diff options
Diffstat (limited to 'branches/sca-java-2.0-M4/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/XMLStreamReader2Node.java')
-rw-r--r-- | branches/sca-java-2.0-M4/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/XMLStreamReader2Node.java | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/branches/sca-java-2.0-M4/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/XMLStreamReader2Node.java b/branches/sca-java-2.0-M4/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/XMLStreamReader2Node.java new file mode 100644 index 0000000000..2ebfcf06e9 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/XMLStreamReader2Node.java @@ -0,0 +1,81 @@ +/* + * 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.xml; + +import javax.xml.stream.XMLStreamReader; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +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.w3c.dom.Document; +import org.w3c.dom.Node; +import org.xml.sax.ContentHandler; + +/** + * Transform DOM Node to XML XMLStreamReader + * + * @version $Rev$ $Date$ + */ +public class XMLStreamReader2Node extends BaseTransformer<XMLStreamReader, Node> implements + PullTransformer<XMLStreamReader, Node> { + + private XMLStreamReader2SAX stax2sax; + private SAX2DOMPipe sax2domPipe; + + public XMLStreamReader2Node(ExtensionPointRegistry registry) { + stax2sax = new XMLStreamReader2SAX(registry); + sax2domPipe = new SAX2DOMPipe(registry); + } + + public Node transform(XMLStreamReader source, TransformationContext context) { + try { + DataPipe<ContentHandler, Node> pipe = sax2domPipe.newInstance(); + stax2sax.transform(source, pipe.getSink(), context); + Node node = pipe.getResult(); + source.close(); + if (node instanceof Document) { + Document doc = (Document)node; + return DOMDataBinding.adjustElementName(context, doc.getDocumentElement()); + } else { + return node; + } + } catch (Exception e) { + throw new TransformationException(e); + } + } + + @Override + protected Class<XMLStreamReader> getSourceType() { + return XMLStreamReader.class; + } + + @Override + protected Class<Node> getTargetType() { + return Node.class; + } + + @Override + public int getWeight() { + return 40; + } + +} |