1 files changed, 86 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/XMLStreamReader2NodeInfoTransformer.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/XMLStreamReader2NodeInfoTransformer.java
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+/*
+ * 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.databinding.saxon;
+
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.transform.dom.DOMSource;
+
+import net.sf.saxon.Configuration;
+import net.sf.saxon.event.Builder;
+import net.sf.saxon.om.NodeInfo;
+
+import org.apache.tuscany.sca.databinding.DataPipe;
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sca.databinding.xml.SAX2DOMPipe;
+import org.apache.tuscany.sca.databinding.xml.StAX2SAXAdapter;
+import org.w3c.dom.Node;
+import org.xml.sax.ContentHandler;
+
+/**
+ * Transforms an XMLStreamReader to a NodeInfo object needed by Saxon parser.
+ *
+ * Any namespaces that are defined are deleted, because otherwise
+ * the SaxonB parser does not work
+ *
+ * @version $Rev: 671701 $ $Date: 2008-06-26 02:29:06 +0100 (Thu, 26 Jun 2008) $
+ */
+public class XMLStreamReader2NodeInfoTransformer extends BaseTransformer<XMLStreamReader, NodeInfo> implements
+    PullTransformer<XMLStreamReader, NodeInfo> {
+
+    private StAX2SAXAdapter stax2sax = new StAX2SAXAdapter(false);
+    private SAX2DOMPipe sax2dom = new SAX2DOMPipe();
+
+    public NodeInfo transform(XMLStreamReader source, TransformationContext context) {      
+        Configuration configuration = SaxonDataBindingHelper.CURR_EXECUTING_CONFIG;
+        if (configuration == null) {
+            configuration = new Configuration();
+        }        
+        
+        NodeInfo docInfo = null;
+        try {
+            DataPipe<ContentHandler, Node> pipe = sax2dom.newInstance();
+            stax2sax.parse(source, pipe.getSink());
+            Node node = pipe.getResult();
+            source.close();
+            docInfo = Builder.build(new DOMSource(node), null, configuration);
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+        return docInfo;
+    }
+
+    @Override
+    protected Class<XMLStreamReader> getSourceType() {
+        return XMLStreamReader.class;
+    }
+
+    @Override
+    protected Class<NodeInfo> getTargetType() {
+        return NodeInfo.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}