Examples with Annotations com.android.dx.rop.annotation.Annotations used on opensource projects

Example 1 with Annotations

use of com.android.dx.rop.annotation.Annotations in project buck by facebook.

the class AttributeTranslator method getAnnotations.

/**
     * Gets the annotations out of a given {@link AttributeList}. This
     * combines both visible and invisible annotations into a single
     * result set and also adds in a system annotation for the
     * {@code Signature} attribute if present.
     *
     * @param attribs {@code non-null;} the attributes list to search in
     * @return {@code non-null;} the set of annotations, which may be empty
     */
public static Annotations getAnnotations(AttributeList attribs) {
    Annotations result = getAnnotations0(attribs);
    Annotation signature = getSignature(attribs);
    if (signature != null) {
        result = Annotations.combine(result, signature);
    }
    return result;
}

Example 2 with Annotations

use of com.android.dx.rop.annotation.Annotations in project buck by facebook.

the class AttributeTranslator method getClassAnnotations.

/**
     * Gets the annotations out of a given class, similar to {@link
     * #getAnnotations}, also including annotations for translations
     * of class-level attributes {@code EnclosingMethod} and
     * {@code InnerClasses}, if present. Additionally, if the
     * class is an annotation class, then this also includes a
     * representation of all the {@code AnnotationDefault}
     * values.
     *
     * @param cf {@code non-null;} the class in question
     * @param args {@code non-null;} the high-level options
     * @return {@code non-null;} the set of annotations, which may be empty
     */
public static Annotations getClassAnnotations(DirectClassFile cf, CfOptions args) {
    CstType thisClass = cf.getThisClass();
    AttributeList attribs = cf.getAttributes();
    Annotations result = getAnnotations(attribs);
    Annotation enclosingMethod = translateEnclosingMethod(attribs);
    try {
        Annotations innerClassAnnotations = translateInnerClasses(thisClass, attribs, enclosingMethod == null);
        if (innerClassAnnotations != null) {
            result = Annotations.combine(result, innerClassAnnotations);
        }
    } catch (Warning warn) {
        args.warn.println("warning: " + warn.getMessage());
    }
    if (enclosingMethod != null) {
        result = Annotations.combine(result, enclosingMethod);
    }
    if (AccessFlags.isAnnotation(cf.getAccessFlags())) {
        Annotation annotationDefault = translateAnnotationDefaults(cf);
        if (annotationDefault != null) {
            result = Annotations.combine(result, annotationDefault);
        }
    }
    return result;
}

Example 3 with Annotations

use of com.android.dx.rop.annotation.Annotations in project buck by facebook.

the class AttributeTranslator method translateInnerClasses.

/**
     * Gets the {@code InnerClasses} attribute out of a given
     * {@link AttributeList}, if any, translating it to one or more of an
     * {@code InnerClass}, {@code EnclosingClass}, or
     * {@code MemberClasses} annotation.
     *
     * @param thisClass {@code non-null;} type representing the class being
     * processed
     * @param attribs {@code non-null;} the attributes list to search in
     * @param needEnclosingClass whether to include an
     * {@code EnclosingClass} annotation
     * @return {@code null-ok;} the converted list of annotations, if there
     * was an attribute to translate
     */
private static Annotations translateInnerClasses(CstType thisClass, AttributeList attribs, boolean needEnclosingClass) {
    AttInnerClasses innerClasses = (AttInnerClasses) attribs.findFirst(AttInnerClasses.ATTRIBUTE_NAME);
    if (innerClasses == null) {
        return null;
    }
    /*
         * Search the list for the element representing the current class
         * as well as for any named member classes.
         */
    InnerClassList list = innerClasses.getInnerClasses();
    int size = list.size();
    InnerClassList.Item foundThisClass = null;
    ArrayList<Type> membersList = new ArrayList<Type>();
    for (int i = 0; i < size; i++) {
        InnerClassList.Item item = list.get(i);
        CstType innerClass = item.getInnerClass();
        if (innerClass.equals(thisClass)) {
            foundThisClass = item;
        } else if (thisClass.equals(item.getOuterClass())) {
            membersList.add(innerClass.getClassType());
        }
    }
    int membersSize = membersList.size();
    if ((foundThisClass == null) && (membersSize == 0)) {
        return null;
    }
    Annotations result = new Annotations();
    if (foundThisClass != null) {
        result.add(AnnotationUtils.makeInnerClass(foundThisClass.getInnerName(), foundThisClass.getAccessFlags()));
        if (needEnclosingClass) {
            CstType outer = foundThisClass.getOuterClass();
            if (outer == null) {
                throw new Warning("Ignoring InnerClasses attribute for an " + "anonymous inner class\n" + "(" + thisClass.toHuman() + ") that doesn't come with an\n" + "associated EnclosingMethod attribute. " + "This class was probably produced by a\n" + "compiler that did not target the modern " + ".class file format. The recommended\n" + "solution is to recompile the class from " + "source, using an up-to-date compiler\n" + "and without specifying any \"-target\" type " + "options. The consequence of ignoring\n" + "this warning is that reflective operations " + "on this class will incorrectly\n" + "indicate that it is *not* an inner class.");
            }
            result.add(AnnotationUtils.makeEnclosingClass(foundThisClass.getOuterClass()));
        }
    }
    if (membersSize != 0) {
        StdTypeList typeList = new StdTypeList(membersSize);
        for (int i = 0; i < membersSize; i++) {
            typeList.set(i, membersList.get(i));
        }
        typeList.setImmutable();
        result.add(AnnotationUtils.makeMemberClasses(typeList));
    }
    result.setImmutable();
    return result;
}

Example 4 with Annotations

use of com.android.dx.rop.annotation.Annotations in project buck by facebook.

the class AttributeTranslator method getMethodAnnotations.

/**
     * Gets the annotations out of a given method, similar to {@link
     * #getAnnotations}, also including an annotation for the translation
     * of the method-specific attribute {@code Exceptions}.
     *
     * @param method {@code non-null;} the method in question
     * @return {@code non-null;} the set of annotations, which may be empty
     */
public static Annotations getMethodAnnotations(Method method) {
    Annotations result = getAnnotations(method.getAttributes());
    TypeList exceptions = getExceptions(method);
    if (exceptions.size() != 0) {
        Annotation throwsAnnotation = AnnotationUtils.makeThrows(exceptions);
        result = Annotations.combine(result, throwsAnnotation);
    }
    return result;
}

Example 5 with Annotations

use of com.android.dx.rop.annotation.Annotations in project buck by facebook.

the class CfTranslator method processMethods.

/**
     * Processes the methods of the given class.
     *
     * @param context
     * @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(DxContext context, DirectClassFile cf, CfOptions cfOptions, DexOptions dexOptions, 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 && context.optimizerOptions.shouldOptimize(canonicalName)) {
                    if (DEBUG) {
                        System.err.println("Optimizing " + canonicalName);
                    }
                    nonOptRmeth = rmeth;
                    rmeth = Optimizer.optimize(rmeth, paramSize, isStatic, cfOptions.localInfo, advice);
                    if (DEBUG) {
                        context.optimizerOptions.compareOptimizerStep(nonOptRmeth, paramSize, isStatic, cfOptions, advice, rmeth);
                    }
                    if (cfOptions.statistics) {
                        context.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(context, 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) {
                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);
        }
    }
}