ZipTask.java

/*
 * This file is part of Waarp Project (named also Waarp or GG).
 *
 *  Copyright (c) 2019, Waarp SAS, 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 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;

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

/**
 * TAR task
 */
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(final String argRule, final int delay,
                 final String argTransfer, final R66Session session) {
    super(TaskType.ZIP, delay, argRule, argTransfer, session);
  }

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

}