Package org.apache.cxf.common.util.ASMHelper

Examples of org.apache.cxf.common.util.ASMHelper.ClassWriter

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    @SuppressWarnings("unused")
    private Object createFactory(Class<?> cls, Constructor<?> contructor) {      
        String newClassName = cls.getName() + "Factory";
        ASMHelper helper = new ASMHelper();
        ClassWriter cw = helper.createClassWriter();
        MethodVisitor mv;

        cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER,
                 ASMHelper.periodToSlashes(newClassName), null, "java/lang/Object", null);

        cw.visitSource(cls.getSimpleName() + "Factory" + ".java", null);

        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
        mv.visitInsn(Opcodes.RETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();

        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "create" + cls.getSimpleName(),
                            "()L" + ASMHelper.periodToSlashes(cls.getName()) + ";", null, null);
        mv.visitCode();
        String name = cls.getName().replace(".", "/");
        mv.visitTypeInsn(Opcodes.NEW, name);
        mv.visitInsn(Opcodes.DUP);
        StringBuilder paraString = new StringBuilder("(");
      
        for (Class<?> paraClass : contructor.getParameterTypes()) {
            mv.visitInsn(Opcodes.ACONST_NULL);
            paraString.append("Ljava/lang/Object;");     
        }
        paraString.append(")V");

        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, name, "<init>", paraString.toString());

        mv.visitInsn(Opcodes.ARETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();

        cw.visitEnd();
        Class<?> factoryClass = helper.loadClass(newClassName, cls, cw.toByteArray());
        try {
            return factoryClass.newInstance();
        } catch (Exception e) {
           //ignore
        }
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    @SuppressWarnings("unused")
    private Object createFactory(Class<?> cls, Constructor<?> contructor) {      
        String newClassName = cls.getName() + "Factory";
        ASMHelper helper = new ASMHelper();
        ClassWriter cw = helper.createClassWriter();
        MethodVisitor mv;

        cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER,
                 ASMHelper.periodToSlashes(newClassName), null, "java/lang/Object", null);

        cw.visitSource(cls.getSimpleName() + "Factory" + ".java", null);

        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
        mv.visitInsn(Opcodes.RETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();

        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "create" + cls.getSimpleName(),
                            "()L" + ASMHelper.periodToSlashes(cls.getName()) + ";", null, null);
        mv.visitCode();
        String name = cls.getName().replace(".", "/");
        mv.visitTypeInsn(Opcodes.NEW, name);
        mv.visitInsn(Opcodes.DUP);
        StringBuilder paraString = new StringBuilder("(");
      
        for (Class<?> paraClass : contructor.getParameterTypes()) {
            mv.visitInsn(Opcodes.ACONST_NULL);
            paraString.append("Ljava/lang/Object;");     
        }
        paraString.append(")V");

        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, name, "<init>", paraString.toString(), false);

        mv.visitInsn(Opcodes.ARETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();

        cw.visitEnd();
        Class<?> factoryClass = helper.loadClass(newClassName, cls, cw.toByteArray());
        try {
            return factoryClass.newInstance();
        } catch (Exception e) {
           //ignore
        }
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    }
    @SuppressWarnings("unused")
    private Object createFactory(Class<?> cls, Constructor<?> contructor) {      
        String newClassName = cls.getName() + "Factory";
        ASMHelper helper = new ASMHelper();
        ClassWriter cw = helper.createClassWriter();
        MethodVisitor mv;

        cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER,
                 ASMHelper.periodToSlashes(newClassName), null, "java/lang/Object", null);

        cw.visitSource(cls.getSimpleName() + "Factory" + ".java", null);

        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
        mv.visitInsn(Opcodes.RETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();

