/*
* JBoss, Home of Professional Open Source.
* Copyright 2014, 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 java.util.EnumSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import org.jboss.as.clustering.controller.Attribute;
import org.jboss.as.clustering.controller.Operations;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.operations.common.Util;
import org.jboss.as.controller.parsing.ParseUtils;
import org.jboss.dmr.ModelNode;
import org.jboss.staxmapper.XMLElementReader;
import org.jboss.staxmapper.XMLExtendedStreamReader;
/**
* XML reader for the JGroups subsystem.
* @author Paul Ferraro
*/
@SuppressWarnings({ "deprecation", "static-method" })
public class JGroupsSubsystemXMLReader implements XMLElementReader<List<ModelNode>> {
private final JGroupsSchema schema;
JGroupsSubsystemXMLReader(JGroupsSchema schema) {
this.schema = schema;
}
@Override
public void readElement(XMLExtendedStreamReader reader, List<ModelNode> result) throws XMLStreamException {
Map<PathAddress, ModelNode> operations = new LinkedHashMap<>();
PathAddress address = PathAddress.pathAddress(JGroupsSubsystemResourceDefinition.PATH);
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
if (!this.schema.since(JGroupsSchema.VERSION_3_0)) {
String defaultStack = require(reader, XMLAttribute.DEFAULT_STACK);
setAttribute(reader, defaultStack, operation, JGroupsSubsystemResourceDefinition.Attribute.DEFAULT_STACK);
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case CHANNELS: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseChannels(reader, address, operations);
break;
}
}
case STACKS: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseStacks(reader, address, operations);
break;
}
}
case STACK: {
if (!this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseStack(reader, address, operations);
break;
}
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
// Version prior to 4_0 schema did not require stack being defined,
// thus iterate over channel add operations and set the stack explicitly.
if (!this.schema.since(JGroupsSchema.VERSION_4_0)) {
ModelNode defaultStack = operation.get(JGroupsSubsystemResourceDefinition.Attribute.DEFAULT_STACK.getName());
for (Map.Entry<PathAddress, ModelNode> entry : operations.entrySet()) {
PathAddress opAddr = entry.getKey();
if (opAddr.getLastElement().getKey().equals(ChannelResourceDefinition.WILDCARD_PATH.getKey())) {
ModelNode op = entry.getValue();
if (!op.hasDefined(ChannelResourceDefinition.Attribute.STACK.getName())) {
op.get(ChannelResourceDefinition.Attribute.STACK.getName()).set(defaultStack);
}
}
}
}
result.addAll(operations.values());
}
private void parseChannels(XMLExtendedStreamReader reader, PathAddress address, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
ModelNode operation = operations.get(address);
for (int i = 0; i < reader.getAttributeCount(); i++) {
ParseUtils.requireNoNamespaceAttribute(reader, i);
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case DEFAULT: {
readAttribute(reader, i, operation, JGroupsSubsystemResourceDefinition.Attribute.DEFAULT_CHANNEL);
break;
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case CHANNEL: {
this.parseChannel(reader, address, operations);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
}
private void parseChannel(XMLExtendedStreamReader reader, PathAddress subsystemAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String name = require(reader, XMLAttribute.NAME);
PathAddress address = subsystemAddress.append(ChannelResourceDefinition.pathElement(name));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
ParseUtils.requireNoNamespaceAttribute(reader, i);
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case NAME: {
// Already parsed
break;
}
case STACK: {
readAttribute(reader, i, operation, ChannelResourceDefinition.Attribute.STACK);
break;
}
case MODULE: {
readAttribute(reader, i, operation, ChannelResourceDefinition.Attribute.MODULE);
break;
}
case CLUSTER: {
if (this.schema.since(JGroupsSchema.VERSION_4_0)) {
readAttribute(reader, i, operation, ChannelResourceDefinition.Attribute.CLUSTER);
break;
}
}
case STATISTICS_ENABLED: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
readAttribute(reader, i, operation, ChannelResourceDefinition.Attribute.STATISTICS_ENABLED);
break;
}
