Examples with MethodVisitor org.apache.cxf.common.util.ASMHelper.MethodVisitor used on opensource projects

Search in sources :

Example 1 with MethodVisitor

use of org.apache.cxf.common.util.ASMHelper.MethodVisitor in project cxf by apache.

the class JAXBUtils method createNamespaceWrapperInternal.

private static Class<?> createNamespaceWrapperInternal(ASMHelper helper, ClassWriter cw, String postFix, Class<?> ref) {
    String className = "org.apache.cxf.jaxb.NamespaceMapper" + postFix;
    String superName = "com/sun/xml/" + ("RI".equals(postFix) ? "" : "internal/") + "bind/marshaller/NamespacePrefixMapper";
    String postFixedName = "org/apache/cxf/jaxb/NamespaceMapper" + postFix;
    FieldVisitor fv;
    MethodVisitor mv;
    cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL + Opcodes.ACC_SUPER, postFixedName, null, superName, null);
    cw.visitSource("NamespaceMapper.java", null);
    fv = cw.visitField(Opcodes.ACC_PRIVATE + Opcodes.ACC_FINAL, "nspref", "Ljava/util/Map;", "Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;", null);
    fv.visitEnd();
    fv = cw.visitField(Opcodes.ACC_PRIVATE, "nsctxt", "[Ljava/lang/String;", null, null);
    fv.visitEnd();
    fv = cw.visitField(Opcodes.ACC_PRIVATE + Opcodes.ACC_FINAL + Opcodes.ACC_STATIC, "EMPTY_STRING", "[Ljava/lang/String;", null, null);
    fv.visitEnd();
    mv = cw.visitMethod(Opcodes.ACC_STATIC, "<clinit>", "()V", null, null);
    mv.visitCode();
    Label l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(30, l0);
    mv.visitInsn(Opcodes.ICONST_0);
    mv.visitTypeInsn(Opcodes.ANEWARRAY, "java/lang/String");
    mv.visitFieldInsn(Opcodes.PUTSTATIC, postFixedName, "EMPTY_STRING", "[Ljava/lang/String;");
    mv.visitInsn(Opcodes.RETURN);
    mv.visitMaxs(1, 0);
    mv.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();
    l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(32, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, superName, "<init>", "()V", false);
    Label l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLineNumber(29, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETSTATIC, postFixedName, "EMPTY_STRING", "[Ljava/lang/String;");
    mv.visitFieldInsn(Opcodes.PUTFIELD, postFixedName, "nsctxt", "[Ljava/lang/String;");
    Label l2 = helper.createLabel();
    mv.visitLabel(l2);
    mv.visitLineNumber(33, l2);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitFieldInsn(Opcodes.PUTFIELD, postFixedName, "nspref", "Ljava/util/Map;");
    Label l3 = helper.createLabel();
    mv.visitLabel(l3);
    mv.visitLineNumber(34, l3);
    mv.visitInsn(Opcodes.RETURN);
    Label l4 = helper.createLabel();
    mv.visitLabel(l4);
    mv.visitLocalVariable("this", "L" + postFixedName + ";", null, l0, l4, 0);
    mv.visitLocalVariable("nspref", "Ljava/util/Map;", "Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;", l0, l4, 1);
    mv.visitMaxs(2, 2);
    mv.visitEnd();
    mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getPreferredPrefix", "(Ljava/lang/String;Ljava/lang/String;Z)Ljava/lang/String;", null, null);
    mv.visitCode();
    l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(39, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, postFixedName, "nspref", "Ljava/util/Map;");
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Map", "get", "(Ljava/lang/Object;)Ljava/lang/Object;", true);
    mv.visitTypeInsn(Opcodes.CHECKCAST, "java/lang/String");
    mv.visitVarInsn(Opcodes.ASTORE, 4);
    l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLineNumber(40, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 4);
    l2 = helper.createLabel();
    mv.visitJumpInsn(Opcodes.IFNULL, l2);
    l3 = helper.createLabel();
    mv.visitLabel(l3);
    mv.visitLineNumber(41, l3);
    mv.visitVarInsn(Opcodes.ALOAD, 4);
    mv.visitInsn(Opcodes.ARETURN);
    mv.visitLabel(l2);
    mv.visitLineNumber(43, l2);
    mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "java/lang/String" }, 0, null);
    mv.visitVarInsn(Opcodes.ALOAD, 2);
    mv.visitInsn(Opcodes.ARETURN);
    l4 = helper.createLabel();
    mv.visitLabel(l4);
    mv.visitLocalVariable("this", "L" + postFixedName + ";", null, l0, l4, 0);
    mv.visitLocalVariable("namespaceUri", "Ljava/lang/String;", null, l0, l4, 1);
    mv.visitLocalVariable("suggestion", "Ljava/lang/String;", null, l0, l4, 2);
    mv.visitLocalVariable("requirePrefix", "Z", null, l0, l4, 3);
    mv.visitLocalVariable("prefix", "Ljava/lang/String;", null, l1, l4, 4);
    mv.visitMaxs(2, 5);
    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, postFixedName, "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" + postFixedName + ";", 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, postFixedName, "nsctxt", "[Ljava/lang/String;");
    mv.visitInsn(Opcodes.ARETURN);
    l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLocalVariable("this", "L" + postFixedName + ";", null, l0, l1, 0);
    mv.visitMaxs(1, 1);
    mv.visitEnd();
    cw.visitEnd();
    byte[] bts = cw.toByteArray();
    return helper.loadClass(className, ref, bts);
}
Also used : Label(org.apache.cxf.common.util.ASMHelper.Label) FieldVisitor(org.apache.cxf.common.util.ASMHelper.FieldVisitor) MethodVisitor(org.apache.cxf.common.util.ASMHelper.MethodVisitor)

