/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.clustering.jgroups.subsystem;
import javax.xml.stream.XMLStreamException;
import org.jboss.as.controller.persistence.SubsystemMarshallingContext;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.Property;
import org.jboss.staxmapper.XMLElementWriter;
import org.jboss.staxmapper.XMLExtendedStreamWriter;
/**
* @author Paul Ferraro
* @author Richard Achmatowicz (c) 2011 Red Hat Inc.
* @author Tristan Tarrant
*/
public class JGroupsSubsystemXMLWriter implements XMLElementWriter<SubsystemMarshallingContext> {
/**
* {@inheritDoc}
* @see org.jboss.staxmapper.XMLElementWriter#writeContent(org.jboss.staxmapper.XMLExtendedStreamWriter, java.lang.Object)
*/
@Override
public void writeContent(XMLExtendedStreamWriter writer, SubsystemMarshallingContext context) throws XMLStreamException {
context.startSubsystemElement(Namespace.CURRENT.getUri(), false);
ModelNode model = context.getModelNode();
if (model.isDefined()) {
this.writeOptional(writer, Attribute.DEFAULT_STACK, model, ModelKeys.DEFAULT_STACK);
// each property represents a stack
for (Property property: model.get(ModelKeys.STACK).asPropertyList()) {
writer.writeStartElement(Element.STACK.getLocalName());
writer.writeAttribute(Attribute.NAME.getLocalName(), property.getName());
ModelNode stack = property.getValue();
// write the transport
if (stack.hasDefined(ModelKeys.TRANSPORT)) {
ModelNode transport = stack.get(ModelKeys.TRANSPORT, ModelKeys.TRANSPORT_NAME);
this.writeProtocol(writer, transport, Element.TRANSPORT);
}
// write the protocols in their correct order
if (stack.hasDefined(ModelKeys.PROTOCOL)) {
// for (Property protocol: stack.get(ModelKeys.PROTOCOL).asPropertyList()) {
for (Property protocol: ProtocolStackAdd.getOrderedProtocolPropertyList(stack)) {
this.writeProtocol(writer, protocol.getValue(), Element.PROTOCOL);
}
}
writer.writeEndElement();
}
}
writer.writeEndElement();
}
private void writeProtocol(XMLExtendedStreamWriter writer, ModelNode protocol, Element element) throws XMLStreamException {
writer.writeStartElement(element.getLocalName());
this.writeRequired(writer, Attribute.TYPE, protocol, ModelKeys.TYPE);
this.writeOptional(writer, Attribute.SHARED, protocol, ModelKeys.SHARED);
this.writeOptional(writer, Attribute.SOCKET_BINDING, protocol, ModelKeys.SOCKET_BINDING);
this.writeOptional(writer, Attribute.DIAGNOSTICS_SOCKET_BINDING, protocol, ModelKeys.DIAGNOSTICS_SOCKET_BINDING);
this.writeOptional(writer, Attribute.DEFAULT_EXECUTOR, protocol, ModelKeys.DEFAULT_EXECUTOR);
this.writeOptional(writer, Attribute.OOB_EXECUTOR, protocol, ModelKeys.OOB_EXECUTOR);
this.writeOptional(writer, Attribute.TIMER_EXECUTOR, protocol, ModelKeys.TIMER_EXECUTOR);
this.writeOptional(writer, Attribute.THREAD_FACTORY, protocol, ModelKeys.THREAD_FACTORY);
this.writeOptional(writer, Attribute.MACHINE, protocol, ModelKeys.MACHINE);
this.writeOptional(writer, Attribute.RACK, protocol, ModelKeys.RACK);
this.writeOptional(writer, Attribute.SITE, protocol, ModelKeys.SITE);
this.writeProtocolProperties(writer, protocol);
writer.writeEndElement();
}
private void writeProtocolProperties(XMLExtendedStreamWriter writer, ModelNode protocol) throws XMLStreamException {
// the format of the property elements
// "property" => {
// "relative-to" => {"value" => "fred"},
// }
if (protocol.hasDefined(ModelKeys.PROPERTY)) {
for (Property property: protocol.get(ModelKeys.PROPERTY).asPropertyList()) {
writer.writeStartElement(Element.PROPERTY.getLocalName());
writer.writeAttribute(Attribute.NAME.getLocalName(), property.getName());
Property complexValue = property.getValue().asProperty();
writer.writeCharacters(complexValue.getValue().asString());
writer.writeEndElement();
}
}
}
private void writeRequired(XMLExtendedStreamWriter writer, Attribute attribute, ModelNode model, String key) throws XMLStreamException {
writer.writeAttribute(attribute.getLocalName(), model.require(key).asString());
}
private void writeOptional(XMLExtendedStreamWriter writer, Attribute attribute, ModelNode model, String key) throws XMLStreamException {
if (model.hasDefined(key)) {
writer.writeAttribute(attribute.getLocalName(), model.get(key).asString());
}
}
}