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case FORK: {
this.parseFork(reader, address, operations);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
}
private void parseFork(XMLExtendedStreamReader reader, PathAddress channelAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String name = require(reader, XMLAttribute.NAME);
PathAddress address = channelAddress.append(ForkResourceDefinition.pathElement(name));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
ParseUtils.requireNoNamespaceAttribute(reader, i);
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case NAME: {
// Already parsed
break;
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case PROTOCOL: {
this.parseProtocol(reader, address, operations);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
}
private void parseStacks(XMLExtendedStreamReader reader, PathAddress address, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
ModelNode operation = operations.get(address);
for (int i = 0; i < reader.getAttributeCount(); i++) {
ParseUtils.requireNoNamespaceAttribute(reader, i);
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case DEFAULT: {
readAttribute(reader, i, operation, JGroupsSubsystemResourceDefinition.Attribute.DEFAULT_STACK);
break;
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case STACK: {
this.parseStack(reader, address, operations);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
}
private void parseStack(XMLExtendedStreamReader reader, PathAddress subsystemAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String name = require(reader, XMLAttribute.NAME);
PathAddress address = subsystemAddress.append(StackResourceDefinition.pathElement(name));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
ParseUtils.requireNoNamespaceAttribute(reader, i);
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case NAME: {
// Already parsed
break;
}
case STATISTICS_ENABLED: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
readAttribute(reader, i, operation, StackResourceDefinition.Attribute.STATISTICS_ENABLED);
break;
}
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case TRANSPORT: {
this.parseTransport(reader, address, operations);
break;
}
case PROTOCOL: {
this.parseProtocol(reader, address, operations);
break;
}
case RELAY: {
if (this.schema.since(JGroupsSchema.VERSION_2_0)) {
this.parseRelay(reader, address, operations);
break;
}
}
case SOCKET_PROTOCOL: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
this.parseSocketProtocol(reader, address, operations);
break;
}
}
case JDBC_PROTOCOL: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
this.parseJDBCProtocol(reader, address, operations);
break;
}
}
case ENCRYPT_PROTOCOL: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
this.parseEncryptProtocol(reader, address, operations);
break;
}
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
}
private void parseTransport(XMLExtendedStreamReader reader, PathAddress stackAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String type = require(reader, XMLAttribute.TYPE);
PathAddress address = stackAddress.append(TransportResourceDefinition.pathElement(type));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case SHARED: {
readAttribute(reader, i, operation, TransportResourceDefinition.Attribute.SHARED);
break;
}
case SOCKET_BINDING: {
readAttribute(reader, i, operation, TransportResourceDefinition.Attribute.SOCKET_BINDING);
break;
}
case DIAGNOSTICS_SOCKET_BINDING: {
readAttribute(reader, i, operation, TransportResourceDefinition.Attribute.DIAGNOSTICS_SOCKET_BINDING);
break;
}
case DEFAULT_EXECUTOR: {
readAttribute(reader, i, operation, TransportResourceDefinition.ThreadingAttribute.DEFAULT_EXECUTOR);
break;
}
case OOB_EXECUTOR: {
readAttribute(reader, i, operation, TransportResourceDefinition.ThreadingAttribute.OOB_EXECUTOR);
break;
}
case TIMER_EXECUTOR: {
readAttribute(reader, i, operation, TransportResourceDefinition.ThreadingAttribute.TIMER_EXECUTOR);
break;
}
case THREAD_FACTORY: {
readAttribute(reader, i, operation, TransportResourceDefinition.ThreadingAttribute.THREAD_FACTORY);
break;
}
case SITE: {
if (this.schema.since(JGroupsSchema.VERSION_1_1)) {
readAttribute(reader, i, operation, TransportResourceDefinition.Attribute.SITE);
break;
}
}
case RACK: {
if (this.schema.since(JGroupsSchema.VERSION_1_1)) {
