Package org.jboss.as.connector.subsystems.datasources

Source Code of org.jboss.as.connector.subsystems.datasources.DataSourceEnable

/*
* 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.connector.subsystems.datasources;

import static org.jboss.as.connector.subsystems.datasources.Constants.JNDINAME;
import static org.jboss.as.connector.subsystems.datasources.Constants.USE_JAVA_CONTEXT;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.ENABLED;

import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.naming.deployment.ContextNames;
import org.jboss.dmr.ModelNode;
import org.jboss.jca.common.api.metadata.ds.DataSource;
import org.jboss.jca.common.api.metadata.ds.XaDataSource;
import org.jboss.logging.Logger;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistry;

/**
* Operation handler responsible for enabling an existing data-source.
*
* @author John Bailey
*/
public class DataSourceEnable implements OperationStepHandler {
    static final DataSourceEnable LOCAL_INSTANCE = new DataSourceEnable(false);
    static final DataSourceEnable XA_INSTANCE = new DataSourceEnable(true);

    private final boolean xa;

    public DataSourceEnable(boolean xa) {
        super();
        this.xa = xa;
    }

    public static final Logger log = Logger.getLogger("org.jboss.as.connector.subsystems.datasources");

    public void execute(OperationContext context, ModelNode operation) {

        final ModelNode model = context.readResourceForUpdate(PathAddress.EMPTY_ADDRESS).getModel();
        model.get(ENABLED).set(true);

        if (context.getType() == OperationContext.Type.SERVER) {
            context.addStep(new OperationStepHandler() {
                public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {

                    final String jndiName = Util.getJndiName(model);

                    final ServiceRegistry registry = context.getServiceRegistry(true);

                    if (isXa()) {
                        final ServiceName dataSourceConfigServiceName = XADataSourceConfigService.SERVICE_NAME_BASE
                                .append(jndiName);
                        final ServiceController<?> dataSourceConfigController = registry
                                .getService(dataSourceConfigServiceName);
                        if (dataSourceConfigController != null) {
                            ((XaDataSource) dataSourceConfigController.getValue()).setEnabled(true);

                        }
                    } else {
                        final ServiceName dataSourceConfigServiceName = DataSourceConfigService.SERVICE_NAME_BASE
                                .append(jndiName);
                        final ServiceController<?> dataSourceConfigController = registry
                                .getService(dataSourceConfigServiceName);
                        if (dataSourceConfigController != null) {
                            ((DataSource) dataSourceConfigController.getValue()).setEnabled(true);

                        }
                    }

                    final ServiceName dataSourceServiceName = AbstractDataSourceService.SERVICE_NAME_BASE.append(jndiName);
                    final ServiceController<?> dataSourceController = registry.getService(dataSourceServiceName);
                    if (dataSourceController != null) {
                        if (!ServiceController.State.UP.equals(dataSourceController.getState())) {
                            dataSourceController.setMode(ServiceController.Mode.ACTIVE);
                        } else {
                            throw new OperationFailedException(new ModelNode().set("Data-source service [" + jndiName + "] is already started"));
                        }
                    } else {
                        throw new OperationFailedException(new ModelNode().set("Data-source service [" + jndiName + "] is not available"));
                    }

                    final ServiceName referenceServiceName = DataSourceReferenceFactoryService.SERVICE_NAME_BASE.append(jndiName);
                    final ServiceController<?> referenceController = registry.getService(referenceServiceName);
                    if (referenceController != null && !ServiceController.State.UP.equals(referenceController.getState())) {
                        referenceController.setMode(ServiceController.Mode.ACTIVE);
                    }

                    final ServiceName binderServiceName = Util.getBinderServiceName(jndiName);
                    final ServiceController<?> binderController = registry.getService(binderServiceName);
                    if (binderController != null && !ServiceController.State.UP.equals(binderController.getState())) {
                        binderController.setMode(ServiceController.Mode.ACTIVE);
                    }
                    context.completeStep();
                }
            }, OperationContext.Stage.RUNTIME);
        }
        context.completeStep();
    }

    public static DataSourceEnable getLocalInstance() {
        return LOCAL_INSTANCE;
    }

    public boolean isXa() {
        return xa;
    }
}
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