/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, 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;
import static org.jboss.as.messaging.CommonAttributes.NODE_ID;
import static org.jboss.as.messaging.CommonAttributes.TOPOLOGY;
import java.util.EnumSet;
import java.util.Locale;
import java.util.Map;
import org.hornetq.api.core.management.ClusterConnectionControl;
import org.hornetq.api.core.management.ResourceNames;
import org.hornetq.core.server.HornetQServer;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.descriptions.DescriptionProvider;
import org.jboss.as.controller.registry.AttributeAccess;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.as.controller.registry.OperationEntry;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
/**
* Handler for runtime operations that interact with a HornetQ {@link org.hornetq.api.core.management.ClusterConnectionControl}.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class ClusterConnectionControlHandler extends AbstractHornetQComponentControlHandler<ClusterConnectionControl> {
public static final ClusterConnectionControlHandler INSTANCE = new ClusterConnectionControlHandler();
// we keep the operation for backwards compatibility but it duplicates the "static-connectors" writable attribute
@Deprecated
public static final String GET_STATIC_CONNECTORS_AS_JSON = "get-static-connectors-as-json";
public static final String GET_NODES = "get-nodes";
private ClusterConnectionControlHandler() {
}
@Override
public void register(ManagementResourceRegistration registry) {
super.register(registry);
registry.registerReadOnlyAttribute(NODE_ID, this, AttributeAccess.Storage.RUNTIME);
registry.registerReadOnlyAttribute(TOPOLOGY, this, AttributeAccess.Storage.RUNTIME);
final EnumSet<OperationEntry.Flag> flags = EnumSet.of(OperationEntry.Flag.READ_ONLY, OperationEntry.Flag.RUNTIME_ONLY);
registry.registerOperationHandler(GET_STATIC_CONNECTORS_AS_JSON, this, new DescriptionProvider() {
@Override
public ModelNode getModelDescription(Locale locale) {
return MessagingDescriptions.getNoArgSimpleReplyOperation(locale, GET_STATIC_CONNECTORS_AS_JSON,
CommonAttributes.CLUSTER_CONNECTION, ModelType.STRING, false);
}
}, flags);
registry.registerOperationHandler(GET_NODES, this, new DescriptionProvider() {
@Override
public ModelNode getModelDescription(Locale locale) {
return MessagingDescriptions.getGetNodes(locale);
}
}, flags);
}
@Override
protected ClusterConnectionControl getHornetQComponentControl(HornetQServer hqServer, PathAddress address) {
final String resourceName = address.getLastElement().getValue();
return ClusterConnectionControl.class.cast(hqServer.getManagementService().getResource(ResourceNames.CORE_CLUSTER_CONNECTION + resourceName));
}
@Override
protected String getDescriptionPrefix() {
return CommonAttributes.CLUSTER_CONNECTION;
}
@Override
protected void handleReadAttribute(String attributeName, OperationContext context, ModelNode operation) throws OperationFailedException {
if (NODE_ID.equals(attributeName)) {
ClusterConnectionControl control = getHornetQComponentControl(context, operation, false);
context.getResult().set(control.getNodeID());
} else if (TOPOLOGY.equals(attributeName)) {
ClusterConnectionControl control = getHornetQComponentControl(context, operation, false);
context.getResult().set(control.getTopology());
} else {
unsupportedAttribute(attributeName);
}
}
@Override
protected Object handleOperation(String operationName, OperationContext context, ModelNode operation) throws OperationFailedException {
if (GET_STATIC_CONNECTORS_AS_JSON.equals(operationName)) {
ClusterConnectionControl control = getHornetQComponentControl(context, operation, false);
try {
context.getResult().set(control.getStaticConnectorsAsJSON());
} catch (Exception e) {
context.getFailureDescription().set(e.getLocalizedMessage());
}
} else if (GET_NODES.equals(operationName)) {
ClusterConnectionControl control = getHornetQComponentControl(context, operation, false);
try {
Map<String, String> nodes = control.getNodes();
final ModelNode result = context.getResult();
result.setEmptyObject();
for (Map.Entry<String, String> entry : nodes.entrySet()) {
result.get(entry.getKey()).set(entry.getValue());
}
} catch (Exception e) {
context.getFailureDescription().set(e.getLocalizedMessage());
}
} else {
unsupportedOperation(operationName);
}
return null;
}
}