com.sun.xml.txw2.output.StaxSerializer Maven / Gradle / Ivy
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/*
* Copyright (c) 2005, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.txw2.output;
import com.sun.xml.txw2.TxwException;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
/**
* XML serializer for StAX XMLStreamWriter.
*
* TODO: add support for XMLEventWriter (if it makes sense)
*
* @author [email protected]
*/
public class StaxSerializer implements XmlSerializer {
private final XMLStreamWriter out;
public StaxSerializer(XMLStreamWriter writer) {
this(writer,true);
}
public StaxSerializer(XMLStreamWriter writer, boolean indenting) {
if(indenting)
writer = new IndentingXMLStreamWriter(writer);
this.out = writer;
}
@Override
public void startDocument() {
try {
out.writeStartDocument();
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void beginStartTag(String uri, String localName, String prefix) {
try {
out.writeStartElement(prefix, localName, uri);
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void writeAttribute(String uri, String localName, String prefix, StringBuilder value) {
try {
out.writeAttribute(prefix, uri, localName, value.toString());
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void writeXmlns(String prefix, String uri) {
try {
if (prefix.length() == 0) {
out.setDefaultNamespace(uri);
} else {
out.setPrefix(prefix, uri);
}
// this method handles "", null, and "xmlns" prefixes properly
out.writeNamespace(prefix, uri);
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void endStartTag(String uri, String localName, String prefix) {
// NO-OP
}
@Override
public void endTag() {
try {
out.writeEndElement();
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void text(StringBuilder text) {
try {
out.writeCharacters(text.toString());
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void cdata(StringBuilder text) {
try {
out.writeCData(text.toString());
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void comment(StringBuilder comment) {
try {
out.writeComment(comment.toString());
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void endDocument() {
try {
out.writeEndDocument();
out.flush();
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
@Override
public void flush() {
try {
out.flush();
} catch (XMLStreamException e) {
throw new TxwException(e);
}
}
}