Examples with CstArray com.android.dx.rop.cst.CstArray used on opensource projects

Example 1 with CstArray

use of com.android.dx.rop.cst.CstArray in project buck by facebook.

the class AnnotationUtils method makeSignature.

/**
     * Constructs a standard {@code Signature} annotation.
     *
     * @param signature {@code non-null;} the signature string
     * @return {@code non-null;} the annotation
     */
public static Annotation makeSignature(CstString signature) {
    Annotation result = new Annotation(SIGNATURE_TYPE, SYSTEM);
    /*
         * Split the string into pieces that are likely to be common
         * across many signatures and the rest of the file.
         */
    String raw = signature.getString();
    int rawLength = raw.length();
    ArrayList<String> pieces = new ArrayList<String>(20);
    for (int at = 0; at < rawLength; ) /*at*/
    {
        char c = raw.charAt(at);
        int endAt = at + 1;
        if (c == 'L') {
            // Scan to ';' or '<'. Consume ';' but not '<'.
            while (endAt < rawLength) {
                c = raw.charAt(endAt);
                if (c == ';') {
                    endAt++;
                    break;
                } else if (c == '<') {
                    break;
                }
                endAt++;
            }
        } else {
            // Scan to 'L' without consuming it.
            while (endAt < rawLength) {
                c = raw.charAt(endAt);
                if (c == 'L') {
                    break;
                }
                endAt++;
            }
        }
        pieces.add(raw.substring(at, endAt));
        at = endAt;
    }
    int size = pieces.size();
    CstArray.List list = new CstArray.List(size);
    for (int i = 0; i < size; i++) {
        list.set(i, new CstString(pieces.get(i)));
    }
    list.setImmutable();
    result.put(new NameValuePair(VALUE_STRING, new CstArray(list)));
    result.setImmutable();
    return result;
}

Example 2 with CstArray

use of com.android.dx.rop.cst.CstArray in project buck by facebook.

the class ClassDataItem method makeStaticValuesConstant.

/**
     * Gets a {@link CstArray} corresponding to {@link #staticValues} if
     * it contains any non-zero non-{@code null} values.
     *
     * @return {@code null-ok;} the corresponding constant or {@code null} if
     * there are no values to encode
     */
private CstArray makeStaticValuesConstant() {
    // First sort the statics into their final order.
    Collections.sort(staticFields);
    /*
         * Get the size of staticValues minus any trailing zeros/nulls (both
         * nulls per se as well as instances of CstKnownNull).
         */
    int size = staticFields.size();
    while (size > 0) {
        EncodedField field = staticFields.get(size - 1);
        Constant cst = staticValues.get(field);
        if (cst instanceof CstLiteralBits) {
            // Note: CstKnownNull extends CstLiteralBits.
            if (((CstLiteralBits) cst).getLongBits() != 0) {
                break;
            }
        } else if (cst != null) {
            break;
        }
        size--;
    }
    if (size == 0) {
        return null;
    }
    // There is something worth encoding, so build up a result.
    CstArray.List list = new CstArray.List(size);
    for (int i = 0; i < size; i++) {
        EncodedField field = staticFields.get(i);
        Constant cst = staticValues.get(field);
        if (cst == null) {
            cst = Zeroes.zeroFor(field.getRef().getType());
        }
        list.set(i, cst);
    }
    list.setImmutable();
    return new CstArray(list);
}

Example 3 with CstArray

use of com.android.dx.rop.cst.CstArray in project buck by facebook.

the class ClassDefItem method addContents.

/** {@inheritDoc} */
@Override
public void addContents(DexFile file) {
    TypeIdsSection typeIds = file.getTypeIds();
    MixedItemSection byteData = file.getByteData();
    MixedItemSection wordData = file.getWordData();
    MixedItemSection typeLists = file.getTypeLists();
    StringIdsSection stringIds = file.getStringIds();
    typeIds.intern(thisClass);
    if (!classData.isEmpty()) {
        MixedItemSection classDataSection = file.getClassData();
        classDataSection.add(classData);
        CstArray staticValues = classData.getStaticValuesConstant();
        if (staticValues != null) {
            staticValuesItem = byteData.intern(new EncodedArrayItem(staticValues));
        }
    }
    if (superclass != null) {
        typeIds.intern(superclass);
    }
    if (interfaces != null) {
        interfaces = typeLists.intern(interfaces);
    }
    if (sourceFile != null) {
        stringIds.intern(sourceFile);
    }
    if (!annotationsDirectory.isEmpty()) {
        if (annotationsDirectory.isInternable()) {
            annotationsDirectory = wordData.intern(annotationsDirectory);
        } else {
            wordData.add(annotationsDirectory);
        }
    }
}

Example 4 with CstArray

use of com.android.dx.rop.cst.CstArray in project buck by facebook.

the class AnnotationParser method parseValue.

