/*
* Syncany, www.syncany.org
* Copyright (C) 2011-2015 Philipp C. Heckel <philipp.heckel@gmail.com>
*
* This program 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.
*
* This program 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 org.syncany.operations.down.actions;
import org.syncany.config.Config;
import org.syncany.database.FileVersion;
import org.syncany.database.FileVersionComparator.FileChange;
import org.syncany.database.FileVersionComparator.FileVersionComparison;
import org.syncany.database.MemoryDatabase;
import org.syncany.util.CollectionUtil;
public class NewSymlinkFileSystemAction extends FileSystemAction {
public NewSymlinkFileSystemAction(Config config, FileVersion newFileVersion, MemoryDatabase winningDatabase) {
super(config, winningDatabase, null, newFileVersion);
}
@Override
public FileSystemActionResult execute() throws Exception {
if (fileExists(fileVersion2)) {
FileVersionComparison fileComparison = fileChanges(fileVersion2);
if (fileComparison.areEqual()) {
// Nothing to do.
}
else if (CollectionUtil.containsOnly(fileComparison.getFileChanges(), FileChange.CHANGED_LINK_TARGET)) {
deleteFile(fileVersion2);
createSymlink(fileVersion2);
}
else {
moveToConflictFile(fileVersion2);
createSymlink(fileVersion2);
}
}
else {
createSymlink(fileVersion2);
}
return new FileSystemActionResult();
}
@Override
public String toString() {
return "NewSymlinkFileSystemAction [file1=" + fileVersion1 + ", file2=" + fileVersion2 + "]";
}
}