94 lines
3.3 KiB
Java
94 lines
3.3 KiB
Java
/*
|
|
|
|
Copyright "2022" Dmitry Isaenko
|
|
|
|
This file is part of Tihwin.
|
|
|
|
Tihwin 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.
|
|
|
|
Tihwin 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 Tihwin. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
package tihwin.ul;
|
|
|
|
import java.io.BufferedOutputStream;
|
|
import java.io.File;
|
|
import java.nio.file.*;
|
|
import java.util.List;
|
|
|
|
public class UlServiceTools {
|
|
public static boolean verifyChunksCount(String ulCfgLocation, UlConfiguration configuration){
|
|
int declaredChunksCount = configuration.getChunksCount();
|
|
|
|
File[] files = collectChunks(ulCfgLocation, configuration);
|
|
int realChunkCount = 0;
|
|
|
|
for (File chunkFile : files) {
|
|
if (chunkFile.exists())
|
|
realChunkCount++;
|
|
}
|
|
|
|
return declaredChunksCount == realChunkCount;
|
|
}
|
|
|
|
private static File[] collectChunks(String ulCfgLocation, UlConfiguration configuration){
|
|
String pattern = makePattern(ulCfgLocation, configuration);
|
|
|
|
int declaredChunksCount = configuration.getChunksCount();
|
|
File[] files = new File[declaredChunksCount];
|
|
|
|
for (int i = 0; i < declaredChunksCount; i++) {
|
|
File chunkFile = new File(String.format(pattern, i));
|
|
files[i] = chunkFile;
|
|
}
|
|
|
|
return files;
|
|
}
|
|
|
|
private static String makePattern(String ulCfgLocation, UlConfiguration configuration){
|
|
return ulCfgLocation +
|
|
File.separator +
|
|
String.format("ul.%s.%s.", configuration.getCrc32(), configuration.getPublisherTitle()) +
|
|
"%02d";
|
|
}
|
|
|
|
public static void renameChunks(String ulCfgLocation,
|
|
UlConfiguration oldConfiguration,
|
|
UlConfiguration newConfiguration) throws Exception{
|
|
String pattern = makePattern(ulCfgLocation, newConfiguration);
|
|
|
|
File[] files = collectChunks(ulCfgLocation, oldConfiguration);
|
|
for (int i = 0; i < files.length; i++){
|
|
String fileName = String.format(pattern, i);
|
|
Files.move(files[i].toPath(), Paths.get(fileName), StandardCopyOption.REPLACE_EXISTING);
|
|
}
|
|
}
|
|
|
|
public static void removeChunks(String ulCfgLocation, UlConfiguration configuration) throws Exception{
|
|
File[] files = collectChunks(ulCfgLocation, configuration);
|
|
|
|
for (File file : files) {
|
|
Files.deleteIfExists(file.toPath());
|
|
}
|
|
}
|
|
|
|
public static void writeUlCfgFile(String ulCfgLocation, List<UlConfiguration> fileContent) throws Exception{
|
|
String ulCfg = ulCfgLocation + File.separator + "ul.cfg";
|
|
|
|
try (BufferedOutputStream stream = new BufferedOutputStream(Files.newOutputStream(Paths.get(ulCfg)))){
|
|
for (UlConfiguration configuration: fileContent){
|
|
stream.write(configuration.generateUlConfig());
|
|
}
|
|
}
|
|
}
|
|
}
|