/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.messaging.deployment;
import java.util.Collections;
import java.util.EnumSet;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.parsing.ParseUtils;
import org.jboss.as.messaging.Attribute;
import org.jboss.as.messaging.CommonAttributes;
import org.jboss.as.messaging.Element;
import org.jboss.dmr.ModelNode;
import org.jboss.staxmapper.XMLElementReader;
import org.jboss.staxmapper.XMLExtendedStreamReader;
import static org.jboss.as.controller.parsing.ParseUtils.readStringAttributeElement;
import static org.jboss.as.controller.parsing.ParseUtils.requireSingleAttribute;
import static org.jboss.as.controller.parsing.ParseUtils.unexpectedElement;
import static org.jboss.as.messaging.CommonAttributes.DURABLE;
import static org.jboss.as.messaging.CommonAttributes.ENTRIES;
import static org.jboss.as.messaging.CommonAttributes.SELECTOR;
import org.jboss.as.server.parsing.PropertiesValueResolver;
/**
* The messaging subsystem domain parser
*
* @author scott.stark@jboss.org
* @author Emanuel Muckenhuber
* @author <a href="mailto:andy.taylor@jboss.com">Andy Taylor</a>
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class MessagingDeploymentParser_1_0 implements XMLStreamConstants, XMLElementReader<ParseResult> {
static final MessagingDeploymentParser_1_0 INSTANCE = new MessagingDeploymentParser_1_0();
private static final EnumSet<Element> SIMPLE_ROOT_RESOURCE_ELEMENTS = EnumSet.noneOf(Element.class);
static {
for (AttributeDefinition attr : CommonAttributes.SIMPLE_ROOT_RESOURCE_ATTRIBUTES) {
SIMPLE_ROOT_RESOURCE_ELEMENTS.add(Element.forName(attr.getXmlName()));
}
}
private MessagingDeploymentParser_1_0() {
//
}
public void readElement(final XMLExtendedStreamReader reader, final ParseResult result) throws XMLStreamException {
final Namespace schemaVer = Namespace.forUri(reader.getNamespaceURI());
switch (schemaVer) {
case MESSAGING_DEPLOYMENT_1_0:
processHornetQServer(reader, result);
break;
default:
throw unexpectedElement(reader);
}
}
private void processHornetQServer(final XMLExtendedStreamReader reader, final ParseResult result) throws XMLStreamException {
while (reader.hasNext() && reader.nextTag() != END_ELEMENT) {
final Element element = Element.forName(reader.getLocalName());
switch (element) {
case HORNETQ_SERVER:
processHornetQ(reader, result);
break;
default:
throw ParseUtils.unexpectedElement(reader);
}
}
}
private void processHornetQ(final XMLExtendedStreamReader reader, final ParseResult result) throws XMLStreamException {
String hqServerName = null;
final int count = reader.getAttributeCount();
if (count > 0) {
requireSingleAttribute(reader, Attribute.NAME.getLocalName());
hqServerName = PropertiesValueResolver.replaceProperties(reader.getAttributeValue(0).trim());
}
if (hqServerName == null || hqServerName.length() == 0) {
hqServerName = "default";
}
while (reader.hasNext() && reader.nextTag() != END_ELEMENT) {
final Element element = Element.forName(reader.getLocalName());
switch (element) {
case JMS_DESTINATIONS:
processJmsDestinations(reader, result, hqServerName);
break;
default:
throw ParseUtils.unexpectedElement(reader);
}
}
}
static void processJmsDestinations(final XMLExtendedStreamReader reader, final ParseResult result, final String hqServerName) throws XMLStreamException {
while (reader.hasNext() && reader.nextTag() != END_ELEMENT) {
final Element element = Element.forName(reader.getLocalName());
switch (element) {
case JMS_QUEUE:
processJMSQueue(reader, hqServerName, result);
break;
case JMS_TOPIC:
processJMSTopic(reader, hqServerName, result);
break;
default:
throw ParseUtils.unexpectedElement(reader);
}
}
}
static void processJMSTopic(final XMLExtendedStreamReader reader, String hqServer, ParseResult result) throws XMLStreamException {
final String name = PropertiesValueResolver.replaceProperties(reader.getAttributeValue(0));
if (name == null) {
ParseUtils.missingRequired(reader, Collections.singleton("name"));
}
final ModelNode topic = new ModelNode();
while (reader.hasNext() && reader.nextTag() != END_ELEMENT) {
final Element element = Element.forName(reader.getLocalName());
switch (element) {
case ENTRY: {
final String entry = PropertiesValueResolver.replaceProperties(readStringAttributeElement(reader, CommonAttributes.NAME));
ENTRIES.parseAndAddParameterElement(entry, topic, reader);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
result.getTopics().add(new JmsDestination(topic, hqServer, name));
}
static void processJMSQueue(final XMLExtendedStreamReader reader, String hqServer, ParseResult result) throws XMLStreamException {
requireSingleAttribute(reader, CommonAttributes.NAME);
final String name = PropertiesValueResolver.replaceProperties(reader.getAttributeValue(0));
if (name == null) {
ParseUtils.missingRequired(reader, Collections.singleton("name"));
}
final ModelNode queue = new ModelNode();
while (reader.hasNext() && reader.nextTag() != END_ELEMENT) {
final Element element = Element.forName(reader.getLocalName());
switch (element) {
case ENTRY: {
final String entry = PropertiesValueResolver.replaceProperties(readStringAttributeElement(reader, CommonAttributes.NAME));
ENTRIES.parseAndAddParameterElement(entry, queue, reader);
break;
}
case SELECTOR: {
if (queue.has(SELECTOR.getName())) {
throw ParseUtils.duplicateNamedElement(reader, Element.SELECTOR.getLocalName());
}
SELECTOR.parseAndSetParameter(PropertiesValueResolver.replaceProperties(reader.getElementText()), queue, reader);
break;
}
case DURABLE: {
if (queue.has(DURABLE.getName())) {
throw ParseUtils.duplicateNamedElement(reader, Element.DURABLE.getLocalName());
}
DURABLE.parseAndSetParameter(PropertiesValueResolver.replaceProperties(reader.getElementText()), queue, reader);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
result.getQueues().add(new JmsDestination(queue, hqServer, name));
}
}