Files
shattered-pixel-dungeon-web…/SPD-classes/src/main/java/com/watabou/utils/FileUtils.java

141 lines
3.6 KiB
Java

/*
* Pixel Dungeon
* Copyright (C) 2012-2015 Oleg Dolya
*
* Shattered Pixel Dungeon
* Copyright (C) 2014-2019 Evan Debenham
*
* 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 com.watabou.utils;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.files.FileHandle;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
//TODO should consider migrating away from use of File.java here. Can probably just use strings
public class FileUtils {
// Files
public static boolean fileExists( String name ){
FileHandle file = Gdx.files.local(name);
return file.exists() && !file.isDirectory();
}
public static File getFile( String name ){
return Gdx.files.local(name).file();
}
public static File getFile( File base, String name ){
File file = new File(base, name);
if (!file.exists() || !file.isDirectory()){
return file;
}
return null;
}
public static boolean deleteFile( String name ){
return Gdx.files.local(name).delete();
}
public static boolean deleteFile( File file ){
return !file.isDirectory() && file.delete();
}
// Directories
public static boolean dirExists( String name ){
FileHandle dir = Gdx.files.local( name );
return dir.exists() && dir.isDirectory();
}
//base directory
public static File getDir( String name ){
return Gdx.files.local( name ).file();
}
public static File getDir( File base, String name ){
File dir = new File(base, name);
if (!dir.exists() && dir.mkdirs()){
return dir;
} else if (dir.isDirectory()){
return dir;
}
return null;
}
public static boolean deleteDir( String name ){
return deleteDir(getDir(name));
}
public static boolean deleteDir( File dir ){
if (dir == null || !dir.isDirectory()){
return false;
}
for (File f : dir.listFiles()){
if (f.isDirectory()){
if (!deleteDir(f)) return false;
} else {
if (!deleteFile(f)) return false;
}
}
return dir.delete();
}
// bundle reading
//only works for base path
public static Bundle bundleFromFile( String fileName ) throws IOException{
return bundleFromStream(Gdx.files.local(fileName).read());
}
public static Bundle bundleFromFile( File file ) throws IOException{
return bundleFromStream(new FileInputStream(file));
}
private static Bundle bundleFromStream( InputStream input ) throws IOException{
Bundle bundle = Bundle.read( input );
input.close();
return bundle;
}
// bundle writing
//only works for base path
public static void bundleToFile( String fileName, Bundle bundle ) throws IOException{
bundleToStream( Gdx.files.local(fileName).write(false), bundle);
}
public static void bundleToFile( File file, Bundle bundle ) throws IOException{
bundleToStream( new FileOutputStream(file), bundle);
}
private static void bundleToStream( OutputStream output, Bundle bundle ) throws IOException{
Bundle.write( bundle, output );
output.close();
}
}