Java Code Examples for com.strobel.assembler.metadata.MetadataSystem

The following examples show how to use com.strobel.assembler.metadata.MetadataSystem. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source Project: huntbugs   Author: amaembo   File: Context.java    License: Apache License 2.0 6 votes vote down vote up
MetadataSystem createMetadataSystem() {
    return new MetadataSystem(loader) {
        Set<String> loadedTypes = new HashSet<>();
        
        @Override
        protected TypeDefinition resolveType(String descriptor, boolean mightBePrimitive) {
            if(missingClasses.contains(descriptor)) {
                return null;
            }
            try {
                if(loadedTypes.add(descriptor))
                    incStat("ClassLoadingEfficiency.Total");
                if(classes.add(descriptor))
                    incStat("ClassLoadingEfficiency");
                return super.resolveType(descriptor, mightBePrimitive);
            } catch (Throwable t) {
                addError(new ErrorMessage(null, descriptor, null, null, -1, t));
                missingClasses.add(descriptor);
                return null;
            }
        }
    };
}
 
Example #2
Source Project: Luyten   Author: deathmarine   File: Model.java    License: Apache License 2.0 6 votes vote down vote up
public void closeFile() {
	for (OpenFile co : hmap) {
		int pos = house.indexOfTab(co.name);
		if (pos >= 0)
			house.remove(pos);
		co.close();
	}

	final State oldState = state;
	Model.this.state = null;
	if (oldState != null) {
		Closer.tryClose(oldState);
	}

	hmap.clear();
	tree.setModel(new DefaultTreeModel(null));
	metadataSystem = new MetadataSystem(typeLoader);
	file = null;
	treeExpansionState = null;
	open = false;
	mainWindow.onFileLoadEnded(file, open);
}
 
Example #3
Source Project: Recaf   Author: Col-E   File: ProcyonDecompiler.java    License: MIT License 5 votes vote down vote up
@Override
public String decompile(String name) {
    ITypeLoader loader = new ComposedTypeLoader(Arrays.asList(
            new RecafTypeLoader(getController()), new InputTypeLoader()
    ));
    Map<String, Boolean> options = getOptions();
    DecompilerSettings settings = new DecompilerSettings();
    settings.setFlattenSwitchBlocks(options.get("flatten-switch-blocks"));
    settings.setForceExplicitImports(!options.get("collapse-imports"));
    settings.setForceExplicitTypeArguments(options.get("force-explicit-type-arguments"));
    settings.setRetainRedundantCasts(options.get("retain-redundant-casts"));
    settings.setShowSyntheticMembers(options.get("show-synthetic-members"));
    settings.setExcludeNestedTypes(options.get("exclude-nested-types"));
    settings.setRetainPointlessSwitches(options.get("retain-pointless-switches"));
    settings.setUnicodeOutputEnabled(options.get("unicode-output"));
    settings.setMergeVariables(options.get("merge-variables"));
    settings.setShowDebugLineNumbers(options.get("show-debug-line-numbers"));
    settings.setSimplifyMemberReferences(options.get("simplify-member-references"));
    settings.setForceFullyQualifiedReferences(options.get("force-fully-qualified-references"));
    settings.setDisableForEachTransforms(options.get("disable-for-each-transforms"));
    settings.setTypeLoader(loader);
    settings.setJavaFormattingOptions(JavaFormattingOptions.createDefault());
    MetadataSystem system = new MetadataSystem(loader);
    system.setEagerMethodLoadingEnabled(options.get("eager-methods-loading"));
    TypeReference ref = system.lookupType(name);
    DecompilationOptions decompilationOptions = new DecompilationOptions();
    decompilationOptions.setSettings(settings);
    decompilationOptions.setFullDecompilation(true);
    StringWriter writer = new StringWriter();
    settings.getLanguage().decompileType(ref.resolve(), new PlainTextOutput(writer), decompilationOptions);
    return writer.toString();
}
 
Example #4
Source Project: huntbugs   Author: amaembo   File: Context.java    License: Apache License 2.0 5 votes vote down vote up
private TypeDefinition lookUp(MetadataSystem ms, String className) {
    TypeReference tr = ms.lookupType(className);
    if(tr == null) {
        missingClasses.add(className);
        return null;
    }
    return ms.resolve(tr);
}
 
Example #5
Source Project: huntbugs   Author: amaembo   File: Context.java    License: Apache License 2.0 5 votes vote down vote up
private void analyzingClasses(Set<String> classes) {
    MetadataSystem ms = createMetadataSystem();
    classesCount.set(0);
    for (String className : classes) {
        if(classesCount.get() % options.classesPerFlush == 0)
            ms = createMetadataSystem();
        if (!fireEvent("Analyzing classes", className, classesCount.get(), classes.size()))
            return;
        analyzeClass(ms, className);
    }
    if (!fireEvent("Analyzing classes", null, classes.size(), classes.size()))
        return;
}
 
Example #6
Source Project: huntbugs   Author: amaembo   File: Context.java    License: Apache License 2.0 5 votes vote down vote up
void analyzeClass(MetadataSystem ms, String name) {
    classesCount.incrementAndGet();
    TypeDefinition type;
    try {
        type = lookUp(ms, name);
    } catch (Throwable t) {
        addError(new ErrorMessage(null, name, null, null, -1, t));
        return;
    }
    if (type != null)
        registry.analyzeClass(type);
}
 
