Package org.apache.harmony.unpack200.bytecode

Examples of org.apache.harmony.unpack200.bytecode.ClassFile

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    public void testMixedByteCodes() {
        OperandManager operandManager = new MockOperandManager();
        operandManager.setSegment(segment);
        operandManager.setCurrentClass("java/lang/Foo");

        CodeAttribute attribute = new CodeAttribute(3, // maxStack
                2, // maxLocals
                mixedByteArray, // codePacked
                segment, // segment
                operandManager, // operandManager
                new ArrayList());
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    public void testSingleByteCodes() {
        OperandManager operandManager = new MockOperandManager();
        operandManager.setSegment(segment);
        operandManager.setCurrentClass("java/lang/Foo");

        CodeAttribute attribute = new CodeAttribute(4, // maxStack
                3, // maxLocals
                singleByteArray, // codePacked
                segment, // segment
                operandManager, // operandManager
                new ArrayList());
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        // add inner class attribute (if required)
        boolean addInnerClassesAttr = false;
        IcTuple[] ic_local = getClassBands().getIcLocal()[classNum];
        boolean ic_local_sent = ic_local != null;
        InnerClassesAttribute innerClassesAttribute = new InnerClassesAttribute(
                "InnerClasses");
        IcTuple[] ic_relevant = getIcBands().getRelevantIcTuples(fullName, cp);
        List ic_stored = computeIcStored(ic_local, ic_relevant);
        for (int index = 0; index < ic_stored.size(); index++) {
          IcTuple icStored = (IcTuple)ic_stored.get(index);
            int innerClassIndex = icStored.thisClassIndex();
            int outerClassIndex = icStored.outerClassIndex();
            int simpleClassNameIndex = icStored.simpleClassNameIndex();

            String innerClassString = icStored.thisClassString();
            String outerClassString = icStored.outerClassString();
            String simpleClassName = icStored.simpleClassName();

            CPClass innerClass = null;
            CPUTF8 innerName = null;
            CPClass outerClass = null;

            innerClass = innerClassIndex != -1 ? cpBands
                    .cpClassValue(innerClassIndex) : cpBands
                    .cpClassValue(innerClassString);
            if (!icStored.isAnonymous()) {
                innerName = simpleClassNameIndex != -1 ? cpBands.cpUTF8Value(
                        simpleClassNameIndex) : cpBands
                        .cpUTF8Value(simpleClassName);
            }

            if (icStored.isMember()) {
                outerClass = outerClassIndex != -1 ? cpBands
                        .cpClassValue(outerClassIndex) : cpBands
                        .cpClassValue(outerClassString);
            }
            int flags = icStored.F;
            innerClassesAttribute.addInnerClassesEntry(innerClass, outerClass,
                    innerName, flags);
            addInnerClassesAttr = true;
        }
        // If ic_local is sent and it's empty, don't add
        // the inner classes attribute.
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                segment, // segment
                operandManager, // operandManager
                new ArrayList());
        assertEquals(29, attribute.getLength());

        attribute.attributes.add(new LocalVariableTableAttribute(0, null, null,
                null, null, null));
        assertEquals(37, attribute.getLength());
    }
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     * @param index
     * @param elements
     * @return
     */
    private Attribute getOneAttribute(int index, List elements) {
        NewAttribute attribute = new NewAttribute(segment.getCpBands()
                .cpUTF8Value(attributeLayout.getName()),
                attributeLayout.getIndex());
        for(int i = 0; i < elements.size(); i++) {
            AttributeLayoutElement element = (AttributeLayoutElement) elements.get(i);
            element.addToAttribute(index, attribute);
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            18, // ldc 2
            -49, // return 4
    };

    public void testLength() {
        OperandManager operandManager = new MockOperandManager();
        operandManager.setSegment(segment);
        operandManager.setCurrentClass("java/lang/Foo");

