/*
 * 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.jaxr.extension;

import org.jboss.as.controller.AbstractWriteAttributeHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.SimpleAttributeDefinition;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.jaxr.JAXRConfiguration;
import org.jboss.as.jaxr.ModelConstants;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;

/**
 * Handles write-attribute operation for a JAXR property resource.
 *
 * @author Kurt Stam
 * @since 25-Oct-2011
 */
public class JAXRPropertyWrite extends AbstractWriteAttributeHandler<Void> {

    static final SimpleAttributeDefinition VALUE = new SimpleAttributeDefinitionBuilder(ModelDescriptionConstants.VALUE, ModelType.STRING, false)
            .setAllowExpression(true).build();

    private final JAXRConfiguration config;

    public JAXRPropertyWrite(JAXRConfiguration config) {
        super(VALUE);
        this.config = config;
    }

    @Override
    protected boolean applyUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode resolvedValue, ModelNode currentValue, HandbackHolder handbackHolder) throws OperationFailedException {
        final String propName = PathAddress.pathAddress(operation.require(ModelDescriptionConstants.OP_ADDR)).getLastElement().getValue();
        String propValue = resolvedValue.asString();
        applyUpdateToConfig(config, propName, propValue);
        return false;
    }

    @Override
    protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode valueToRestore, ModelNode valueToRevert, Void handback) throws OperationFailedException {
        final String propName = PathAddress.pathAddress(operation.require(ModelDescriptionConstants.OP_ADDR)).getLastElement().getValue();
        String propValue = valueToRestore.asString();
        applyUpdateToConfig(config, propName, propValue);
    }

    public static void applyUpdateToConfig(JAXRConfiguration config, String propName, String propValue) {
        config.applyUpdateToConfig(propName, propValue);
    }

}
