/*
* This file is part of muCommander, http://www.mucommander.com
* Copyright (C) 2002-2012 Maxence Bernard
*
* muCommander 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.
*
* muCommander 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.mucommander.job;
import java.io.IOException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.mucommander.commons.file.AbstractFile;
import com.mucommander.commons.file.FileFactory;
import com.mucommander.commons.file.util.FileSet;
import com.mucommander.ui.dialog.file.FileCollisionDialog;
import com.mucommander.ui.dialog.file.ProgressDialog;
import com.mucommander.ui.main.MainFrame;
/**
* This job copies a file or a set of files to a temporary folder and makes the temporary file(s) read-only.
* The temporary files are deleted when the JVM terminates.
*
* @author Maxence Bernard
*/
public class TempCopyJob extends CopyJob {
private static final Logger LOGGER = LoggerFactory.getLogger(TempCopyJob.class);
/**
* Creates a new <code>TempExecJob</code> that operates on a single file.
*
* @param progressDialog the ProgressDialog that monitors this job
* @param mainFrame the MainFrame this job is attached to
* @param fileToCopy the file to copy to a temporary location
*/
public TempCopyJob(ProgressDialog progressDialog, MainFrame mainFrame, AbstractFile fileToCopy) {
super(progressDialog, mainFrame, new FileSet(fileToCopy.getParent(), fileToCopy), FileFactory.getTemporaryFolder(), getTemporaryFileName(fileToCopy), COPY_MODE, FileCollisionDialog.OVERWRITE_ACTION);
}
/**
* Creates a new <code>TempExecJob</code> that operates on a single file.
*
* @param progressDialog the ProgressDialog that monitors this job
* @param mainFrame the MainFrame this job is attached to
* @param filesToCopy the file to copy to a temporary location
*/
public TempCopyJob(ProgressDialog progressDialog, MainFrame mainFrame, FileSet filesToCopy) {
super(progressDialog, mainFrame, filesToCopy, getTemporaryFolder(filesToCopy), null, COPY_MODE, FileCollisionDialog.OVERWRITE_ACTION);
}
protected static AbstractFile getTemporaryFolder(FileSet files) {
AbstractFile tempFolder;
try {
tempFolder = FileFactory.getTemporaryFile(files.getBaseFolder().getName(), true);
tempFolder.mkdir();
}
catch(IOException e) {
tempFolder = FileFactory.getTemporaryFolder();
}
return tempFolder;
}
protected static String getTemporaryFileName(AbstractFile files) {
try {
return FileFactory.getTemporaryFile(files.getName(), true).getName();
}
catch(IOException e) {
// Should never happen under normal circumstances.
LOGGER.warn("Caught exception instanciating temporary file, this should not happen!");
return files.getName();
}
}
}