Example #7
Source Project: huntbugs   Author: amaembo   File: DetectorRegistry.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void visitClass(String className) {
    String name = className.replace('/', '.');
    try {
        ctx.incStat("Detectors.Total");
        if (addDetector(MetadataSystem.class.getClassLoader().loadClass(name))) {
            ctx.incStat("Detectors");
            if (external) {
                ctx.incStat("Detectors from HuntBugs plugins");
            }
        }
    } catch (ClassNotFoundException e) {
        ctx.addError(new ErrorMessage(name, null, null, null, -1, e));
    }
}
 
Example #8
Source Project: j2objc   Author: google   File: ClassFile.java    License: Apache License 2.0 5 votes vote down vote up
private static TypeReference lookupType(String path, ITypeLoader loader) {
  MetadataSystem metadataSystem = new MetadataSystem(loader);
  /* Hack to get around classes whose descriptors clash with primitive types. */
  if (path.length() == 1) {
    MetadataParser parser = new MetadataParser(IMetadataResolver.EMPTY);
    return metadataSystem.resolve(parser.parseTypeDescriptor(path));
  }
  return metadataSystem.lookupType(path);
}
 
Example #9
Source Project: Luyten   Author: deathmarine   File: FileSaver.java    License: Apache License 2.0 5 votes vote down vote up
private void doSaveClassDecompiled(File inFile, File outFile) throws Exception {
	DecompilerSettings settings = cloneSettings();
	LuytenTypeLoader typeLoader = new LuytenTypeLoader();
	MetadataSystem metadataSystem = new MetadataSystem(typeLoader);
	TypeReference type = metadataSystem.lookupType(inFile.getCanonicalPath());

	DecompilationOptions decompilationOptions = new DecompilationOptions();
	decompilationOptions.setSettings(settings);
	decompilationOptions.setFullDecompilation(true);

	boolean isUnicodeEnabled = decompilationOptions.getSettings().isUnicodeOutputEnabled();
	TypeDefinition resolvedType = null;
	if (type == null || ((resolvedType = type.resolve()) == null)) {
		throw new Exception("Unable to resolve type.");
	}
	StringWriter stringwriter = new StringWriter();
	PlainTextOutput plainTextOutput = new PlainTextOutput(stringwriter);
	plainTextOutput.setUnicodeOutputEnabled(isUnicodeEnabled);
	settings.getLanguage().decompileType(resolvedType, plainTextOutput, decompilationOptions);
	String decompiledSource = stringwriter.toString();

	System.out.println("[SaveAll]: " + inFile.getName() + " -> " + outFile.getName());
	try (FileOutputStream fos = new FileOutputStream(outFile);
			OutputStreamWriter writer = isUnicodeEnabled ? new OutputStreamWriter(fos, "UTF-8")
					: new OutputStreamWriter(fos);
			BufferedWriter bw = new BufferedWriter(writer);) {
		bw.write(decompiledSource);
		bw.flush();
	}
}
 
Example #10
Source Project: JByteMod-Beta   Author: GraxCode   File: ProcyonDecompiler.java    License: GNU General Public License v2.0 4 votes vote down vote up
public String decompile(byte[] b, MethodNode mn) {
  try {
  //TODO decompile method only
    DecompilerSettings settings = new DecompilerSettings();
    try {
      for (Field f : settings.getClass().getDeclaredFields()) {
        if (f.getType() == boolean.class) {
          f.setAccessible(true);
          f.setBoolean(settings, JByteMod.ops.get("procyon" + f.getName()).getBoolean());
        }
      }
    } catch (Throwable t) {
      t.printStackTrace();
    }
    settings.setShowSyntheticMembers(true);
    MetadataSystem metadataSystem = new MetadataSystem(new ITypeLoader() {
      private InputTypeLoader backLoader = new InputTypeLoader();

      @Override
      public boolean tryLoadType(String s, Buffer buffer) {
        if (s.equals(cn.name)) {
          buffer.putByteArray(b, 0, b.length);
          buffer.position(0);
          return true;
        } else {
          return backLoader.tryLoadType(s, buffer);
        }
      }
    });
    TypeReference type = metadataSystem.lookupType(cn.name);
    DecompilationOptions decompilationOptions = new DecompilationOptions();
    decompilationOptions.setSettings(DecompilerSettings.javaDefaults());
    decompilationOptions.setFullDecompilation(true);
    TypeDefinition resolvedType = null;
    if (type == null || ((resolvedType = type.resolve()) == null)) {
      new ErrorDisplay("Unable to resolve type.");
      return "error";
    }
    StringWriter stringwriter = new StringWriter();
    settings.getLanguage().decompileType(resolvedType, new PlainTextOutput(stringwriter), decompilationOptions);
    String decompiledSource = stringwriter.toString();
    return decompiledSource;
  } catch (Exception e) {
    e.printStackTrace();
    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    e.printStackTrace(pw);
    return sw.toString();
  }
}
 
Example #11
Source Project: Luyten   Author: deathmarine   File: OpenFile.java    License: Apache License 2.0 4 votes vote down vote up
public void setDecompilerReferences(MetadataSystem metadataSystem, DecompilerSettings settings,
		DecompilationOptions decompilationOptions) {
	this.metadataSystem = metadataSystem;
	this.settings = settings;
	this.decompilationOptions = decompilationOptions;
}
 
Example #12
Source Project: Luyten   Author: deathmarine   File: DecompilerLinkProvider.java    License: Apache License 2.0 4 votes vote down vote up
public void setDecompilerReferences(MetadataSystem metadataSystem, DecompilerSettings settings,
		DecompilationOptions decompilationOptions) {
	this.metadataSystem = metadataSystem;
	this.settings = settings;
	this.decompilationOptions = decompilationOptions;
}