/**
     * Parses an annotation value.
     *
     * @return {@code non-null;} the parsed value
     */
private Constant parseValue() throws IOException {
    int tag = input.readUnsignedByte();
    if (observer != null) {
        CstString humanTag = new CstString(Character.toString((char) tag));
        parsed(1, "tag: " + humanTag.toQuoted());
    }
    switch(tag) {
        case 'B':
            {
                CstInteger value = (CstInteger) parseConstant();
                return CstByte.make(value.getValue());
            }
        case 'C':
            {
                CstInteger value = (CstInteger) parseConstant();
                int intValue = value.getValue();
                return CstChar.make(value.getValue());
            }
        case 'D':
            {
                CstDouble value = (CstDouble) parseConstant();
                return value;
            }
        case 'F':
            {
                CstFloat value = (CstFloat) parseConstant();
                return value;
            }
        case 'I':
            {
                CstInteger value = (CstInteger) parseConstant();
                return value;
            }
        case 'J':
            {
                CstLong value = (CstLong) parseConstant();
                return value;
            }
        case 'S':
            {
                CstInteger value = (CstInteger) parseConstant();
                return CstShort.make(value.getValue());
            }
        case 'Z':
            {
                CstInteger value = (CstInteger) parseConstant();
                return CstBoolean.make(value.getValue());
            }
        case 'c':
            {
                int classInfoIndex = input.readUnsignedShort();
                CstString value = (CstString) pool.get(classInfoIndex);
                Type type = Type.internReturnType(value.getString());
                if (observer != null) {
                    parsed(2, "class_info: " + type.toHuman());
                }
                return new CstType(type);
            }
        case 's':
            {
                return parseConstant();
            }
        case 'e':
            {
                requireLength(4);
                int typeNameIndex = input.readUnsignedShort();
                int constNameIndex = input.readUnsignedShort();
                CstString typeName = (CstString) pool.get(typeNameIndex);
                CstString constName = (CstString) pool.get(constNameIndex);
                if (observer != null) {
                    parsed(2, "type_name: " + typeName.toHuman());
                    parsed(2, "const_name: " + constName.toHuman());
                }
                return new CstEnumRef(new CstNat(constName, typeName));
            }
        case '@':
            {
                Annotation annotation = parseAnnotation(AnnotationVisibility.EMBEDDED);
                return new CstAnnotation(annotation);
            }
        case '[':
            {
                requireLength(2);
                int numValues = input.readUnsignedShort();
                CstArray.List list = new CstArray.List(numValues);
                if (observer != null) {
                    parsed(2, "num_values: " + numValues);
                    changeIndent(1);
                }
                for (int i = 0; i < numValues; i++) {
                    if (observer != null) {
                        changeIndent(-1);
                        parsed(0, "element_value[" + i + "]:");
                        changeIndent(1);
                    }
                    list.set(i, parseValue());
                }
                if (observer != null) {
                    changeIndent(-1);
                }
                list.setImmutable();
                return new CstArray(list);
            }
        default:
            {
                throw new ParseException("unknown annotation tag: " + Hex.u1(tag));
            }
    }
}

Example 5 with CstArray

use of com.android.dx.rop.cst.CstArray in project J2ME-Loader by nikita36078.

the class AnnotationUtils method makeMemberClasses.

/**
 * Constructs a standard {@code MemberClasses} annotation.
 *
 * @param types {@code non-null;} the list of (the types of) the member classes
 * @return {@code non-null;} the annotation
 */
public static Annotation makeMemberClasses(TypeList types) {
    CstArray array = makeCstArray(types);
    Annotation result = new Annotation(MEMBER_CLASSES_TYPE, SYSTEM);
    result.put(new NameValuePair(VALUE_STRING, array));
    result.setImmutable();
    return result;
}