Java Code Examples for com.android.dx.cf.iface.ParseObserver#parsed()

The following examples show how to use com.android.dx.cf.iface.ParseObserver#parsed() . 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 File: StdAttributeFactory.java    From buck with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code LocalVariableTable} attribute.
 */
private Attribute localVariableTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                "local_variable_table_length: " + Hex.u2(count));
    }

    LocalVariableList list = parseLocalVariables(
            bytes.slice(offset + 2, offset + length), cf.getConstantPool(),
            observer, count, false);
    return new AttLocalVariableTable(list);
}
Example 2
Source File: StdAttributeFactory.java    From buck with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code SourceFile} attribute.
 */
private Attribute sourceFile(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length != 2) {
        throwBadLength(2);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int idx = bytes.getUnsignedShort(offset);
    CstString cst = (CstString) pool.get(idx);
    Attribute result = new AttSourceFile(cst);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "source: " + cst);
    }

    return result;
}
Example 3
Source File: StdAttributeFactory.java    From J2ME-Loader with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code Signature} attribute.
 */
private Attribute signature(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length != 2) {
        throwBadLength(2);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int idx = bytes.getUnsignedShort(offset);
    CstString cst = (CstString) pool.get(idx);
    Attribute result = new AttSignature(cst);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "signature: " + cst);
    }

    return result;
}
Example 4
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses an {@code EnclosingMethod} attribute.
 */
private Attribute enclosingMethod(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length != 4) {
        throwBadLength(4);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();

    int idx = bytes.getUnsignedShort(offset);
    CstType type = (CstType) pool.get(idx);

    idx = bytes.getUnsignedShort(offset + 2);
    CstNat method = (CstNat) pool.get0Ok(idx);

    Attribute result = new AttEnclosingMethod(type, method);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "class: " + type);
        observer.parsed(bytes, offset + 2, 2, "method: " +
                        DirectClassFile.stringOrNone(method));
    }

    return result;
}
Example 5
Source File: StdAttributeFactory.java    From buck with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses an {@code EnclosingMethod} attribute.
 */
private Attribute enclosingMethod(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length != 4) {
        throwBadLength(4);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();

    int idx = bytes.getUnsignedShort(offset);
    CstType type = (CstType) pool.get(idx);

    idx = bytes.getUnsignedShort(offset + 2);
    CstNat method = (CstNat) pool.get0Ok(idx);

    Attribute result = new AttEnclosingMethod(type, method);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "class: " + type);
        observer.parsed(bytes, offset + 2, 2, "method: " +
                        DirectClassFile.stringOrNone(method));
    }

    return result;
}
Example 6
Source File: StdAttributeFactory.java    From J2ME-Loader with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code SourceFile} attribute.
 */
private Attribute sourceFile(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length != 2) {
        throwBadLength(2);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int idx = bytes.getUnsignedShort(offset);
    CstString cst = (CstString) pool.get(idx);
    Attribute result = new AttSourceFile(cst);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "source: " + cst);
    }

    return result;
}
Example 7
Source File: StdAttributeFactory.java    From J2ME-Loader with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code LocalVariableTypeTable} attribute.
 */
private Attribute localVariableTypeTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                "local_variable_type_table_length: " + Hex.u2(count));
    }

    LocalVariableList list = parseLocalVariables(
            bytes.slice(offset + 2, offset + length), cf.getConstantPool(),
            observer, count, true);
    return new AttLocalVariableTypeTable(list);
}
Example 8
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code LocalVariableTypeTable} attribute.
 */
private Attribute localVariableTypeTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                "local_variable_type_table_length: " + Hex.u2(count));
    }

    LocalVariableList list = parseLocalVariables(
            bytes.slice(offset + 2, offset + length), cf.getConstantPool(),
            observer, count, true);
    return new AttLocalVariableTypeTable(list);
}
Example 9
Source File: StdAttributeFactory.java    From buck with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code Signature} attribute.
 */
private Attribute signature(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length != 2) {
        throwBadLength(2);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int idx = bytes.getUnsignedShort(offset);
    CstString cst = (CstString) pool.get(idx);
    Attribute result = new AttSignature(cst);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "signature: " + cst);
    }

    return result;
}
Example 10
Source File: StdAttributeFactory.java    From buck with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code LocalVariableTypeTable} attribute.
 */
private Attribute localVariableTypeTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                "local_variable_type_table_length: " + Hex.u2(count));
    }

