Examples with EncodedMethod com.taobao.android.dx.dex.file.EncodedMethod used on opensource projects

Example 1 with EncodedMethod

use of com.taobao.android.dx.dex.file.EncodedMethod in project atlas by alibaba.

the class Main method dumpMethod.

/**
     * Dumps any method with the given name in the given file.
     *
     * @param dex {@code non-null;} the dex file
     * @param fqName {@code non-null;} the fully-qualified name of the
     * method(s)
     * @param out {@code non-null;} where to dump to
     */
private void dumpMethod(DexFile dex, String fqName, OutputStreamWriter out) {
    boolean wildcard = fqName.endsWith("*");
    int lastDot = fqName.lastIndexOf('.');
    if ((lastDot <= 0) || (lastDot == (fqName.length() - 1))) {
        dxConsole.err.println("bogus fully-qualified method name: " + fqName);
        return;
    }
    String className = fqName.substring(0, lastDot).replace('.', '/');
    String methodName = fqName.substring(lastDot + 1);
    ClassDefItem clazz = dex.getClassOrNull(className);
    if (clazz == null) {
        dxConsole.err.println("no such class: " + className);
        return;
    }
    if (wildcard) {
        methodName = methodName.substring(0, methodName.length() - 1);
    }
    ArrayList<EncodedMethod> allMeths = clazz.getMethods();
    TreeMap<CstNat, EncodedMethod> meths = new TreeMap<CstNat, EncodedMethod>();
    /*
         * Figure out which methods to include in the output, and get them
         * all sorted, so that the printout code is robust with respect to
         * changes in the underlying order.
         */
    for (EncodedMethod meth : allMeths) {
        String methName = meth.getName().getString();
        if ((wildcard && methName.startsWith(methodName)) || (!wildcard && methName.equals(methodName))) {
            meths.put(meth.getRef().getNat(), meth);
        }
    }
    if (meths.size() == 0) {
        dxConsole.err.println("no such method: " + fqName);
        return;
    }
    PrintWriter pw = new PrintWriter(out);
    for (EncodedMethod meth : meths.values()) {
        // TODO: Better stuff goes here, perhaps.
        meth.debugPrint(pw, args.verboseDump);
        /*
             * The (default) source file is an attribute of the class, but
             * it's useful to see it in method dumps.
             */
        CstString sourceFile = clazz.getSourceFile();
        if (sourceFile != null) {
            pw.println("  source file: " + sourceFile.toQuoted());
        }
        Annotations methodAnnotations = clazz.getMethodAnnotations(meth.getRef());
        AnnotationsList parameterAnnotations = clazz.getParameterAnnotations(meth.getRef());
        if (methodAnnotations != null) {
            pw.println("  method annotations:");
            for (Annotation a : methodAnnotations.getAnnotations()) {
                pw.println("    " + a);
            }
        }
        if (parameterAnnotations != null) {
            pw.println("  parameter annotations:");
            int sz = parameterAnnotations.size();
            for (int i = 0; i < sz; i++) {
                pw.println("    parameter " + i);
                Annotations annotations = parameterAnnotations.get(i);
                for (Annotation a : annotations.getAnnotations()) {
                    pw.println("      " + a);
                }
            }
        }
    }
    pw.flush();
}

Example 2 with EncodedMethod

use of com.taobao.android.dx.dex.file.EncodedMethod in project atlas by alibaba.

the class CfTranslator method processMethods.

