/*
* 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.controller.descriptions.ModelDescriptionConstants.OP;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.READ_ATTRIBUTE_OPERATION;
import static org.jboss.as.messaging.CommonAttributes.BINDING_NAMES;
import static org.jboss.as.messaging.CommonAttributes.NUMBER_OF_BYTES_PER_PAGE;
import static org.jboss.as.messaging.CommonAttributes.NUMBER_OF_PAGES;
import static org.jboss.as.messaging.CommonAttributes.QUEUE_NAMES;
import static org.jboss.as.messaging.CommonAttributes.ROLES_ATTR_NAME;
import static org.jboss.as.messaging.HornetQActivationService.ignoreOperationIfServerNotActive;
import static org.jboss.as.messaging.HornetQActivationService.rollbackOperationIfServerNotActive;
import static org.jboss.as.messaging.ManagementUtil.reportListOfStrings;
import static org.jboss.as.messaging.ManagementUtil.reportRoles;
import static org.jboss.as.messaging.ManagementUtil.reportRolesAsJSON;
import org.hornetq.api.core.management.AddressControl;
import org.hornetq.api.core.management.ResourceNames;
import org.hornetq.core.server.HornetQServer;
import org.jboss.as.controller.AbstractRuntimeOnlyHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.logging.ControllerLogger;
import org.jboss.as.messaging.logging.MessagingLogger;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
/**
* Handles operations and attribute reads supported by a HornetQ {@link org.hornetq.api.core.management.AddressControl}.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
class AddressControlHandler extends AbstractRuntimeOnlyHandler {
static final AddressControlHandler INSTANCE = new AddressControlHandler();
private AddressControlHandler() {
}
@Override
protected boolean resourceMustExist(OperationContext context, ModelNode operation) {
return false;
}
@Override
protected void executeRuntimeStep(OperationContext context, ModelNode operation) throws OperationFailedException {
if (rollbackOperationIfServerNotActive(context, operation)) {
return;
}
final String operationName = operation.require(OP).asString();
if (READ_ATTRIBUTE_OPERATION.equals(operationName)) {
handleReadAttribute(context, operation);
} else if (CoreAddressDefinition.GET_ROLES_AS_JSON.equals(operationName)) {
handleGetRolesAsJson(context, operation);
}
}
private void handleReadAttribute(OperationContext context, ModelNode operation) {
if (ignoreOperationIfServerNotActive(context, operation)) {
return;
}
final AddressControl addressControl = getAddressControl(context, operation);
if (addressControl == null) {
PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
throw ControllerLogger.ROOT_LOGGER.managementResourceNotFound(address);
}
final String name = operation.require(ModelDescriptionConstants.NAME).asString();
try {
if (ROLES_ATTR_NAME.equals(name)) {
String json = addressControl.getRolesAsJSON();
reportRoles(context, json);
} else if (QUEUE_NAMES.equals(name)) {
String[] queues = addressControl.getQueueNames();
reportListOfStrings(context, queues);
} else if (NUMBER_OF_BYTES_PER_PAGE.equals(name)) {
long l = addressControl.getNumberOfBytesPerPage();
context.getResult().set(l);
} else if (NUMBER_OF_PAGES.equals(name)) {
int i = addressControl.getNumberOfPages();
context.getResult().set(i);
} else if (BINDING_NAMES.equals(name)) {
String[] bindings = addressControl.getBindingNames();
reportListOfStrings(context, bindings);
} else {
// Bug
throw MessagingLogger.ROOT_LOGGER.unsupportedAttribute(name);
}
} catch (RuntimeException e) {
throw e;
} catch (Exception e) {
context.getFailureDescription().set(e.getLocalizedMessage());
}
context.stepCompleted();
}
private void handleGetRolesAsJson(final OperationContext context, final ModelNode operation) {
final AddressControl addressControl = getAddressControl(context, operation);
try {
String json = addressControl.getRolesAsJSON();
reportRolesAsJSON(context, json);
context.stepCompleted();
} catch (RuntimeException e) {
throw e;
} catch (Exception e) {
context.getFailureDescription().set(e.getLocalizedMessage());
}
}
private AddressControl getAddressControl(final OperationContext context, final ModelNode operation) {
final String addressName = PathAddress.pathAddress(operation.require(OP_ADDR)).getLastElement().getValue();
final ServiceName hqServiceName = MessagingServices.getHornetQServiceName(PathAddress.pathAddress(operation.get(ModelDescriptionConstants.OP_ADDR)));
ServiceController<?> hqService = context.getServiceRegistry(false).getService(hqServiceName);
HornetQServer hqServer = HornetQServer.class.cast(hqService.getValue());
return AddressControl.class.cast(hqServer.getManagementService().getResource(ResourceNames.CORE_ADDRESS + addressName));
}
}