Package org.eclipse.persistence.internal.libraries.asm

Examples of org.eclipse.persistence.internal.libraries.asm.ClassReader

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        InputStream stream = null;
        try {
            String resourceString = className.replace('.', '/') + ".class";
            stream = m_loader.getResourceAsStream(resourceString);

            ClassReader reader = new ClassReader(stream);
            Attribute[] attributes = new Attribute[0];
            reader.accept(visitor, attributes, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
        } catch (Exception exception) {
            // Some basic types can't be found, so can just be registered
            // (i.e. arrays). Also, VIRTUAL classes may also not exist,
            // therefore, tag the MetadataClass as loadable false. This will be
            // used to determine if a class will be dynamically created or not.
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             */
            ClassDetails classDetails = (ClassDetails)classDetailsMap.get(Helper.toSlashedClassName(className));
   
            if (classDetails != null) {
                ((AbstractSession)session).log(SessionLog.FINEST, SessionLog.WEAVER, "begin_weaving_class", className);
                ClassReader classReader = new ClassReader(classfileBuffer);
                ClassWriter classWriter = null;
                String introspectForHierarchy = System.getProperty(SystemProperties.WEAVING_REFLECTIVE_INTROSPECTION, null);
                if (introspectForHierarchy != null){
                    classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES);
                } else {
                    classWriter = new ComputeClassWriter(loader, ClassWriter.COMPUTE_FRAMES);
                }
                ClassWeaver classWeaver = new ClassWeaver(classWriter, classDetails);
                ClassVisitor sv = new SerialVersionUIDAdder(classWeaver);
                classReader.accept(sv, 0);
                if (classWeaver.alreadyWeaved) {
                    ((AbstractSession)session).log(SessionLog.FINEST, SessionLog.WEAVER, "end_weaving_class", className);
                    return null;
                }
                if (classWeaver.weaved) {
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    @Override
    protected String getCommonSuperClass(final String type1, final String type2)
    {
        try {
            ClassReader info1 = typeInfo(type1);
            ClassReader info2 = typeInfo(type2);
            if ((info1.getAccess() & Opcodes.ACC_INTERFACE) != 0) {
                if (typeImplements(type2, info2, type1)) {
                    return type1;
                } else {
                    return "java/lang/Object";
                }
            }
            if ((info2.getAccess() & Opcodes.ACC_INTERFACE) != 0) {
                if (typeImplements(type1, info1, type2)) {
                    return type2;
                } else {
                    return "java/lang/Object";
                }
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     * @throws IOException if the bytecode of 'type' cannot be loaded.
     */
    private ClassReader typeInfo(final String type) throws IOException {
        InputStream is = l.getResourceAsStream(type + ".class");
        try {
            return new ClassReader(is);
        } finally {
            is.close();
        }
    }
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             */
            ClassDetails classDetails = (ClassDetails)classDetailsMap.get(Helper.toSlashedClassName(className));
   
            if (classDetails != null) {
                ((AbstractSession)session).log(SessionLog.FINEST, SessionLog.WEAVER, "begin_weaving_class", className);
                ClassReader classReader = new ClassReader(classfileBuffer);
                ClassWriter classWriter = null;
                String introspectForHierarchy = System.getProperty(SystemProperties.WEAVING_REFLECTIVE_INTROSPECTION, null);
                if (introspectForHierarchy != null){
                    classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES);
                } else {
                    classWriter = new ComputeClassWriter(loader, ClassWriter.COMPUTE_FRAMES);
                }
                ClassWeaver classWeaver = new ClassWeaver(classWriter, classDetails);
                classReader.accept(classWeaver, 0);
                if (classWeaver.alreadyWeaved) {
                    ((AbstractSession)session).log(SessionLog.FINEST, SessionLog.WEAVER, "end_weaving_class", className);
                    return null;
                }
   
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        InputStream stream = null;
        try {
            String resourceString = className.replace('.', '/') + ".class";
            stream = m_loader.getResourceAsStream(resourceString);

            ClassReader reader = new ClassReader(stream);
            Attribute[] attributes = new Attribute[0];
            reader.accept(visitor, attributes, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
        } catch (Exception exception) {
            // Some basic types can't be found, so can just be registered
            // (i.e. arrays). Also, VIRTUAL classes may also not exist,
            // therefore, tag the MetadataClass as loadable false. This will be
            // used to determine if a class will be dynamically created or not.
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            System.err.println("Verifies the given class.");
            System.err.println("Usage: CheckClassAdapter "
                    + "<fully qualified class name or class file name>");
            return;
        }
        ClassReader cr;
        if (args[0].endsWith(".class")) {
            cr = new ClassReader(new FileInputStream(args[0]));
        } else {
            cr = new ClassReader(args[0]);
        }

        verify(cr, false, new PrintWriter(System.err));
    }
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            // }

            boolean singleInputDocument = inRepresentation == SINGLE_XML;
            if (inRepresentation == BYTECODE) { // read bytecode and process it
                // with handler
                ClassReader cr = new ClassReader(readEntry(zis, ze));
                cr.accept(new SAXClassAdapter(handler, singleInputDocument), 0);

            } else { // read XML and process it with handler
                XMLReader reader = XMLReaderFactory.createXMLReader();
                reader.setContentHandler(handler);
                reader.parse(new InputSource(singleInputDocument
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            System.err.println("Prints a disassembled view of the given class.");
            System.err.println("Usage: TraceClassVisitor [-debug] "
                    + "<fully qualified class name or class file name>");
            return;
        }
        ClassReader cr;
        if (args[i].endsWith(".class") || args[i].indexOf('\\') > -1
                || args[i].indexOf('/') > -1)
        {
            cr = new ClassReader(new FileInputStream(args[i]));
        } else {
            cr = new ClassReader(args[i]);
        }
        cr.accept(new TraceClassVisitor(new PrintWriter(System.out)),
                getDefaultAttributes(),
                flags);
    }
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            System.err.println("Prints the ASM code to generate the given class.");
            System.err.println("Usage: ASMifierClassVisitor [-debug] "
                    + "<fully qualified class name or class file name>");
            return;
        }
        ClassReader cr;
        if (args[i].endsWith(".class") || args[i].indexOf('\\') > -1
                || args[i].indexOf('/') > -1)
        {
            cr = new ClassReader(new FileInputStream(args[i]));
        } else {
            cr = new ClassReader(args[i]);
        }
        cr.accept(new ASMifierClassVisitor(new PrintWriter(System.out)),
                getDefaultAttributes(),
                flags);
    }
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Related Classes of org.eclipse.persistence.internal.libraries.asm.ClassReader

  • org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAsmFactory
  • org.eclipse.persistence.internal.jpa.weaving.ComputeClassWriter
  • org.eclipse.persistence.internal.jpa.weaving.PersistenceWeaver
  • org.eclipse.persistence.internal.libraries.asm.util.ASMifier
  • org.eclipse.persistence.internal.libraries.asm.util.ASMifierClassVisitor
  • org.eclipse.persistence.internal.libraries.asm.util.CheckClassAdapter
  • org.eclipse.persistence.internal.libraries.asm.util.Textifier
  • org.eclipse.persistence.internal.libraries.asm.util.TraceClassVisitor
  • org.eclipse.persistence.internal.libraries.asm.xml.Processor
  • java.io.IOException
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