readAttribute(reader, i, operation, TransportResourceDefinition.Attribute.RACK);
break;
}
}
case MACHINE: {
if (this.schema.since(JGroupsSchema.VERSION_1_1)) {
readAttribute(reader, i, operation, TransportResourceDefinition.Attribute.MACHINE);
break;
}
}
default: {
this.parseProtocolAttribute(reader, i, operation);
}
}
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case DEFAULT_THREAD_POOL: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseThreadPool(ThreadPoolResourceDefinition.DEFAULT, reader, address, operations);
break;
}
}
case INTERNAL_THREAD_POOL: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseThreadPool(ThreadPoolResourceDefinition.INTERNAL, reader, address, operations);
break;
}
}
case OOB_THREAD_POOL: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseThreadPool(ThreadPoolResourceDefinition.OOB, reader, address, operations);
break;
}
}
case TIMER_THREAD_POOL: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
this.parseThreadPool(ThreadPoolResourceDefinition.TIMER, reader, address, operations);
break;
}
}
default: {
this.parseProtocolElement(reader, address, operations);
}
}
}
}
private void parseSocketProtocol(XMLExtendedStreamReader reader, PathAddress stackAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String type = require(reader, XMLAttribute.TYPE);
PathAddress address = stackAddress.append(ProtocolResourceDefinition.pathElement(type));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
this.parseSocketProtocolAttribute(reader, i, operation);
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
this.parseProtocolElement(reader, address, operations);
}
}
private void parseJDBCProtocol(XMLExtendedStreamReader reader, PathAddress stackAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String type = require(reader, XMLAttribute.TYPE);
PathAddress address = stackAddress.append(ProtocolResourceDefinition.pathElement(type));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
this.parseJDBCProtocolAttribute(reader, i, operation);
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
this.parseProtocolElement(reader, address, operations);
}
}
private void parseEncryptProtocol(XMLExtendedStreamReader reader, PathAddress stackAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String type = require(reader, XMLAttribute.TYPE);
PathAddress address = stackAddress.append(ProtocolResourceDefinition.pathElement(type));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
this.parseEncryptProtocolAttribute(reader, i, operation);
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
this.parseEncryptProtocolElement(reader, address, operations);
}
}
private void parseProtocol(XMLExtendedStreamReader reader, PathAddress stackAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String type = require(reader, XMLAttribute.TYPE);
PathAddress address = stackAddress.append(ProtocolResourceDefinition.pathElement(type));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
this.parseProtocolAttribute(reader, i, operation);
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
this.parseProtocolElement(reader, address, operations);
}
}
private void parseSocketProtocolAttribute(XMLExtendedStreamReader reader, int index, ModelNode operation) throws XMLStreamException {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(index));
switch (attribute) {
case SOCKET_BINDING: {
readAttribute(reader, index, operation, SocketBindingProtocolResourceDefinition.Attribute.SOCKET_BINDING);
break;
}
default: {
parseProtocolAttribute(reader, index, operation);
}
}
}
private void parseJDBCProtocolAttribute(XMLExtendedStreamReader reader, int index, ModelNode operation) throws XMLStreamException {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(index));
switch (attribute) {
case DATA_SOURCE: {
readAttribute(reader, index, operation, JDBCProtocolResourceDefinition.Attribute.DATA_SOURCE);
break;
}
default: {
parseProtocolAttribute(reader, index, operation);
}
}
}
private void parseEncryptProtocolAttribute(XMLExtendedStreamReader reader, int index, ModelNode operation) throws XMLStreamException {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(index));
switch (attribute) {
case KEY_ALIAS: {
readAttribute(reader, index, operation, EncryptProtocolResourceDefinition.Attribute.KEY_ALIAS);
