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/*
* This file is part of fabric-loom, licensed under the MIT License (MIT).
*
* Copyright (c) 2021 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.nio.file.Files;
import java.nio.file.Path;
import org.cadixdev.lorenz.MappingSet;
import org.cadixdev.lorenz.impl.MappingSetModelFactoryImpl;
import org.cadixdev.lorenz.impl.model.InnerClassMappingImpl;
import org.cadixdev.lorenz.impl.model.TopLevelClassMappingImpl;
import org.cadixdev.lorenz.io.srg.SrgWriter;
import org.cadixdev.lorenz.model.ClassMapping;
import org.cadixdev.lorenz.model.InnerClassMapping;
import org.cadixdev.lorenz.model.TopLevelClassMapping;
import org.gradle.api.logging.Logger;
import net.fabricmc.lorenztiny.TinyMappingsReader;
import net.fabricmc.mappingio.tree.MappingTree;
public class SrgNamedWriter {
public static void writeTo(Logger logger, Path srgFile, MappingTree mappings, String from, String to) throws IOException {
Files.deleteIfExists(srgFile);
try (SrgWriter writer = new SrgWriter(Files.newBufferedWriter(srgFile))) {
try (TinyMappingsReader reader = new TinyMappingsReader(mappings, from, to)) {
writer.write(reader.read(MappingSet.create(new ClassesAlwaysHaveDeobfNameFactory())));
}
}
}
/**
* Legacy Forge's FMLDeobfuscatingRemapper requires class mappings, even if they are identity maps, but such
* mappings are filtered out by the SrgWriter. To get around that, we create a custom mapping set which always
* claims to have deobfuscated names set for classes.
*/
private static class ClassesAlwaysHaveDeobfNameFactory extends MappingSetModelFactoryImpl {
@Override
public TopLevelClassMapping createTopLevelClassMapping(MappingSet parent, String obfuscatedName, String deobfuscatedName) {
return new TopLevelClassMappingImpl(parent, obfuscatedName, deobfuscatedName) {
@Override
public boolean hasDeobfuscatedName() {
return true;
}
};
}
@Override
public InnerClassMapping createInnerClassMapping(ClassMapping parent, String obfuscatedName, String deobfuscatedName) {
return new InnerClassMappingImpl(parent, obfuscatedName, deobfuscatedName) {
@Override
public boolean hasDeobfuscatedName() {
return true;
}
};
}
}
}
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