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/*
* This file is part of fabric-loom, licensed under the MIT License (MIT).
*
* Copyright (c) 2016, 2017, 2018 FabricMC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package net.fabricmc.loom.util.srg;
import java.io.IOException;
import java.net.URI;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import com.google.common.collect.ImmutableMap;
import net.fabricmc.loom.util.function.CollectionUtil;
import net.fabricmc.mapping.tree.TinyTree;
import org.apache.commons.lang3.StringUtils;
import org.gradle.api.logging.Logger;
/**
* Remaps AT classes from SRG to Yarn.
*
* @author Juuz
*/
public final class AtRemapper {
public static void remap(Logger logger, Path jar, TinyTree mappings) throws IOException {
try (FileSystem fs = FileSystems.newFileSystem(URI.create("jar:" + jar.toUri()), ImmutableMap.of("create", false))) {
Path atPath = fs.getPath("META-INF", "accesstransformer.cfg");
if (Files.exists(atPath)) {
List<String> lines = Files.readAllLines(atPath);
List<String> output = new ArrayList<>(lines.size());
for (int i = 0; i < lines.size(); i++) {
String line = lines.get(i).trim();
if (line.startsWith("#") || StringUtils.isBlank(line)) {
output.add(i, line);
continue;
}
String[] parts = line.split(" ");
if (parts.length < 2) {
logger.warn("Invalid AT Line: " + line);
output.add(i, line);
continue;
}
String name = parts[1].replace('.', '/');
parts[1] = CollectionUtil.find(
mappings.getClasses(),
def -> def.getName("srg").equals(name)
).map(def -> def.getName("named")).orElse(name).replace('/', '.');
output.add(i, String.join(" ", parts));
}
if (!lines.equals(output)) {
Files.delete(atPath);
Files.write(atPath, output);
}
}
}
}
}
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