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/*
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*
* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
*
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* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* http://glassfish.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
*
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* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* file that accompanied this code.
*
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package com.sun.xml.ws.api.message.saaj;
import java.util.Arrays;
import java.util.Iterator;
import javax.xml.namespace.NamespaceContext;
import javax.xml.namespace.QName;
import javax.xml.soap.SOAPElement;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPMessage;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import org.w3c.dom.Comment;
import org.w3c.dom.Node;
/**
* SaajStaxWriter builds a SAAJ SOAPMessage by using XMLStreamWriter interface.
*
* @author [email protected]
*/
public class SaajStaxWriter implements XMLStreamWriter {
protected SOAPMessage soap;
protected String envURI;
protected SOAPElement currentElement;
static final protected String Envelope = "Envelope";
static final protected String Header = "Header";
static final protected String Body = "Body";
static final protected String xmlns = "xmlns";
public SaajStaxWriter(final SOAPMessage msg) throws SOAPException {
soap = msg;
currentElement = soap.getSOAPPart().getEnvelope();
envURI = currentElement.getNamespaceURI();
}
public SOAPMessage getSOAPMessage() {
return soap;
}
@Override
public void writeStartElement(final String localName) throws XMLStreamException {
try {
currentElement = currentElement.addChildElement(localName);
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
@Override
public void writeStartElement(final String ns, final String ln) throws XMLStreamException {
writeStartElement(null, ln, ns);
}
@Override
public void writeStartElement(final String prefix, final String ln, final String ns) throws XMLStreamException {
try {
if (envURI.equals(ns)) {
if (Envelope.equals(ln)) {
currentElement = soap.getSOAPPart().getEnvelope();
fixPrefix(prefix);
return;
} else if (Header.equals(ln)) {
currentElement = soap.getSOAPHeader();
fixPrefix(prefix);
return;
} else if (Body.equals(ln)) {
currentElement = soap.getSOAPBody();
fixPrefix(prefix);
return;
}
}
currentElement = (prefix == null) ?
currentElement.addChildElement(new QName(ns, ln)) :
currentElement.addChildElement(ln, prefix, ns);
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
private void fixPrefix(final String prfx) throws XMLStreamException {
String oldPrfx = currentElement.getPrefix();
if (prfx != null && !prfx.equals(oldPrfx)) {
currentElement.setPrefix(prfx);
}
}
@Override
public void writeEmptyElement(final String uri, final String ln) throws XMLStreamException {
writeStartElement(null, ln, uri);
}
@Override
public void writeEmptyElement(final String prefix, final String ln, final String uri) throws XMLStreamException {
writeStartElement(prefix, ln, uri);
}
@Override
public void writeEmptyElement(final String ln) throws XMLStreamException {
writeStartElement(null, ln, null);
}
@Override
public void writeEndElement() throws XMLStreamException {
if (currentElement != null) currentElement = currentElement.getParentElement();
}
@Override
public void writeEndDocument() throws XMLStreamException {
}
@Override
public void close() throws XMLStreamException {
}
@Override
public void flush() throws XMLStreamException {
}
@Override
public void writeAttribute(final String ln, final String val) throws XMLStreamException {
writeAttribute(null, null, ln, val);
}
@Override
public void writeAttribute(final String prefix, final String ns, final String ln, final String value) throws XMLStreamException {
try {
if (ns == null) {
if (prefix == null && xmlns.equals(ln)) {
currentElement.addNamespaceDeclaration("", value);
} else {
currentElement.setAttributeNS("", ln, value);
}
} else {
QName name = (prefix == null) ? new QName(ns, ln) : new QName(ns, ln, prefix);
currentElement.addAttribute(name, value);
}
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
@Override
public void writeAttribute(final String ns, final String ln, final String val) throws XMLStreamException {
writeAttribute(null, ns, ln, val);
}
@Override
public void writeNamespace(String prefix, final String uri) throws XMLStreamException {
// make prefix default if null or "xmlns" (according to javadoc)
if (prefix == null || "xmlns".equals(prefix)) {
prefix = "";
}
try {
currentElement.addNamespaceDeclaration(prefix, uri);
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
@Override
public void writeDefaultNamespace(final String uri) throws XMLStreamException {
writeNamespace("", uri);
}
@Override
public void writeComment(final String data) throws XMLStreamException {
Comment c = soap.getSOAPPart().createComment(data);
currentElement.appendChild(c);
}
@Override
public void writeProcessingInstruction(final String target) throws XMLStreamException {
Node n = soap.getSOAPPart().createProcessingInstruction(target, "");
currentElement.appendChild(n);
}
@Override
public void writeProcessingInstruction(final String target, final String data) throws XMLStreamException {
Node n = soap.getSOAPPart().createProcessingInstruction(target, data);
currentElement.appendChild(n);
}
@Override
public void writeCData(final String data) throws XMLStreamException {
Node n = soap.getSOAPPart().createCDATASection(data);
currentElement.appendChild(n);
}
@Override
public void writeDTD(final String dtd) throws XMLStreamException {
//TODO ... Don't do anything here
}
@Override
public void writeEntityRef(final String name) throws XMLStreamException {
Node n = soap.getSOAPPart().createEntityReference(name);
currentElement.appendChild(n);
}
@Override
public void writeStartDocument() throws XMLStreamException {
}
@Override
public void writeStartDocument(final String version) throws XMLStreamException {
if (version != null) soap.getSOAPPart().setXmlVersion(version);
}
@Override
public void writeStartDocument(final String encoding, final String version) throws XMLStreamException {
if (version != null) soap.getSOAPPart().setXmlVersion(version);
if (encoding != null) {
try {
soap.setProperty(SOAPMessage.CHARACTER_SET_ENCODING, encoding);
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
}
@Override
public void writeCharacters(final String text) throws XMLStreamException {
try {
currentElement.addTextNode(text);
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
@Override
public void writeCharacters(final char[] text, final int start, final int len) throws XMLStreamException {
char[] chr = (start == 0 && len == text.length) ? text : Arrays.copyOfRange(text, start, start + len);
try {
currentElement.addTextNode(new String(chr));
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
@Override
public String getPrefix(final String uri) throws XMLStreamException {
return currentElement.lookupPrefix(uri);
}
@Override
public void setPrefix(final String prefix, final String uri) throws XMLStreamException {
try {
this.currentElement.addNamespaceDeclaration(prefix, uri);
} catch (SOAPException e) {
throw new XMLStreamException(e);
}
}
@Override
public void setDefaultNamespace(final String uri) throws XMLStreamException {
setPrefix("", uri);
}
@Override
public void setNamespaceContext(final NamespaceContext context)throws XMLStreamException {
throw new UnsupportedOperationException();
}
@Override
public Object getProperty(final String name) throws IllegalArgumentException {
//TODO the following line is to make eclipselink happy ... they are aware of this problem -
if (javax.xml.stream.XMLOutputFactory.IS_REPAIRING_NAMESPACES.equals(name)) return Boolean.FALSE;
return null;
}
@Override
public NamespaceContext getNamespaceContext() {
return new NamespaceContext() {
public String getNamespaceURI(final String prefix) {
return currentElement.getNamespaceURI(prefix);
}
public String getPrefix(final String namespaceURI) {
return currentElement.lookupPrefix(namespaceURI);
}
public Iterator getPrefixes(final String namespaceURI) {
return new Iterator() {
String prefix = getPrefix(namespaceURI);
public boolean hasNext() {
return (prefix != null);
}
public Object next() {
if (!hasNext()) throw new java.util.NoSuchElementException();
String next = prefix;
prefix = null;
return next;
}
public void remove() {}
};
}
};
}
}
