ZipTask.java

/**
 * This file is part of Waarp Project.
 * 
 * Copyright 2009, Frederic Bregier, and individual contributors by the @author tags. See the
 * COPYRIGHT.txt in the distribution for a full listing of individual contributors.
 * 
 * All Waarp Project is free software: you can redistribute it and/or modify it under the terms of
 * the GNU General Public License as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 * 
 * Waarp 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 General
 * Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with Waarp . If not, see
 * <http://www.gnu.org/licenses/>.
 */
package org.waarp.openr66.context.task;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.waarp.common.logging.WaarpLogger;
import org.waarp.common.logging.WaarpLoggerFactory;
import org.waarp.common.tar.ZipUtility;
import org.waarp.openr66.context.R66Session;
import org.waarp.openr66.protocol.exception.OpenR66ProtocolSystemException;

/**
 * TAR task
 * 
 * @author Frederic Bregier
 * 
 */
public class ZipTask extends AbstractTask {
    /**
     * Internal Logger
     */
    private static final WaarpLogger logger = WaarpLoggerFactory
            .getLogger(ZipTask.class);

    /**
     * @param argRule
     * @param delay
     * @param argTransfer
     * @param session
     */
    public ZipTask(String argRule, int delay, String argTransfer,
            R66Session session) {
        super(TaskType.ZIP, delay, argRule, argTransfer, session);
    }

    @Override
    public void run() {
        logger.info("ZIP with " + argRule + ":" + argTransfer + ":" + delay + " and {}",
                session);
        String finalname = argRule;
        finalname = getReplacedValue(finalname, argTransfer.split(" "));
        boolean zip = false;
        switch (delay) {
            case 2: {
                // directory: zip finalname where finalname="target directory"
                String[] args = finalname.split(" ");
                zip = ZipUtility.createZipFromDirectory(args[1], args[0], true);
                break;
            }
            case 3: {
                // list of files: zip finalname where finalname="target file1 file2..."
                String[] args = finalname.split(" ");
                List<File> files = new ArrayList<File>(args.length - 1);
                for (int i = 1; i < args.length; i++) {
                    files.add(new File(args[i]));
                }
                zip = ZipUtility.createZipFromFiles(files, args[0]);
                break;
            }
            default: {
                // unzip
                // directory: unzip finalname where finalname="source directory"
                String[] args = finalname.split(" ");
                File zipFile = new File(args[0]);
                File directory = new File(args[1]);
                try {
                    ZipUtility.unZip(zipFile, directory);
                    zip = true;
                } catch (IOException e) {
                    logger.warn("Error while unzip", e);
                    zip = false;
                }
                break;
            }
        }
        if (!zip) {
            logger.error("Zip error with " + argRule + ":" + argTransfer + ":" + delay + " and " +
                    session);
            futureCompletion.setFailure(new OpenR66ProtocolSystemException("Zip error"));
            return;
        }
        futureCompletion.setSuccess();
    }

}