        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "create" + cls.getSimpleName(),
                            "()L" + ASMHelper.periodToSlashes(cls.getName()) + ";", null, null);
        mv.visitCode();
        String name = cls.getName().replace(".", "/");
        mv.visitTypeInsn(Opcodes.NEW, name);
        mv.visitInsn(Opcodes.DUP);
        StringBuilder paraString = new StringBuilder("(");
      
        for (Class<?> paraClass : contructor.getParameterTypes()) {
            mv.visitInsn(Opcodes.ACONST_NULL);
            paraString.append("Ljava/lang/Object;");     
        }
        paraString.append(")V");

        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, name, "<init>", paraString.toString());

        mv.visitInsn(Opcodes.ARETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();

        cw.visitEnd();
        Class<?> factoryClass = helper.loadClass(newClassName, cls, cw.toByteArray());
        try {
            return factoryClass.newInstance();
        } catch (Exception e) {
           //ignore
        }
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        ASMHelper helper = new ASMHelper();
        String className = "org.apache.cxf.jaxb.NamespaceMapper";
        className += postFix;
        Class<?> cls = helper.findClass(className, JAXBUtils.class);
        if (cls == null) {
            ClassWriter cw = helper.createClassWriter();
            if (cw == null) {
                return null;
            }
            cls = createNamespaceWrapperInternal(helper, cw, postFix, mcls);
        }
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        String className = "org.apache.cxf.jaxb.EclipseNamespaceMapper";
        String slashedName = "org/apache/cxf/jaxb/EclipseNamespaceMapper";
        Class<?> cls = helper.findClass(className, JAXBUtils.class);
       
        if (cls == null) {
            ClassWriter cw = helper.createClassWriter();
            if (cw == null) {
                return null;
            }
            String superName = "org/eclipse/persistence/internal/oxm/record/namespaces/MapNamespacePrefixMapper";
            FieldVisitor fv;
            MethodVisitor mv;
            cw.visit(Opcodes.V1_6,
                     Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL + Opcodes.ACC_SUPER,
                     slashedName, null,
                     superName, null);

            cw.visitSource("EclipseNamespaceMapper.java", null);
           
            fv = cw.visitField(Opcodes.ACC_PRIVATE, "nsctxt", "[Ljava/lang/String;", null, null);
            fv.visitEnd();
           
          
            mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "(Ljava/util/Map;)V",
                                "(Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;)V", null);
            mv.visitCode();
            Label l0 = helper.createLabel();
            mv.visitLabel(l0);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitVarInsn(Opcodes.ALOAD, 1);
            mv.visitMethodInsn(Opcodes.INVOKESPECIAL,
                               superName, "<init>", "(Ljava/util/Map;)V");
            Label l1 = helper.createLabel();
            mv.visitLabel(l1);
            mv.visitInsn(Opcodes.RETURN);
            Label l2 = helper.createLabel();
            mv.visitLabel(l2);
            mv.visitMaxs(2, 2);
            mv.visitEnd();           
           
           
            mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "setContextualNamespaceDecls", "([Ljava/lang/String;)V",
                                null, null);
            mv.visitCode();
            l0 = helper.createLabel();
            mv.visitLabel(l0);
            mv.visitLineNumber(47, l0);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitVarInsn(Opcodes.ALOAD, 1);
            mv.visitFieldInsn(Opcodes.PUTFIELD, slashedName, "nsctxt", "[Ljava/lang/String;");
            l1 = helper.createLabel();
            mv.visitLabel(l1);
            mv.visitLineNumber(48, l1);
            mv.visitInsn(Opcodes.RETURN);
            l2 = helper.createLabel();
            mv.visitLabel(l2);
            mv.visitLocalVariable("this", "L" + slashedName + ";", null, l0, l2, 0);
            mv.visitLocalVariable("contextualNamespaceDecls", "[Ljava/lang/String;", null, l0, l2, 1);
            mv.visitMaxs(2, 2);
            mv.visitEnd();

            mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getContextualNamespaceDecls", "()[Ljava/lang/String;", null, null);
            mv.visitCode();
            l0 = helper.createLabel();
            mv.visitLabel(l0);
            mv.visitLineNumber(51, l0);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitFieldInsn(Opcodes.GETFIELD, slashedName, "nsctxt", "[Ljava/lang/String;");
            mv.visitInsn(Opcodes.ARETURN);
            l1 = helper.createLabel();

            mv.visitLabel(l1);
            mv.visitLocalVariable("this", "L" + slashedName + ";", null, l0, l1, 0);
           
            mv.visitMaxs(1, 1);
            mv.visitEnd();
           