    LocalVariableList list = parseLocalVariables(
            bytes.slice(offset + 2, offset + length), cf.getConstantPool(),
            observer, count, true);
    return new AttLocalVariableTypeTable(list);
}
Example 11
Source File: StdAttributeFactory.java    From J2ME-Loader with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code LocalVariableTable} attribute.
 */
private Attribute localVariableTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                "local_variable_table_length: " + Hex.u2(count));
    }

    LocalVariableList list = parseLocalVariables(
            bytes.slice(offset + 2, offset + length), cf.getConstantPool(),
            observer, count, false);
    return new AttLocalVariableTable(list);
}
Example 12
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code Signature} attribute.
 */
private Attribute signature(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length != 2) {
        throwBadLength(2);
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int idx = bytes.getUnsignedShort(offset);
    CstString cst = (CstString) pool.get(idx);
    Attribute result = new AttSignature(cst);

    if (observer != null) {
        observer.parsed(bytes, offset, 2, "signature: " + cst);
    }

    return result;
}
Example 13
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 6 votes vote down vote up 
/**
 * Parses a {@code LocalVariableTable} attribute.
 */
private Attribute localVariableTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                "local_variable_table_length: " + Hex.u2(count));
    }

    LocalVariableList list = parseLocalVariables(
            bytes.slice(offset + 2, offset + length), cf.getConstantPool(),
            observer, count, false);
    return new AttLocalVariableTable(list);
}
Example 14
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 5 votes vote down vote up 
/**
 * Parses a {@code SourceDebugExtesion} attribute.
 */
private Attribute sourceDebugExtension(DirectClassFile cf, int offset, int length,
                                       ParseObserver observer) {
    ByteArray bytes = cf.getBytes().slice(offset, offset + length);
    CstString smapString = new CstString(bytes);
    Attribute result = new AttSourceDebugExtension(smapString);

    if (observer != null) {
        String decoded = smapString.getString();
        observer.parsed(bytes, offset, length, "sourceDebugExtension: " + decoded);
    }

    return result;
}
Example 15
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 5 votes vote down vote up 
/**
 * Parses a {@code LineNumberTable} attribute.
 */
private Attribute lineNumberTable(DirectClassFile cf, int offset,
        int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset); // line_number_table_length

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                        "line_number_table_length: " + Hex.u2(count));
    }

    offset += 2;
    length -= 2;

    if (length != (count * 4)) {
        throwBadLength((count * 4) + 2);
    }

    LineNumberList list = new LineNumberList(count);

    for (int i = 0; i < count; i++) {
        int startPc = bytes.getUnsignedShort(offset);
        int lineNumber = bytes.getUnsignedShort(offset + 2);
        list.set(i, startPc, lineNumber);
        if (observer != null) {
            observer.parsed(bytes, offset, 4,
                            Hex.u2(startPc) + " " + lineNumber);
        }
        offset += 4;
    }

    list.setImmutable();
    return new AttLineNumberTable(list);
}
Example 16
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 4 votes vote down vote up 
/**
 * Parse the table part of either a {@code LocalVariableTable}
 * or a {@code LocalVariableTypeTable}.
 *
 * @param bytes {@code non-null;} bytes to parse, which should <i>only</i>
 * contain the table data (no header)
 * @param pool {@code non-null;} constant pool to use
 * @param count {@code >= 0;} the number of entries
 * @param typeTable {@code true} iff this is for a type table
 * @return {@code non-null;} the constructed list
 */
private LocalVariableList parseLocalVariables(ByteArray bytes,
        ConstantPool pool, ParseObserver observer, int count,
        boolean typeTable) {
    if (bytes.size() != (count * 10)) {
        // "+ 2" is for the count.
        throwBadLength((count * 10) + 2);
    }

