From 58c0aeb15a65324de08a914dfa62cc68a516a4e3 Mon Sep 17 00:00:00 2001
From: Runemoro
Date: Mon, 9 Mar 2020 06:04:08 -0400
Subject: CFR support (#192)

* Add decompiler API

* Add CFR support---
 src/main/java/cuchaz/enigma/SourceProvider.java | 119 ------------------------
 1 file changed, 119 deletions(-)
 delete mode 100644 src/main/java/cuchaz/enigma/SourceProvider.java

(limited to 'src/main/java/cuchaz/enigma/SourceProvider.java')

diff --git a/src/main/java/cuchaz/enigma/SourceProvider.java b/src/main/java/cuchaz/enigma/SourceProvider.java
deleted file mode 100644
index d3d3003..0000000
--- a/src/main/java/cuchaz/enigma/SourceProvider.java
+++ /dev/null
@@ -1,119 +0,0 @@
-package cuchaz.enigma;
-
-import com.strobel.assembler.metadata.ITypeLoader;
-import com.strobel.assembler.metadata.MetadataSystem;
-import com.strobel.assembler.metadata.TypeDefinition;
-import com.strobel.assembler.metadata.TypeReference;
-import com.strobel.decompiler.DecompilerContext;
-import com.strobel.decompiler.DecompilerSettings;
-import com.strobel.decompiler.PlainTextOutput;
-import com.strobel.decompiler.languages.java.BraceStyle;
-import com.strobel.decompiler.languages.java.JavaFormattingOptions;
-import com.strobel.decompiler.languages.java.JavaOutputVisitor;
-import com.strobel.decompiler.languages.java.ast.AstBuilder;
-import com.strobel.decompiler.languages.java.ast.CompilationUnit;
-import com.strobel.decompiler.languages.java.ast.InsertParenthesesVisitor;
-import com.strobel.decompiler.languages.java.ast.transforms.IAstTransform;
-import cuchaz.enigma.utils.Utils;
-import oml.ast.transformers.*;
-
-import java.io.StringWriter;
-import java.io.Writer;
-import java.lang.ref.WeakReference;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Objects;
-
-public class SourceProvider {
-	private final DecompilerSettings settings;
-
-	private final ITypeLoader typeLoader;
-	private final MetadataSystem metadataSystem;
-
-	private String lastLookUpName;
-	private WeakReference<CompilationUnit> lastDecompiled;
-
-	public SourceProvider(DecompilerSettings settings, ITypeLoader typeLoader, MetadataSystem metadataSystem) {
-		this.settings = settings;
-		this.typeLoader = typeLoader;
-		this.metadataSystem = metadataSystem;
-	}
-
-	public SourceProvider(DecompilerSettings settings, ITypeLoader typeLoader) {
-		this(settings, typeLoader, new NoRetryMetadataSystem(typeLoader));
-	}
-
-	public static DecompilerSettings createSettings() {
-		DecompilerSettings settings = DecompilerSettings.javaDefaults();
-		settings.setMergeVariables(Utils.getSystemPropertyAsBoolean("enigma.mergeVariables", true));
-		settings.setForceExplicitImports(Utils.getSystemPropertyAsBoolean("enigma.forceExplicitImports", true));
-		settings.setForceExplicitTypeArguments(Utils.getSystemPropertyAsBoolean("enigma.forceExplicitTypeArguments", true));
-		settings.setShowDebugLineNumbers(Utils.getSystemPropertyAsBoolean("enigma.showDebugLineNumbers", false));
-		settings.setShowSyntheticMembers(Utils.getSystemPropertyAsBoolean("enigma.showSyntheticMembers", false));
-
-		JavaFormattingOptions formattingOptions = settings.getJavaFormattingOptions();
-		formattingOptions.ClassBraceStyle = BraceStyle.EndOfLine;
-		formattingOptions.InterfaceBraceStyle = BraceStyle.EndOfLine;
-		formattingOptions.EnumBraceStyle = BraceStyle.EndOfLine;
-
-		return settings;
-	}
-
-	public CompilationUnit getSources(String name) {
-		// Optimization for javadoc-caused decompilations
-		if (Objects.equals(lastLookUpName, name)) {
-			CompilationUnit last = lastDecompiled.get();
-			if (last != null)
-				return last;
-		}
-
-		TypeReference type = metadataSystem.lookupType(name);
-		if (type == null) {
-			throw new Error(String.format("Unable to find desc: %s", name));
-		}
-
-		TypeDefinition resolvedType = type.resolve();
-
-		settings.setTypeLoader(typeLoader);
-
-		// decompile it!
-		DecompilerContext context = new DecompilerContext();
-		context.setCurrentType(resolvedType);
-		context.setSettings(settings);
-
-		AstBuilder builder = new AstBuilder(context);
-		builder.addType(resolvedType);
-		builder.runTransformations(null);
-		runCustomTransforms(builder, context);
-
-		CompilationUnit ret = builder.getCompilationUnit();
-		lastLookUpName = name;
-		lastDecompiled = new WeakReference<>(ret);
-		return ret;
-	}
-
-	public void writeSource(Writer writer, CompilationUnit sourceTree) {
-		// render the AST into source
-		sourceTree.acceptVisitor(new InsertParenthesesVisitor(), null);
-		sourceTree.acceptVisitor(new JavaOutputVisitor(new PlainTextOutput(writer), settings), null);
-	}
-
-	public String writeSourceToString(CompilationUnit sourceTree) {
-		StringWriter writer = new StringWriter();
-		writeSource(writer, sourceTree);
-		return writer.toString();
-	}
-
-	private static void runCustomTransforms(AstBuilder builder, DecompilerContext context) {
-		List<IAstTransform> transformers = Arrays.asList(
-				new ObfuscatedEnumSwitchRewriterTransform(context),
-				new VarargsFixer(context),
-				new RemoveObjectCasts(context),
-				new Java8Generics(),
-				new InvalidIdentifierFix()
-		);
-		for (IAstTransform transform : transformers) {
-			transform.run(builder.getCompilationUnit());
-		}
-	}
-}
-- 
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