From e7b85f88a520a840e5927dcdab23a06d09806332 Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Tue, 17 May 2011 08:35:46 +0000
Subject: Add a utility to get an XML string for a model object

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1104051 13f79535-47bb-0310-9956-ffa450edef68
---
 .../org/apache/tuscany/sca/assembly/xml/Utils.java | 58 ++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/Utils.java

diff --git a/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/Utils.java b/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/Utils.java
new file mode 100644
index 0000000000..8a8daa13e9
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/Utils.java
@@ -0,0 +1,58 @@
+/*
+ * 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.assembly.xml;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+import org.apache.tuscany.sca.assembly.Base;
+import org.apache.tuscany.sca.common.xml.stax.StAXHelper;
+import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
+import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+
+public class Utils {
+    
+    /**
+     * Helper method to get the XML string for a model object.
+     */
+    public static String modelToXML(Base model, boolean pretty, ExtensionPointRegistry extensionPointRegistry) {
+        try {
+            StAXHelper stAXHelper = StAXHelper.getInstance(extensionPointRegistry);
+            StAXArtifactProcessorExtensionPoint staxProcessors = extensionPointRegistry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+            ExtensibleStAXArtifactProcessor staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, null, stAXHelper.getOutputFactory());
+            ByteArrayOutputStream bos = new ByteArrayOutputStream();
+            staxProcessor.write(model, bos, new ProcessorContext(extensionPointRegistry));
+            bos.close();
+
+// TODO: support pretty printing            
+//            if (!pretty) {
+                return bos.toString();
+//            }
+            
+        } catch (ContributionWriteException e) {
+            throw new RuntimeException(e);
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}
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