diff options
Diffstat (limited to 'src/main/java/net/fabricmc/loom/decompilers/fernflower/AbstractFernFlowerDecompiler.java')
| -rw-r--r-- | src/main/java/net/fabricmc/loom/decompilers/fernflower/AbstractFernFlowerDecompiler.java | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/src/main/java/net/fabricmc/loom/decompilers/fernflower/AbstractFernFlowerDecompiler.java b/src/main/java/net/fabricmc/loom/decompilers/fernflower/AbstractFernFlowerDecompiler.java deleted file mode 100644 index f059ed36..00000000 --- a/src/main/java/net/fabricmc/loom/decompilers/fernflower/AbstractFernFlowerDecompiler.java +++ /dev/null @@ -1,163 +0,0 @@ -/* - * This file is part of fabric-loom, licensed under the MIT License (MIT). - * - * Copyright (c) 2019-2021 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.decompilers.fernflower; - -import static java.text.MessageFormat.format; - -import java.nio.file.Path; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import java.util.Map; -import java.util.Stack; -import java.util.function.Supplier; - -import org.gradle.api.Project; -import org.gradle.api.internal.project.ProjectInternal; -import org.gradle.api.logging.LogLevel; -import org.gradle.internal.logging.progress.ProgressLogger; -import org.gradle.internal.logging.progress.ProgressLoggerFactory; -import org.gradle.internal.service.ServiceRegistry; -import org.gradle.process.ExecResult; -import org.jetbrains.java.decompiler.main.extern.IFernflowerPreferences; - -import net.fabricmc.loom.api.decompilers.DecompilationMetadata; -import net.fabricmc.loom.api.decompilers.LoomDecompiler; -import net.fabricmc.loom.util.ConsumingOutputStream; -import net.fabricmc.loom.util.OperatingSystem; - -public abstract class AbstractFernFlowerDecompiler implements LoomDecompiler { - private final Project project; - - protected AbstractFernFlowerDecompiler(Project project) { - this.project = project; - } - - public abstract Class<? extends AbstractForkedFFExecutor> fernFlowerExecutor(); - - @Override - public void decompile(Path compiledJar, Path sourcesDestination, Path linemapDestination, DecompilationMetadata metaData) { - if (!OperatingSystem.is64Bit()) { - throw new UnsupportedOperationException("FernFlower decompiler requires a 64bit JVM to run due to the memory requirements"); - } - - project.getLogging().captureStandardOutput(LogLevel.LIFECYCLE); - - Map<String, Object> options = new HashMap<>() {{ - put(IFernflowerPreferences.DECOMPILE_GENERIC_SIGNATURES, "1"); - put(IFernflowerPreferences.BYTECODE_SOURCE_MAPPING, "1"); - put(IFernflowerPreferences.REMOVE_SYNTHETIC, "1"); - put(IFernflowerPreferences.LOG_LEVEL, "trace"); - put(IFernflowerPreferences.THREADS, metaData.numberOfThreads()); - put(IFernflowerPreferences.INDENT_STRING, "\t"); - }}; - - List<String> args = new ArrayList<>(); - - options.forEach((k, v) -> args.add(format("-{0}={1}", k, v))); - args.add(absolutePathOf(compiledJar)); - args.add("-o=" + absolutePathOf(sourcesDestination)); - args.add("-l=" + absolutePathOf(linemapDestination)); - args.add("-m=" + absolutePathOf(metaData.javaDocs())); - - // TODO, Decompiler breaks on jemalloc, J9 module-info.class? - for (Path library : metaData.libraries()) { - args.add("-e=" + absolutePathOf(library)); - } - - ServiceRegistry registry = ((ProjectInternal) project).getServices(); - ProgressLoggerFactory factory = registry.get(ProgressLoggerFactory.class); - ProgressLogger progressGroup = factory.newOperation(getClass()).setDescription("Decompile"); - Supplier<ProgressLogger> loggerFactory = () -> { - ProgressLogger pl = factory.newOperation(getClass(), progressGroup); - pl.setDescription("decompile worker"); - pl.started(); - return pl; - }; - Stack<ProgressLogger> freeLoggers = new Stack<>(); - Map<String, ProgressLogger> inUseLoggers = new HashMap<>(); - - progressGroup.started(); - ExecResult result = ForkingJavaExec.javaexec( - project, - spec -> { - spec.getMainClass().set(fernFlowerExecutor().getName()); - spec.jvmArgs("-Xms200m", "-Xmx3G"); - spec.setArgs(args); - spec.setErrorOutput(new ConsumingOutputStream(line -> { - if (line.startsWith("Inconsistent inner class entries")) { - // Suppress this - return; - } - - System.err.println(line); - })); - spec.setStandardOutput(new ConsumingOutputStream(line -> { - if (line.startsWith("Listening for transport") || !line.contains("::")) { - System.out.println(line); - return; - } - - int sepIdx = line.indexOf("::"); - String id = line.substring(0, sepIdx).trim(); - String data = line.substring(sepIdx + 2).trim(); - - ProgressLogger logger = inUseLoggers.get(id); - - String[] segs = data.split(" "); - - if (segs[0].equals("waiting")) { - if (logger != null) { - logger.progress("Idle.."); - inUseLoggers.remove(id); - freeLoggers.push(logger); - } - } else { - if (logger == null) { - if (!freeLoggers.isEmpty()) { - logger = freeLoggers.pop(); - } else { - logger = loggerFactory.get(); - } - - inUseLoggers.put(id, logger); - } - - logger.progress(data); - } - })); - }); - inUseLoggers.values().forEach(ProgressLogger::completed); - freeLoggers.forEach(ProgressLogger::completed); - progressGroup.completed(); - - result.rethrowFailure(); - result.assertNormalExitValue(); - } - - private static String absolutePathOf(Path path) { - return path.toAbsolutePath().toString(); - } -} |