        MockCodeAttribute attribute = new MockCodeAttribute(3, // maxStack
                2, // maxLocals
                mixedByteArray, // codePacked
                segment, // segment
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                null, null, null));
        assertEquals(37, attribute.getLength());
    }

    public void testMixedByteCodes() {
        OperandManager operandManager = new MockOperandManager();
        operandManager.setSegment(segment);
        operandManager.setCurrentClass("java/lang/Foo");

        CodeAttribute attribute = new CodeAttribute(3, // maxStack
                2, // maxLocals
                mixedByteArray, // codePacked
                segment, // segment
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                    ((Integer) attribute.byteCodeOffsets.get(index)).intValue());
        }
    }

    public void testSingleByteCodes() {
        OperandManager operandManager = new MockOperandManager();
        operandManager.setSegment(segment);
        operandManager.setCurrentClass("java/lang/Foo");

        CodeAttribute attribute = new CodeAttribute(4, // maxStack
                3, // maxLocals
                singleByteArray, // codePacked
                segment, // segment
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        // -1+1=0, so str.substring(0)
        // == str

        // Get the source file attribute
        ArrayList classAttributes = classBands.getClassAttributes()[classNum];
        SourceFileAttribute sourceFileAttribute = null;
        for (int index = 0; index < classAttributes.size(); index++) {
            if (((Attribute) classAttributes.get(index))
                    .isSourceFileAttribute()) {
                sourceFileAttribute = ((SourceFileAttribute) classAttributes
                        .get(index));
            }
        }

        if (sourceFileAttribute == null) {
            // If we don't have a source file attribute yet, we need
            // to infer it from the class.
            AttributeLayout SOURCE_FILE = attrDefinitionBands
                    .getAttributeDefinitionMap().getAttributeLayout(
                            AttributeLayout.ATTRIBUTE_SOURCE_FILE,
                            AttributeLayout.CONTEXT_CLASS);
            if (SOURCE_FILE.matches(classBands.getRawClassFlags()[classNum])) {
                int firstDollar = SegmentUtils.indexOfFirstDollar(fullName);
                String fileName = null;

                if (firstDollar > -1 && (i <= firstDollar)) {
                    fileName = fullName.substring(i, firstDollar) + ".java";
                } else {
                    fileName = fullName.substring(i) + ".java";
                }
                sourceFileAttribute = new SourceFileAttribute(cpBands
                        .cpUTF8Value(fileName, false));
                classFile.attributes = new Attribute[] { (Attribute) cp
                        .add(sourceFileAttribute) };
            } else {
                classFile.attributes = new Attribute[] {};
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        assertFalse(unequal.equals(equal1));
        assertFalse(unequal.equals(equal2));
    }

    public void testSourceAttribute() {
        SourceFileAttribute sfa1 = new SourceFileAttribute(new CPUTF8(
                new String("Thing.java"), 1)); //$NON-NLS-1$
        SourceFileAttribute sfa2 = new SourceFileAttribute(new CPUTF8(
                new String("Thing.java"), 1)); //$NON-NLS-1$
        SourceFileAttribute sfa3 = new SourceFileAttribute(new CPUTF8(
                new String("OtherThing.java"), 2)); //$NON-NLS-1$
        checkEquality(sfa1, sfa2, "Thing.java", sfa3); //$NON-NLS-1$
    }
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Related Classes of org.apache.harmony.unpack200.bytecode.ClassFile

  • org.apache.harmony.pack200.BHSDCodec
  • org.apache.harmony.pack200.Codec
  • org.apache.harmony.pack200.PopulationCodec
  • org.apache.harmony.pack200.Segment
  • org.apache.harmony.unpack200.Archive
  • org.apache.harmony.unpack200.AttributeLayout
  • org.apache.harmony.unpack200.AttributeLayoutMap
  • org.apache.harmony.unpack200.BcBands
  • org.apache.harmony.unpack200.bytecode.AnnotationDefaultAttribute
  • org.apache.harmony.unpack200.bytecode.AnnotationsAttribute.Annotation
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