Example 2 with MethodVisitor

use of org.apache.cxf.common.util.ASMHelper.MethodVisitor in project cxf by apache.

the class JAXBContextInitializer method createFactory.

@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
    }
    return null;
}
Also used : ASMHelper(org.apache.cxf.common.util.ASMHelper) ClassWriter(org.apache.cxf.common.util.ASMHelper.ClassWriter) MethodVisitor(org.apache.cxf.common.util.ASMHelper.MethodVisitor)

Example 3 with MethodVisitor

use of org.apache.cxf.common.util.ASMHelper.MethodVisitor in project cxf by apache.

the class JAXBExtensionHelper method createExtensionClass.

// CHECKSTYLE:OFF - very complicated ASM code
private static Class<?> createExtensionClass(Class<?> cls, QName qname, ClassLoader loader) {
    String className = ASMHelper.periodToSlashes(cls.getName());
    ASMHelper helper = new ASMHelper();
    Class<?> extClass = helper.findClass(className + "Extensibility", loader);
    if (extClass != null) {
        return extClass;
    }
    ClassWriter cw = helper.createClassWriter();
    FieldVisitor fv;
    MethodVisitor mv;
    AnnotationVisitor av0;
    cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER + Opcodes.ACC_SYNTHETIC, className + "Extensibility", null, className, new String[] { "javax/wsdl/extensions/ExtensibilityElement" });
    cw.visitSource(cls.getSimpleName() + "Extensibility.java", null);
    fv = cw.visitField(Opcodes.ACC_PRIVATE + Opcodes.ACC_FINAL + Opcodes.ACC_STATIC, "WSDL_REQUIRED", "Ljavax/xml/namespace/QName;", null, null);
    fv.visitEnd();
    fv = cw.visitField(0, "qn", "Ljavax/xml/namespace/QName;", null, null);
    fv.visitEnd();
    boolean hasAttributes = false;
    try {
        Method m = cls.getDeclaredMethod("getOtherAttributes");
        if (m != null && m.getReturnType() == Map.class) {
            hasAttributes = true;
        }
    } catch (Throwable t) {
    // ignore
    }
    if (hasAttributes) {
        mv = cw.visitMethod(Opcodes.ACC_STATIC, "<clinit>", "()V", null, null);
        mv.visitCode();
        Label l0 = helper.createLabel();
        mv.visitLabel(l0);
        mv.visitLineNumber(64, l0);
        mv.visitTypeInsn(Opcodes.NEW, "javax/xml/namespace/QName");
        mv.visitInsn(Opcodes.DUP);
        mv.visitLdcInsn("http://schemas.xmlsoap.org/wsdl/");
        mv.visitLdcInsn("required");
        mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "javax/xml/namespace/QName", "<init>", "(Ljava/lang/String;Ljava/lang/String;)V", false);
        mv.visitFieldInsn(Opcodes.PUTSTATIC, className + "Extensibility", "WSDL_REQUIRED", "Ljavax/xml/namespace/QName;");
        mv.visitInsn(Opcodes.RETURN);
        mv.visitMaxs(4, 0);
        mv.visitEnd();
    } else {
        fv = cw.visitField(Opcodes.ACC_PRIVATE, "required", "Ljava/lang/Boolean;", null, null);
        fv.visitEnd();
    }
    mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
    mv.visitCode();
    Label l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(33, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, className, "<init>", "()V", false);
    Label l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLineNumber(31, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitTypeInsn(Opcodes.NEW, "javax/xml/namespace/QName");
    mv.visitInsn(Opcodes.DUP);
    mv.visitLdcInsn(qname.getNamespaceURI());
    mv.visitLdcInsn(qname.getLocalPart());
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "javax/xml/namespace/QName", "<init>", "(Ljava/lang/String;Ljava/lang/String;)V", false);
    mv.visitFieldInsn(Opcodes.PUTFIELD, className + "Extensibility", "qn", "Ljavax/xml/namespace/QName;");