    ByteArray.MyDataInputStream in = bytes.makeDataInputStream();
    LocalVariableList list = new LocalVariableList(count);

    try {
        for (int i = 0; i < count; i++) {
            int startPc = in.readUnsignedShort();
            int length = in.readUnsignedShort();
            int nameIdx = in.readUnsignedShort();
            int typeIdx = in.readUnsignedShort();
            int index = in.readUnsignedShort();
            CstString name = (CstString) pool.get(nameIdx);
            CstString type = (CstString) pool.get(typeIdx);
            CstString descriptor = null;
            CstString signature = null;

            if (typeTable) {
                signature = type;
            } else {
                descriptor = type;
            }

            list.set(i, startPc, length, name,
                    descriptor, signature, index);

            if (observer != null) {
                observer.parsed(bytes, i * 10, 10, Hex.u2(startPc) +
                        ".." + Hex.u2(startPc + length) + " " +
                        Hex.u2(index) + " " + name.toHuman() + " " +
                        type.toHuman());
            }
        }
    } catch (IOException ex) {
        throw new RuntimeException("shouldn't happen", ex);
    }

    list.setImmutable();
    return list;
}
Example 17
Source File: StdAttributeFactory.java    From buck with Apache License 2.0 4 votes vote down vote up 
/**
 * Parses an {@code InnerClasses} attribute.
 */
private Attribute innerClasses(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int count = bytes.getUnsignedShort(offset); // number_of_classes

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                        "number_of_classes: " + Hex.u2(count));
    }

    offset += 2;
    length -= 2;

    if (length != (count * 8)) {
        throwBadLength((count * 8) + 2);
    }

    InnerClassList list = new InnerClassList(count);

    for (int i = 0; i < count; i++) {
        int innerClassIdx = bytes.getUnsignedShort(offset);
        int outerClassIdx = bytes.getUnsignedShort(offset + 2);
        int nameIdx = bytes.getUnsignedShort(offset + 4);
        int accessFlags = bytes.getUnsignedShort(offset + 6);
        CstType innerClass = (CstType) pool.get(innerClassIdx);
        CstType outerClass = (CstType) pool.get0Ok(outerClassIdx);
        CstString name = (CstString) pool.get0Ok(nameIdx);
        list.set(i, innerClass, outerClass, name, accessFlags);
        if (observer != null) {
            observer.parsed(bytes, offset, 2,
                            "inner_class: " +
                            DirectClassFile.stringOrNone(innerClass));
            observer.parsed(bytes, offset + 2, 2,
                            "  outer_class: " +
                            DirectClassFile.stringOrNone(outerClass));
            observer.parsed(bytes, offset + 4, 2,
                            "  name: " +
                            DirectClassFile.stringOrNone(name));
            observer.parsed(bytes, offset + 6, 2,
                            "  access_flags: " +
                            AccessFlags.innerClassString(accessFlags));
        }
        offset += 8;
    }

    list.setImmutable();
    return new AttInnerClasses(list);
}
Example 18
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 4 votes vote down vote up 
private BootstrapMethodsList parseBootstrapMethods(ByteArray bytes, ConstantPool constantPool,
        CstType declaringClass, int numMethods, int offset, int length, ParseObserver observer)
    throws ParseException {
    BootstrapMethodsList methods = new BootstrapMethodsList(numMethods);
    for (int methodIndex = 0; methodIndex < numMethods; ++methodIndex) {
        if (length < 4) {
            throwTruncated();
        }

        int methodRef = bytes.getUnsignedShort(offset);
        int numArguments = bytes.getUnsignedShort(offset + 2);

        if (observer != null) {
            observer.parsed(bytes, offset, 2, "bootstrap_method_ref: " + Hex.u2(methodRef));
            observer.parsed(bytes, offset + 2, 2,
                            "num_bootstrap_arguments: " + Hex.u2(numArguments));
        }

        offset += 4;
        length -= 4;
        if (length < numArguments * 2) {
            throwTruncated();
        }