break;
}
case KEY_STORE: {
readAttribute(reader, index, operation, EncryptProtocolResourceDefinition.Attribute.KEY_STORE);
break;
}
default: {
parseProtocolAttribute(reader, index, operation);
}
}
}
private void parseProtocolAttribute(XMLExtendedStreamReader reader, int index, ModelNode operation) throws XMLStreamException {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(index));
switch (attribute) {
case TYPE: {
// Already parsed
break;
}
case SOCKET_BINDING: {
boolean socketProtocol = ProtocolRegistration.ProtocolType.MULTICAST_SOCKET.contains(Operations.getPathAddress(operation).getLastElement().getValue());
readAttribute(reader, index, operation, socketProtocol ? SocketBindingProtocolResourceDefinition.Attribute.SOCKET_BINDING : ProtocolResourceDefinition.DeprecatedAttribute.SOCKET_BINDING);
break;
}
case DATA_SOURCE: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
throw ParseUtils.unexpectedAttribute(reader, index);
}
readAttribute(reader, index, operation, JDBCProtocolResourceDefinition.Attribute.DATA_SOURCE);
break;
}
case MODULE: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
readAttribute(reader, index, operation, AbstractProtocolResourceDefinition.Attribute.MODULE);
break;
}
}
case STATISTICS_ENABLED: {
if (this.schema.since(JGroupsSchema.VERSION_4_1)) {
readAttribute(reader, index, operation, AbstractProtocolResourceDefinition.Attribute.STATISTICS_ENABLED);
break;
}
}
default: {
throw ParseUtils.unexpectedAttribute(reader, index);
}
}
}
private void parseEncryptProtocolElement(XMLExtendedStreamReader reader, PathAddress address, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
ModelNode operation = operations.get(address);
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case CREDENTIAL_REFERENCE: {
readElement(reader, operation, EncryptProtocolResourceDefinition.Attribute.CREDENTIAL);
break;
}
default: {
parseProtocolElement(reader, address, operations);
}
}
}
private void parseProtocolElement(XMLExtendedStreamReader reader, PathAddress address, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case PROPERTY: {
this.parseProperty(reader, address, operations);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
private void parseProperty(XMLExtendedStreamReader reader, PathAddress address, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
ModelNode operation = operations.get(address);
ParseUtils.requireSingleAttribute(reader, XMLAttribute.NAME.getLocalName());
readAttribute(reader, 0, operation, AbstractProtocolResourceDefinition.Attribute.PROPERTIES);
}
private void parseThreadPool(ThreadPoolResourceDefinition pool, XMLExtendedStreamReader reader, PathAddress parentAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
PathAddress address = parentAddress.append(pool.getPathElement());
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case MIN_THREADS:
readAttribute(reader, i, operation, pool.getMinThreads());
break;
case MAX_THREADS:
readAttribute(reader, i, operation, pool.getMaxThreads());
break;
case QUEUE_LENGTH:
readAttribute(reader, i, operation, pool.getQueueLength());
break;
case KEEPALIVE_TIME:
readAttribute(reader, i, operation, pool.getKeepAliveTime());
break;
default:
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
ParseUtils.requireNoContent(reader);
}
private void parseRelay(XMLExtendedStreamReader reader, PathAddress stackAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
PathAddress address = stackAddress.append(RelayResourceDefinition.PATH);
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
for (int i = 0; i < reader.getAttributeCount(); i++) {
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case SITE: {
readAttribute(reader, i, operation, RelayResourceDefinition.Attribute.SITE);
break;
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
if (!operation.hasDefined(RelayResourceDefinition.Attribute.SITE.getName())) {
throw ParseUtils.missingRequired(reader, EnumSet.of(XMLAttribute.SITE));
}
while (reader.hasNext() && (reader.nextTag() != XMLStreamConstants.END_ELEMENT)) {
XMLElement element = XMLElement.forName(reader.getLocalName());
switch (element) {
case REMOTE_SITE: {
this.parseRemoteSite(reader, address, operations);
break;
}
case PROPERTY: {
this.parseProperty(reader, address, operations);
break;
}
default: {