           
            mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getPreDeclaredNamespaceUris", "()[Ljava/lang/String;", null, null);
            mv.visitCode();
            l0 = helper.createLabel();
            mv.visitLabel(l0);
            mv.visitLineNumber(1036, l0);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitMethodInsn(Opcodes.INVOKESPECIAL,
                               superName,
                               "getPreDeclaredNamespaceUris", "()[Ljava/lang/String;");
            mv.visitVarInsn(Opcodes.ASTORE, 1);
            l1 = helper.createLabel();
            mv.visitLabel(l1);
            mv.visitLineNumber(1037, l1);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitFieldInsn(Opcodes.GETFIELD, slashedName, "nsctxt", "[Ljava/lang/String;");
            l2 = helper.createLabel();
            mv.visitJumpInsn(Opcodes.IFNONNULL, l2);
            Label l3 = helper.createLabel();
            mv.visitLabel(l3);
            mv.visitLineNumber(1038, l3);
            mv.visitVarInsn(Opcodes.ALOAD, 1);
            mv.visitInsn(Opcodes.ARETURN);
            mv.visitLabel(l2);
            mv.visitLineNumber(1040, l2);
            mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] {"[Ljava/lang/String;"}, 0, null);
            mv.visitTypeInsn(Opcodes.NEW, "java/util/ArrayList");
            mv.visitInsn(Opcodes.DUP);
            mv.visitVarInsn(Opcodes.ALOAD, 1);
            mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/util/Arrays", "asList",
                               "([Ljava/lang/Object;)Ljava/util/List;");
            mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/util/ArrayList", "<init>", "(Ljava/util/Collection;)V");
            mv.visitVarInsn(Opcodes.ASTORE, 2);
            Label l4 = helper.createLabel();
            mv.visitLabel(l4);
            mv.visitLineNumber(1041, l4);
            mv.visitInsn(Opcodes.ICONST_1);
            mv.visitVarInsn(Opcodes.ISTORE, 3);
            Label l5 = helper.createLabel();
            mv.visitLabel(l5);
            Label l6 = helper.createLabel();
            mv.visitJumpInsn(Opcodes.GOTO, l6);
            Label l7 = helper.createLabel();
            mv.visitLabel(l7);
            mv.visitLineNumber(1042, l7);
            mv.visitFrame(Opcodes.F_APPEND, 2, new Object[] {"java/util/List", Opcodes.INTEGER}, 0, null);
            mv.visitVarInsn(Opcodes.ALOAD, 2);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitFieldInsn(Opcodes.GETFIELD, slashedName, "nsctxt", "[Ljava/lang/String;");
            mv.visitVarInsn(Opcodes.ILOAD, 3);
            mv.visitInsn(Opcodes.AALOAD);
            mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/List", "remove", "(Ljava/lang/Object;)Z");
            mv.visitInsn(Opcodes.POP);
            Label l8 = helper.createLabel();
            mv.visitLabel(l8);
            mv.visitLineNumber(1041, l8);
            mv.visitIincInsn(3, 2);
            mv.visitLabel(l6);
            mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
            mv.visitVarInsn(Opcodes.ILOAD, 3);
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitFieldInsn(Opcodes.GETFIELD,
                              slashedName,
                              "nsctxt", "[Ljava/lang/String;");
            mv.visitInsn(Opcodes.ARRAYLENGTH);
            mv.visitJumpInsn(Opcodes.IF_ICMPLT, l7);
            Label l9 = helper.createLabel();
            mv.visitLabel(l9);
            mv.visitLineNumber(1044, l9);
            mv.visitVarInsn(Opcodes.ALOAD, 2);
            mv.visitVarInsn(Opcodes.ALOAD, 2);
            mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/List", "size", "()I");
            mv.visitTypeInsn(Opcodes.ANEWARRAY, "java/lang/String");
            mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/List",
                               "toArray", "([Ljava/lang/Object;)[Ljava/lang/Object;");
            mv.visitTypeInsn(Opcodes.CHECKCAST, "[Ljava/lang/String;");
            mv.visitInsn(Opcodes.ARETURN);
            Label l10 = helper.createLabel();
            mv.visitLabel(l10);
            mv.visitLocalVariable("this", "L" + slashedName + ";",
                                  null, l0, l10, 0);
            mv.visitLocalVariable("sup", "[Ljava/lang/String;", null, l1, l10, 1);
            mv.visitLocalVariable("s", "Ljava/util/List;", "Ljava/util/List<Ljava/lang/String;>;", l4, l10, 2);
            mv.visitLocalVariable("x", "I", null, l5, l9, 3);
            mv.visitMaxs(3, 4);
            mv.visitEnd();