        BootstrapMethodArgumentsList arguments = new BootstrapMethodArgumentsList(numArguments);
        for (int argIndex = 0; argIndex < numArguments; ++argIndex, offset += 2, length -= 2) {
            int argumentRef = bytes.getUnsignedShort(offset);
            if (observer != null) {
                observer.parsed(bytes, offset, 2,
                                "bootstrap_arguments[" + argIndex + "]" + Hex.u2(argumentRef));
            }
            arguments.set(argIndex, constantPool.get(argumentRef));
        }
        arguments.setImmutable();
        Constant cstMethodRef = constantPool.get(methodRef);
        methods.set(methodIndex, declaringClass, (CstMethodHandle) cstMethodRef, arguments);
    }
    methods.setImmutable();

    if (length != 0) {
        throwBadLength(length);
    }

    return methods;
}
Example 19
Source File: StdAttributeFactory.java    From Box with Apache License 2.0 4 votes vote down vote up 
private BootstrapMethodsList parseBootstrapMethods(ByteArray bytes, ConstantPool constantPool,
        CstType declaringClass, int numMethods, int offset, int length, ParseObserver observer)
    throws ParseException {
    BootstrapMethodsList methods = new BootstrapMethodsList(numMethods);
    for (int methodIndex = 0; methodIndex < numMethods; ++methodIndex) {
        if (length < 4) {
            throwTruncated();
        }

        int methodRef = bytes.getUnsignedShort(offset);
        int numArguments = bytes.getUnsignedShort(offset + 2);

        if (observer != null) {
            observer.parsed(bytes, offset, 2, "bootstrap_method_ref: " + Hex.u2(methodRef));
            observer.parsed(bytes, offset + 2, 2,
                            "num_bootstrap_arguments: " + Hex.u2(numArguments));
        }

        offset += 4;
        length -= 4;
        if (length < numArguments * 2) {
            throwTruncated();
        }

        BootstrapMethodArgumentsList arguments = new BootstrapMethodArgumentsList(numArguments);
        for (int argIndex = 0; argIndex < numArguments; ++argIndex, offset += 2, length -= 2) {
            int argumentRef = bytes.getUnsignedShort(offset);
            if (observer != null) {
                observer.parsed(bytes, offset, 2,
                                "bootstrap_arguments[" + argIndex + "]" + Hex.u2(argumentRef));
            }
            arguments.set(argIndex, constantPool.get(argumentRef));
        }
        arguments.setImmutable();
        Constant cstMethodRef = constantPool.get(methodRef);
        methods.set(methodIndex, declaringClass, (CstMethodHandle) cstMethodRef, arguments);
    }
    methods.setImmutable();

    if (length != 0) {
        throwBadLength(length);
    }

    return methods;
}
Example 20
Source File: StdAttributeFactory.java    From J2ME-Loader with Apache License 2.0 4 votes vote down vote up 
/**
 * Parses an {@code InnerClasses} attribute.
 */
private Attribute innerClasses(DirectClassFile cf, int offset, int length,
        ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }

    ByteArray bytes = cf.getBytes();
    ConstantPool pool = cf.getConstantPool();
    int count = bytes.getUnsignedShort(offset); // number_of_classes

    if (observer != null) {
        observer.parsed(bytes, offset, 2,
                        "number_of_classes: " + Hex.u2(count));
    }

    offset += 2;
    length -= 2;

    if (length != (count * 8)) {
        throwBadLength((count * 8) + 2);
    }

    InnerClassList list = new InnerClassList(count);

    for (int i = 0; i < count; i++) {
        int innerClassIdx = bytes.getUnsignedShort(offset);
        int outerClassIdx = bytes.getUnsignedShort(offset + 2);
        int nameIdx = bytes.getUnsignedShort(offset + 4);
        int accessFlags = bytes.getUnsignedShort(offset + 6);
        CstType innerClass = (CstType) pool.get(innerClassIdx);
        CstType outerClass = (CstType) pool.get0Ok(outerClassIdx);
        CstString name = (CstString) pool.get0Ok(nameIdx);
        list.set(i, innerClass, outerClass, name, accessFlags);
        if (observer != null) {
            observer.parsed(bytes, offset, 2,
                            "inner_class: " +
                            DirectClassFile.stringOrNone(innerClass));
            observer.parsed(bytes, offset + 2, 2,
                            "  outer_class: " +
                            DirectClassFile.stringOrNone(outerClass));
            observer.parsed(bytes, offset + 4, 2,
                            "  name: " +
                            DirectClassFile.stringOrNone(name));
            observer.parsed(bytes, offset + 6, 2,
                            "  access_flags: " +
                            AccessFlags.innerClassString(accessFlags));
        }
        offset += 8;
    }

    list.setImmutable();
    return new AttInnerClasses(list);
}