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

1 files changed, 58 insertions, 0 deletions

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);

+        }

+    }

+}