throw ParseUtils.unexpectedElement(reader);
}
}
}
}
private void parseRemoteSite(XMLExtendedStreamReader reader, PathAddress relayAddress, Map<PathAddress, ModelNode> operations) throws XMLStreamException {
String site = require(reader, XMLAttribute.NAME);
PathAddress address = relayAddress.append(RemoteSiteResourceDefinition.pathElement(site));
ModelNode operation = Util.createAddOperation(address);
operations.put(address, operation);
String cluster = null;
for (int i = 0; i < reader.getAttributeCount(); i++) {
String value = reader.getAttributeValue(i);
XMLAttribute attribute = XMLAttribute.forName(reader.getAttributeLocalName(i));
switch (attribute) {
case NAME: {
// Already parsed
break;
}
case STACK: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
throw ParseUtils.unexpectedAttribute(reader, i);
}
readAttribute(reader, i, operation, RemoteSiteResourceDefinition.DeprecatedAttribute.STACK);
break;
}
case CLUSTER: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
throw ParseUtils.unexpectedAttribute(reader, i);
}
cluster = value;
break;
}
case CHANNEL: {
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
readAttribute(reader, i, operation, RemoteSiteResourceDefinition.Attribute.CHANNEL);
// We need to populate the deprecated STACK attribute so that we have enough context for transforming the add operation
PathAddress subsystemAddress = PathAddress.pathAddress(JGroupsSubsystemResourceDefinition.PATH);
PathAddress channelAddress = subsystemAddress.append(ChannelResourceDefinition.pathElement(value));
ModelNode channelOperation = operations.get(channelAddress);
if (channelOperation != null) {
String stack;
if (channelOperation.hasDefined(ChannelResourceDefinition.Attribute.STACK.getName())) {
stack = channelOperation.get(ChannelResourceDefinition.Attribute.STACK.getName()).asString();
} else {
stack = operations.get(subsystemAddress).get(JGroupsSubsystemResourceDefinition.Attribute.DEFAULT_STACK.getName()).asString();
}
setAttribute(reader, stack, operation, RemoteSiteResourceDefinition.DeprecatedAttribute.STACK);
}
break;
}
}
default: {
throw ParseUtils.unexpectedAttribute(reader, i);
}
}
}
if (this.schema.since(JGroupsSchema.VERSION_3_0)) {
if (!operation.hasDefined(RemoteSiteResourceDefinition.Attribute.CHANNEL.getName())) {
throw ParseUtils.missingRequired(reader, EnumSet.of(XMLAttribute.CHANNEL));
}
} else {
if (!operation.hasDefined(RemoteSiteResourceDefinition.DeprecatedAttribute.STACK.getName())) {
throw ParseUtils.missingRequired(reader, EnumSet.of(XMLAttribute.STACK));
}
String channel = (cluster != null) ? cluster : site;
setAttribute(reader, channel, operation, RemoteSiteResourceDefinition.Attribute.CHANNEL);
// We need to create a corresponding channel add operation
PathAddress subsystemAddress = PathAddress.pathAddress(JGroupsSubsystemResourceDefinition.PATH);
PathAddress channelAddress = subsystemAddress.append(ChannelResourceDefinition.pathElement(channel));
ModelNode channelOperation = Util.createAddOperation(channelAddress);
String stack = operation.get(RemoteSiteResourceDefinition.DeprecatedAttribute.STACK.getName()).asString();
setAttribute(reader, stack, channelOperation, ChannelResourceDefinition.Attribute.STACK);
operations.put(channelAddress, channelOperation);
}
ParseUtils.requireNoContent(reader);
}
private static String require(XMLExtendedStreamReader reader, XMLAttribute attribute) throws XMLStreamException {
String value = reader.getAttributeValue(null, attribute.getLocalName());
if (value == null) {
throw ParseUtils.missingRequired(reader, attribute.getLocalName());
}
return value;
}
private static void readAttribute(XMLExtendedStreamReader reader, int index, ModelNode operation, Attribute attribute) throws XMLStreamException {
setAttribute(reader, reader.getAttributeValue(index), operation, attribute);
}
private static void setAttribute(XMLExtendedStreamReader reader, String value, ModelNode operation, Attribute attribute) throws XMLStreamException {
attribute.getDefinition().getParser().parseAndSetParameter(attribute.getDefinition(), value, operation, reader);
}
private static void readElement(XMLExtendedStreamReader reader, ModelNode operation, Attribute attribute) throws XMLStreamException {
attribute.getDefinition().getParser().parseElement(attribute.getDefinition(), reader, operation);
}
}