org.jboss.tools.project.examples.internal.offline.ExtractScriptJob.java Source code

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Here is the source code for org.jboss.tools.project.examples.internal.offline.ExtractScriptJob.java

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/*************************************************************************************
 * Copyright (c) 2013-2014 Red Hat, Inc. and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     JBoss by Red Hat - Initial implementation.
 ************************************************************************************/
package org.jboss.tools.project.examples.internal.offline;

import java.io.File;
import java.net.URL;

import org.apache.commons.io.FileUtils;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.ISchedulingRule;
import org.eclipse.core.runtime.jobs.Job;
import org.jboss.tools.project.examples.internal.ProjectExamplesActivator;
import org.jboss.tools.project.examples.offline.OfflineUtil;

/**
 * Extracts the embedded go_offline.groovy script to the workspace plugin state location.
 * 
 * @author Fred Bricon
 *
 */
public class ExtractScriptJob extends Job {

    public static class ExtractScriptJobRule implements ISchedulingRule {

        public boolean contains(ISchedulingRule rule) {
            return rule == this;
        }

        public boolean isConflicting(ISchedulingRule rule) {
            return rule == this;
        }

    }

    public ExtractScriptJob() {
        super("Extract go_offline script"); //$NON-NLS-1$
        setRule(new ExtractScriptJobRule());
    }

    @Override
    protected IStatus run(IProgressMonitor monitor) {
        File offlineScript = OfflineUtil.getGoOfflineScript();
        File grapeConfigXml = OfflineUtil.getGrapeConfigXml();
        //No need to overwrite existing script if not in dev mode
        boolean devMode = offlineScript.getName().contains(".qualifier");//$NON-NLS-1$
        URL sourceUrl = null;
        String base = "platform:/plugin/org.jboss.tools.project.examples/offline/";//$NON-NLS-1$
        if (devMode || !offlineScript.exists()) {
            try {
                URL scriptUrl = new URL(base + "go_offline.groovy"); //$NON-NLS-1$
                sourceUrl = FileLocator.resolve(scriptUrl);
                FileUtils.copyURLToFile(sourceUrl, offlineScript);
            } catch (Exception e) {
                Status error = new Status(IStatus.ERROR, ProjectExamplesActivator.PLUGIN_ID,
                        "Impossible to copy the go_offline script", e); //$NON-NLS-1$
                return error;
            }
        }
        if (devMode || !grapeConfigXml.exists()) {
            try {
                URL grapeConfigUrl = new URL(base + "jbossToolsGrapeConfig.xml"); //$NON-NLS-1$
                sourceUrl = FileLocator.resolve(grapeConfigUrl);
                FileUtils.copyURLToFile(sourceUrl, grapeConfigXml);
            } catch (Exception e) {
                Status error = new Status(IStatus.ERROR, ProjectExamplesActivator.PLUGIN_ID,
                        "Impossible to copy jbossToolsGrapeConfig.xml", e); //$NON-NLS-1$
                return error;
            }
        }
        return Status.OK_STATUS;
    }
}