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-rw-r--r-- | branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/format/WrappedTextNodeOMDataSourceFromReader.java | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/format/WrappedTextNodeOMDataSourceFromReader.java b/branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/format/WrappedTextNodeOMDataSourceFromReader.java new file mode 100644 index 0000000000..21c35f610c --- /dev/null +++ b/branches/sca-java-1.x/modules/binding-ws-axis2-jms/src/main/java/org/apache/tuscany/sca/binding/ws/axis2/format/WrappedTextNodeOMDataSourceFromReader.java @@ -0,0 +1,99 @@ +/* + * 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.binding.ws.axis2.format; + +import java.io.IOException; +import java.io.Reader; +import java.io.UnsupportedEncodingException; +import java.io.Writer; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +import org.apache.axiom.om.OMDataSourceExt; +import org.apache.axiom.om.OMOutputFormat; +import org.apache.axiom.om.ds.OMDataSourceExtBase; +import org.apache.axiom.om.impl.MTOMXMLStreamWriter; +import org.apache.axiom.om.impl.serialize.StreamingOMSerializer; +import org.apache.axiom.om.util.StAXUtils; + +/** + * {@link org.apache.axiom.om.OMDataSource} implementation that represents a text node wrapped + * inside an element. The text data is provided by a {@link Reader} object. Since the stream + * can only be read once, this data source is destructive. + */ +public class WrappedTextNodeOMDataSourceFromReader extends OMDataSourceExtBase { + private final QName wrapperElementName; + private final Reader reader; + + public WrappedTextNodeOMDataSourceFromReader(QName wrapperElementName, Reader reader) { + this.wrapperElementName = wrapperElementName; + this.reader = reader; + } + + @Override + public void serialize(Writer writer, OMOutputFormat format) throws XMLStreamException { + MTOMXMLStreamWriter xmlWriter = + new MTOMXMLStreamWriter(StAXUtils.createXMLStreamWriter(writer)); + xmlWriter.setOutputFormat(format); + serialize(xmlWriter); + xmlWriter.flush(); + } + + @Override + public void serialize(XMLStreamWriter xmlWriter) throws XMLStreamException { + StreamingOMSerializer serializer = new StreamingOMSerializer(); + serializer.serialize(getReader(), xmlWriter); + } + + public XMLStreamReader getReader() throws XMLStreamException { + return new WrappedTextNodeStreamReader(wrapperElementName, reader); + } + + public Object getObject() { + return null; + } + + public boolean isDestructiveRead() { + return true; + } + + public boolean isDestructiveWrite() { + return true; + } + + public byte[] getXMLBytes(String encoding) throws UnsupportedEncodingException { + throw new UnsupportedOperationException(); + } + + public void close() { + try { + reader.close(); + } catch (IOException ex) { + // Ignore + } + } + + public OMDataSourceExt copy() { + throw new UnsupportedOperationException(); + } +} |