/**
     * Processes the methods of the given class.
     *
     * @param cf {@code non-null;} class being translated
     * @param cfOptions {@code non-null;} options for class translation
     * @param dexOptions {@code non-null;} options for dex output
     * @param out {@code non-null;} output class
     * @param dexFile {@code non-null;} dex output
     */
private static void processMethods(DirectClassFile cf, CfOptions cfOptions, DexOptions dexOptions, OptimizerOptions optimizerOptions, ClassDefItem out, DexFile dexFile) {
    CstType thisClass = cf.getThisClass();
    MethodList methods = cf.getMethods();
    int sz = methods.size();
    for (int i = 0; i < sz; i++) {
        Method one = methods.get(i);
        try {
            CstMethodRef meth = new CstMethodRef(thisClass, one.getNat());
            int accessFlags = one.getAccessFlags();
            boolean isStatic = AccessFlags.isStatic(accessFlags);
            boolean isPrivate = AccessFlags.isPrivate(accessFlags);
            boolean isNative = AccessFlags.isNative(accessFlags);
            boolean isAbstract = AccessFlags.isAbstract(accessFlags);
            boolean isConstructor = meth.isInstanceInit() || meth.isClassInit();
            DalvCode code;
            if (isNative || isAbstract) {
                // There's no code for native or abstract methods.
                code = null;
            } else {
                ConcreteMethod concrete = new ConcreteMethod(one, cf, (cfOptions.positionInfo != PositionList.NONE), cfOptions.localInfo);
                TranslationAdvice advice;
                advice = DexTranslationAdvice.THE_ONE;
                RopMethod rmeth = Ropper.convert(concrete, advice, methods);
                RopMethod nonOptRmeth = null;
                int paramSize;
                paramSize = meth.getParameterWordCount(isStatic);
                String canonicalName = thisClass.getClassType().getDescriptor() + "." + one.getName().getString();
                if (cfOptions.optimize && optimizerOptions.shouldOptimize(canonicalName)) {
                    if (DEBUG) {
                        System.err.println("Optimizing " + canonicalName);
                    }
                    nonOptRmeth = rmeth;
                    rmeth = new Optimizer().optimize(rmeth, paramSize, isStatic, cfOptions.localInfo, advice);
                    if (DEBUG) {
                        OptimizerOptions.compareOptimizerStep(nonOptRmeth, paramSize, isStatic, cfOptions, advice, rmeth);
                    }
                    if (cfOptions.statistics) {
                        cfOptions.codeStatistics.updateRopStatistics(nonOptRmeth, rmeth);
                    }
                }
                LocalVariableInfo locals = null;
                if (cfOptions.localInfo) {
                    locals = LocalVariableExtractor.extract(rmeth);
                }
                code = RopTranslator.translate(rmeth, cfOptions.positionInfo, locals, paramSize, dexOptions);
                if (cfOptions.statistics && nonOptRmeth != null) {
                    updateDexStatistics(cfOptions, dexOptions, rmeth, nonOptRmeth, locals, paramSize, concrete.getCode().size());
                }
            }
            // Preserve the synchronized flag as its "declared" variant...
            if (AccessFlags.isSynchronized(accessFlags)) {
                accessFlags |= AccessFlags.ACC_DECLARED_SYNCHRONIZED;
                /*
                     * ...but only native methods are actually allowed to be
                     * synchronized.
                     */
                if (!isNative) {
                    accessFlags &= ~AccessFlags.ACC_SYNCHRONIZED;
                }
            }
            if (isConstructor) {
                accessFlags |= AccessFlags.ACC_CONSTRUCTOR;
            }
            TypeList exceptions = AttributeTranslator.getExceptions(one);
            EncodedMethod mi = new EncodedMethod(meth, accessFlags, code, exceptions);
            if (meth.isInstanceInit() || meth.isClassInit() || isStatic || isPrivate) {
                out.addDirectMethod(mi);
            } else {
                out.addVirtualMethod(mi);
            }
            Annotations annotations = AttributeTranslator.getMethodAnnotations(one);
            if (annotations.size() != 0) {
                if (list.contains(meth.toString())) {
                    System.out.println(meth.toString());
                } else {
                    list.add(meth.toString());
                }
                out.addMethodAnnotations(meth, annotations, dexFile);
            }
            AnnotationsList list = AttributeTranslator.getParameterAnnotations(one);
            if (list.size() != 0) {
                out.addParameterAnnotations(meth, list, dexFile);
            }
            dexFile.getMethodIds().intern(meth);
        } catch (RuntimeException ex) {
            String msg = "...while processing " + one.getName().toHuman() + " " + one.getDescriptor().toHuman();
            throw ExceptionWithContext.withContext(ex, msg);
        }
    }
}