/*
* 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.server.deployment.scanner;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import java.util.Locale;
import org.jboss.as.controller.BasicOperationResult;
import org.jboss.as.controller.ModelRemoveOperationHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationResult;
import org.jboss.as.controller.ResultHandler;
import org.jboss.as.controller.descriptions.DescriptionProvider;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.operations.common.Util;
import org.jboss.dmr.ModelNode;
/**
* Handles the addition of the deployment scanning subsystem.
*
* @author Emanuel Muckenhuber
*/
public class DeploymentScannerSubsystemRemove implements ModelRemoveOperationHandler, DescriptionProvider {
static final String OPERATION_NAME = ModelDescriptionConstants.REMOVE;
static final DeploymentScannerSubsystemRemove INSTANCE = new DeploymentScannerSubsystemRemove();
private DeploymentScannerSubsystemRemove() {
//
}
@Override
public OperationResult execute(OperationContext context, ModelNode operation, ResultHandler resultHandler) throws OperationFailedException {
ModelNode subsystem = context.getSubModel();
if (subsystem.hasDefined(CommonAttributes.SCANNER)
&& subsystem.get(CommonAttributes.SCANNER).asInt() > 0) {
throw new OperationFailedException(new ModelNode().set("Cannot remove subsystem while it still has scanners configured. Remove all scanners first."));
}
final ModelNode compensatingOperation = Util.getEmptyOperation(DeploymentScannerSubsystemAdd.OPERATION_NAME,
operation.get(OP_ADDR));
resultHandler.handleResultComplete();
return new BasicOperationResult(compensatingOperation);
}
@Override
public ModelNode getModelDescription(Locale locale) {
return DeploymentSubsystemDescriptions.getSubsystemRemove(locale);
}
}