Package org.apache.harmony.unpack200.bytecode

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

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public class ConstantPoolTest extends TestCase {

    private ClassConstantPool pool;

    public void setUp() {
        pool = new ClassConstantPool();
    }
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    private boolean[] fileIsClass;

    private InputStream internalBuffer;

    private ClassFile buildClassFile(int classNum) throws Pack200Exception {
        ClassFile classFile = new ClassFile();
        int[] major = classBands.getClassVersionMajor();
        int[] minor = classBands.getClassVersionMinor();
        if(major != null) {
            classFile.major = major[classNum];
            classFile.minor = minor[classNum];
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            }

            fileIsClass[i] = isClass;

            if (isClass) {
                ClassFile classFile = buildClassFile(classNum);
                classFile.write(dos);
                dos.flush();

                classFilesContents[classNum] = bos.toByteArray();
                bos.reset();
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            cp.add(attrib);
            classFile.attributes[originalAttributes.length + index] = attrib;
        }

        // this/superclass
        ClassFileEntry cfThis = cp.add(cpBands.cpClassValue(fullNameIndexInCpClass));
        ClassFileEntry cfSuper = cp.add(cpBands.cpClassValue(classBands
                .getClassSuperInts()[classNum]));
        // add interfaces
        ClassFileEntry cfInterfaces[] = new ClassFileEntry[classBands
                .getClassInterfacesInts()[classNum].length];
        for (i = 0; i < cfInterfaces.length; i++) {
            cfInterfaces[i] = cp.add(cpBands.cpClassValue(classBands
                    .getClassInterfacesInts()[classNum][i]));
        }
        // add fields
        ClassFileEntry cfFields[] = new ClassFileEntry[classBands
                .getClassFieldCount()[classNum]];
        // fieldDescr and fieldFlags used to create this
        for (i = 0; i < cfFields.length; i++) {
            int descriptorIndex = classBands.getFieldDescrInts()[classNum][i];
            int nameIndex = cpBands.getCpDescriptorNameInts()[descriptorIndex];
            int typeIndex = cpBands.getCpDescriptorTypeInts()[descriptorIndex];
            CPUTF8 name = cpBands.cpUTF8Value(nameIndex);
            CPUTF8 descriptor = cpBands.cpSignatureValue(typeIndex);
            cfFields[i] = cp.add(new CPField(name, descriptor, classBands
                    .getFieldFlags()[classNum][i], classBands
                    .getFieldAttributes()[classNum][i]));
        }
        // add methods
        ClassFileEntry cfMethods[] = new ClassFileEntry[classBands
                .getClassMethodCount()[classNum]];
        // methodDescr and methodFlags used to create this
        for (i = 0; i < cfMethods.length; i++) {
            int descriptorIndex = classBands.getMethodDescrInts()[classNum][i];
//            int colon = descriptorStr.indexOf(':');
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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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    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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                                    handlerStartPCs[i][j], handlerEndPCs[i][j],
                                    handlerCatchPCs[i][j], cpHandlerClass);
                            exceptionTable.add(entry);
                        }
                    }
                    CodeAttribute codeAttr = new CodeAttribute(maxStack,
                            maxLocal, methodByteCodePacked[c][m], segment,
                            operandManager, exceptionTable);
                    ArrayList methodAttributesList = methodAttributes[c][m];
                    // Make sure we add the code attribute in the right place
                    int indexForCodeAttr = 0;
                    for (int index = 0; index < methodAttributesList.size(); index++) {
                        Attribute attribute = (Attribute) methodAttributesList.get(index);
                        if((attribute instanceof NewAttribute && ((NewAttribute)attribute).getLayoutIndex() < 15)) {
                            indexForCodeAttr ++;
                        } else {
                            break;
                        }
                    }
                    methodAttributesList.add(indexForCodeAttr, codeAttr);
                    codeAttr.renumber(codeAttr.byteCodeOffsets);
                    List currentAttributes;
                    if (allCodeHasFlags) {
                        currentAttributes = (List) orderedCodeAttributes.get(i);
                    } else {
                        if (codeHasFlags[i]) {
                            currentAttributes = (List) orderedCodeAttributes
                                    .get(codeAttributeIndex);
                            codeAttributeIndex++;
                        } else {
                            currentAttributes = Collections.EMPTY_LIST;
                        }
                    }
                    for (int index = 0; index < currentAttributes.size(); index++) {
                        Attribute currentAttribute = (Attribute) currentAttributes
                                .get(index);
                        codeAttr.addAttribute(currentAttribute);
                        // Fix up the line numbers if needed
                        if (currentAttribute.hasBCIRenumbering()) {
                            ((BCIRenumberedAttribute) currentAttribute)
                                    .renumber(codeAttr.byteCodeOffsets);
                        }
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                                    handlerStartPCs[i][j], handlerEndPCs[i][j],
                                    handlerCatchPCs[i][j], cpHandlerClass);
                            exceptionTable.add(entry);
                        }
                    }
                    CodeAttribute codeAttr = new CodeAttribute(maxStack,
                            maxLocal, methodByteCodePacked[c][m], segment,
                            operandManager, exceptionTable);
                    ArrayList methodAttributesList = methodAttributes[c][m];
                    // Make sure we add the code attribute in the right place
                    int indexForCodeAttr = 0;
                    for (int index = 0; index < methodAttributesList.size(); index++) {
                        Attribute attribute = (Attribute) methodAttributesList.get(index);
                        if((attribute instanceof NewAttribute && ((NewAttribute)attribute).getLayoutIndex() < 15)) {
                            indexForCodeAttr ++;
                        } else {
                            break;
                        }
                    }
                    methodAttributesList.add(indexForCodeAttr, codeAttr);
                    codeAttr.renumber(codeAttr.byteCodeOffsets);
                    List currentAttributes;
                    if (allCodeHasFlags) {
                        currentAttributes = (List) orderedCodeAttributes.get(i);
                    } else {
                        if (codeHasFlags[i]) {
                            currentAttributes = (List) orderedCodeAttributes
                                    .get(codeAttributeIndex);
                            codeAttributeIndex++;
                        } else {
                            currentAttributes = Collections.EMPTY_LIST;
                        }
                    }
                    for (int index = 0; index < currentAttributes.size(); index++) {
                        Attribute currentAttribute = (Attribute) currentAttributes
                                .get(index);
                        codeAttr.addAttribute(currentAttribute);
                        // Fix up the line numbers if needed
                        if (currentAttribute.hasBCIRenumbering()) {
                            ((BCIRenumberedAttribute) currentAttribute)
                                    .renumber(codeAttr.byteCodeOffsets);
                        }
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