            cw.visitEnd();

            byte bts[] = cw.toByteArray();
            cls = helper.loadClass(className,
                                   mcls, bts);
        }
        try {
            return cls.getConstructor(Map.class).newInstance(map);
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    private static synchronized Object createNamespaceWrapper(Map<String, String> map) {
        ASMHelper helper = new ASMHelper();
        String className = "org.apache.cxf.jaxb.NamespaceMapperInternal";
        Class<?> cls = helper.findClass(className, JAXBUtils.class);
        if (cls == null) {
            ClassWriter cw = helper.createClassWriter();
            if (cw == null) {
                return null;
            }
            cls = createNamespaceWrapperInternal(helper, cw);
        }
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    private static synchronized Object createNamespaceWrapper(Map<String, String> map) {
        ASMHelper helper = new ASMHelper();
        String className = "org.apache.cxf.jaxb.NamespaceMapperInternal";
        Class<?> cls = helper.findClass(className, JAXBUtils.class);
        if (cls == null) {
            ClassWriter cw = helper.createClassWriter();
            if (cw == null) {
                return null;
            }
            cls = createNamespaceWrapperInternal(helper, cw);
        }
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        if (fixedAnyConstructor != null) {
            return;
        }
       
        ASMHelper helper = new ASMHelper();
        ClassWriter cw = helper.createClassWriter();
        FieldVisitor fv;

        cw.visit(Opcodes.V1_5, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER,
                 "org/apache/cxf/binding/corba/utils/FixedAnyImpl",
                 null, "com/sun/corba/se/impl/corba/AnyImpl", null);

        cw.visitSource("FixedAnyImpl.java", null);

        fv = cw.visitField(0, "obj", "Lorg/omg/CORBA/portable/Streamable;", null, null);
        fv.visitEnd();
        addFixedAnyConstructor(helper, cw);
        addInsertOverride(helper, cw);
        addExtractOverride(helper, cw);
        addReadOverride(helper, cw);
        addWriteOverride(helper, cw);
       
        cw.visitEnd();

        byte[] b = cw.toByteArray();
        Class<?> c = helper.loadClass("org.apache.cxf.binding.corba.utils.FixedAnyImpl",
                                      CorbaAnyHelper.class, b);
        try {
            fixedAnyConstructor = c.getConstructor(ORB.class, Any.class);
        } catch (Exception e) {
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Related Classes of org.apache.cxf.common.util.ASMHelper.ClassWriter

  • org.apache.cxf.binding.corba.utils.CorbaAnyHelper
  • org.apache.cxf.common.jaxb.JAXBUtils
  • org.apache.cxf.jaxb.JAXBContextInitializer
  • org.apache.cxf.wsdl.JAXBExtensionHelper
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