org.medici.bia.common.teaching.ImageConversionInvoker.java Source code

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Here is the source code for org.medici.bia.common.teaching.ImageConversionInvoker.java

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/*
 * ImageConversionInvoker.java
 *
 * Developed by The Medici Archive Project Inc. (2010-2012)
 * 
 * This file is part of DocSources.
 * 
 * DocSources 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 2 of the License, or
 * (at your option) any later version.
 * 
 * DocSources 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 this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * As a special exception, if you link this library with other files to
 * produce an executable, this library does not by itself cause the
 * resulting executable to be covered by the GNU General Public License.
 * This exception does not however invalidate any other reasons why the
 * executable file might be covered by the GNU General Public License.
 */
package org.medici.bia.common.teaching;

import org.apache.commons.lang.ArrayUtils;
import org.apache.commons.lang.SystemUtils;
import org.apache.log4j.Logger;
import org.medici.bia.common.property.ApplicationPropertyManager;

/**
 * 
 * @author Ronny Rinaldi (<a href=mailto:rinaldi.ronny@gmail.com>rinaldi.ronny@gmail.com</a>)
 *
 */
public class ImageConversionInvoker {

    public static final int NOT_SUPPORTED_OS = -2;
    public static final int TASK_ERROR = -1;

    private String fileName;
    private String fileTitle;
    private Integer imageOrder;
    private Integer storagePath;
    private Logger logger;

    public ImageConversionInvoker(String fileName, String fileTitle, Integer imageOrder, Integer staragePath,
            Logger logger) {
        this.fileName = fileName;
        this.fileTitle = fileTitle;
        this.imageOrder = imageOrder;
        this.storagePath = staragePath;
        this.logger = logger;
    }

    public int fire() {
        try {
            Process process = null;

            if (SystemUtils.IS_OS_LINUX) {
                //            logger.info("IMAGE CONVERSION TASK: Linux Operating System detected...");
                //            String[] env = {"PATH=/bin:/usr/bin/"};
                //            String scriptCommand = ApplicationPropertyManager.getApplicationProperty("path.tmpdir") + 
                //                  (ApplicationPropertyManager.getApplicationProperty("path.tmpdir").endsWith("/") ? "upload_images.sh" : "/upload_images.sh");
                //            String cmd = scriptCommand + " " + fileName +  " '" + fileTitle + "' " + imageOrder + " " + storagePath;
                //            logger.info("IMAGE CONVERSION TASK: launching command [" + cmd + "]");
                //            
                //            process = rt.exec(cmd, env);
                logger.info("IMAGE CONVERSION TASK: Linux Operating System detected...");
                String[] env = { "PATH=/bin:/usr/bin/" };
                String[] commandArray = { ApplicationPropertyManager.getApplicationProperty("path.tmpdir") +
                        //(ApplicationPropertyManager.getApplicationProperty("path.tmpdir").endsWith("/") ? "upload_images.sh" : "/upload_images.sh"), fileName, "'" + fileTitle + "'", "" + imageOrder, "" + storagePath} ;
                        (ApplicationPropertyManager.getApplicationProperty("path.tmpdir").endsWith("/")
                                ? ApplicationPropertyManager.getApplicationProperty("upload.script")
                                : "/" + ApplicationPropertyManager.getApplicationProperty("upload.script")),
                        fileName, "'" + fileTitle + "'", "" + imageOrder, "" + storagePath };
                try {
                    logger.info("IMAGE CONVERSION TASK: launching command : " + ArrayUtils.toString(commandArray));
                    process = Runtime.getRuntime().exec(commandArray, env);
                } catch (Throwable th) {
                    logger.error("errore di esecuzione", th);
                }

            } else if (SystemUtils.IS_OS_WINDOWS) {
                // XXX for development environment: we suppose the 'insert_after_upload.bat' file is
                // in the 'path.tmpdir' location
                String realCommand = "\"\"" + ApplicationPropertyManager.getApplicationProperty("path.tmpdir")
                        + "insert_after_upload.bat\"" + " \"" + fileName + "\" \"" + fileTitle + "\" \""
                        + imageOrder + "\" \"" + storagePath + "\"\"";

                logger.info("IMAGE CONVERSION TASK: Windows Operating System detected...");
                String[] command = new String[3];
                command[0] = "cmd.exe";
                command[1] = "/C";
                command[2] = realCommand;

                try {
                    logger.info("IMAGE CONVERSION TASK: launching command : " + ArrayUtils.toString(command));

                    process = Runtime.getRuntime().exec(command);
                } catch (Throwable th) {
                    logger.error("errore di esecuzione", th);
                }
            } else {
                logger.error(
                        "IMAGE CONVERSION TASK: The detected Operating System is not supported...the task is aborted!");
                return NOT_SUPPORTED_OS;
            }

            ImageConversionProcessStreamLogger errorLoggerConsumer = new ImageConversionProcessStreamLogger(
                    process.getErrorStream(), logger, ImageConversionProcessStreamLogger.LogLevel.ERROR);
            ImageConversionProcessStreamLogger infoLoggerConsumer = new ImageConversionProcessStreamLogger(
                    process.getInputStream(), logger, ImageConversionProcessStreamLogger.LogLevel.INFO);

            errorLoggerConsumer.start();
            infoLoggerConsumer.start();

            return process.waitFor();
        } catch (Exception e) {
            return TASK_ERROR;
        }
    }

}