaInterfaceProcessor.java
@@ -26,10 +26,13 @@ import javax.xml.stream.XMLStreamException;
 import javax.xml.stream.XMLStreamReader;
 import javax.xml.stream.XMLStreamWriter;
 
+import org.apache.tuscany.sca.assembly.Extension;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
 import org.apache.tuscany.sca.assembly.xml.Constants;
 import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
 import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
 import org.apache.tuscany.sca.contribution.resolver.ClassReference;
 import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
 import org.apache.tuscany.sca.contribution.service.ContributionReadException;
@@ -50,10 +53,17 @@ import org.apache.tuscany.sca.monitor.Problem.Severity;
 public class JavaInterfaceProcessor implements StAXArtifactProcessor<JavaInterfaceContract>, JavaConstants {
 
     private JavaInterfaceFactory javaFactory;
+    private ExtensionFactory extensionFactory;
+    private StAXAttributeProcessor<Object> extensionAttributeProcessor;
     private Monitor monitor;
 
-    public JavaInterfaceProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+    public JavaInterfaceProcessor(ModelFactoryExtensionPoint modelFactories, 
+                                  StAXArtifactProcessor extensionProcessor,
+                                  StAXAttributeProcessor extensionAttributeProcessor,
+                                  Monitor monitor) {
         this.javaFactory = modelFactories.getFactory(JavaInterfaceFactory.class);
+        this.extensionFactory = modelFactories.getFactory(ExtensionFactory.class);
+        this.extensionAttributeProcessor = extensionAttributeProcessor;
         this.monitor = monitor;
     }
     
@@ -108,6 +118,23 @@ public class JavaInterfaceProcessor implements StAXArtifactProcessor<JavaInterfa
             javaInterfaceContract.setCallbackInterface(javaCallbackInterface);
         }
 
+        // Handle extended attributes
+        for (int a = 0; a < reader.getAttributeCount(); a++) {
+            QName attributeName = reader.getAttributeName(a);
+            if( attributeName.getNamespaceURI() != null && attributeName.getNamespaceURI().length() > 0) {
+                if( (! Constants.SCA10_NS.equals(attributeName.getNamespaceURI()) && 
+                    (! Constants.SCA10_TUSCANY_NS.equals(attributeName.getNamespaceURI()) ))) {
+                    Object attributeValue = extensionAttributeProcessor.read(attributeName, reader);
+                    Extension attributeExtension;
+                    if (attributeValue instanceof Extension) {
+                        attributeExtension = (Extension) attributeValue;
+                    } else {
+                        attributeExtension = extensionFactory.createExtension(attributeName, attributeValue, true);
+                    }
+                    javaInterfaceContract.getAttributeExtensions().add(attributeExtension);
+                }
+            }
+        }        
         // Skip to end element
         while (reader.hasNext()) {
             if (reader.next() == END_ELEMENT && INTERFACE_JAVA_QNAME.equals(reader.getName())) {
@@ -131,6 +158,13 @@ public class JavaInterfaceProcessor implements StAXArtifactProcessor<JavaInterfa
         if (javaCallbackInterface != null && javaCallbackInterface.getName() != null) {
             writer.writeAttribute(CALLBACK_INTERFACE, javaCallbackInterface.getName());
         }
+
+        // Write extended attributes
+        for(Extension extension : javaInterfaceContract.getAttributeExtensions()) {
+            if(extension.isAttribute()) {
+                extensionAttributeProcessor.write(extension, writer);
+            }
+        } 
         
         writer.writeEndElement();
     }
diff --git a/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/JavaInterfaceContract.java b/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/JavaInterfaceContract.java
index e3a84c63f0..ac747d579d 100644
--- a/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/JavaInterfaceContract.java
+++ b/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/JavaInterfaceContract.java
@@ -19,6 +19,7 @@
 
 package org.apache.tuscany.sca.interfacedef.java;
 
+import org.apache.tuscany.sca.assembly.Extensible;
 import org.apache.tuscany.sca.interfacedef.InterfaceContract;
 
 /**
@@ -27,6 +28,6 @@ import org.apache.tuscany.sca.interfacedef.InterfaceContract;
  *
  * @version $Rev$ $Date$
  */
-public interface JavaInterfaceContract extends InterfaceContract {
+public interface JavaInterfaceContract extends InterfaceContract, Extensible {
 
 }
diff --git a/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/impl/JavaInterfaceContractImpl.java b/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/impl/JavaInterfaceContractImpl.java
index d43ebe558b..009eaf90c9 100644
--- a/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/impl/JavaInterfaceContractImpl.java
+++ b/branches/sca-java-1.x/modules/interface-java/src/main/java/org/apache/tuscany/sca/interfacedef/java/impl/JavaInterfaceContractImpl.java
@@ -18,6 +18,10 @@
  */
 package org.apache.tuscany.sca.interfacedef.java.impl;
 
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.Extension;
 import org.apache.tuscany.sca.interfacedef.impl.InterfaceContractImpl;
 import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceContract;
 
@@ -27,6 +31,8 @@ import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceContract;
  * @version $Rev$ $Date$
  */
 public class JavaInterfaceContractImpl extends InterfaceContractImpl implements JavaInterfaceContract {
+    private List<Object> extensions = new ArrayList<Object>();
+    private List<Extension> attributeExtensions = new ArrayList<Extension>();
     
     protected JavaInterfaceContractImpl() {
     }
@@ -36,4 +42,13 @@ public class JavaInterfaceContractImpl extends InterfaceContractImpl implements
         return (JavaInterfaceContractImpl) super.clone();
     }
 
+    public List<Object> getExtensions() {
+        return extensions;
+    }
+    
+    public List<Extension> getAttributeExtensions() {
+        return attributeExtensions;
+    }
+    
+
 }
-- 
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