    Label l2 = helper.createLabel();
    mv.visitLabel(l2);
    mv.visitLineNumber(34, l2);
    mv.visitInsn(Opcodes.RETURN);
    Label l3 = helper.createLabel();
    mv.visitLabel(l3);
    mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l3, 0);
    mv.visitMaxs(5, 1);
    mv.visitEnd();
    mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "setElementType", "(Ljavax/xml/namespace/QName;)V", null, null);
    mv.visitCode();
    l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(37, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitFieldInsn(Opcodes.PUTFIELD, className + "Extensibility", "qn", "Ljavax/xml/namespace/QName;");
    l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLineNumber(38, l1);
    mv.visitInsn(Opcodes.RETURN);
    l2 = helper.createLabel();
    mv.visitLabel(l2);
    mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l2, 0);
    mv.visitLocalVariable("elementType", "Ljavax/xml/namespace/QName;", null, l0, l2, 1);
    mv.visitMaxs(2, 2);
    mv.visitEnd();
    mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getElementType", "()Ljavax/xml/namespace/QName;", null, null);
    av0 = mv.visitAnnotation("Ljavax/xml/bind/annotation/XmlTransient;", true);
    av0.visitEnd();
    mv.visitCode();
    l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(40, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, className + "Extensibility", "qn", "Ljavax/xml/namespace/QName;");
    mv.visitInsn(Opcodes.ARETURN);
    l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l1, 0);
    mv.visitMaxs(1, 1);
    mv.visitEnd();
    if (hasAttributes) {
        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getRequired", "()Ljava/lang/Boolean;", null, null);
        mv.visitCode();
        l0 = helper.createLabel();
        mv.visitLabel(l0);
        mv.visitLineNumber(66, l0);
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, className + "Extensibility", "getOtherAttributes", "()Ljava/util/Map;", false);
        mv.visitFieldInsn(Opcodes.GETSTATIC, className + "Extensibility", "WSDL_REQUIRED", "Ljavax/xml/namespace/QName;");
        mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Map", "get", "(Ljava/lang/Object;)Ljava/lang/Object;", true);
        mv.visitTypeInsn(Opcodes.CHECKCAST, "java/lang/String");
        mv.visitVarInsn(Opcodes.ASTORE, 1);
        l1 = helper.createLabel();
        mv.visitLabel(l1);
        mv.visitLineNumber(67, l1);
        mv.visitVarInsn(Opcodes.ALOAD, 1);
        l2 = helper.createLabel();
        mv.visitJumpInsn(Opcodes.IFNONNULL, l2);
        mv.visitInsn(Opcodes.ACONST_NULL);
        l3 = helper.createLabel();
        mv.visitJumpInsn(Opcodes.GOTO, l3);
        mv.visitLabel(l2);
        mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "java/lang/String" }, 0, null);
        mv.visitVarInsn(Opcodes.ALOAD, 1);
        mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf", "(Ljava/lang/String;)Ljava/lang/Boolean;", false);
        mv.visitLabel(l3);
        mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { "java/lang/Boolean" });
        mv.visitInsn(Opcodes.ARETURN);
        Label l4 = helper.createLabel();
        mv.visitLabel(l4);
        mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l4, 0);
        mv.visitLocalVariable("s", "Ljava/lang/String;", null, l1, l4, 1);
        mv.visitMaxs(2, 2);
        mv.visitEnd();
        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "setRequired", "(Ljava/lang/Boolean;)V", null, null);
        mv.visitCode();
        l0 = helper.createLabel();
        mv.visitLabel(l0);
        mv.visitLineNumber(76, l0);
        mv.visitVarInsn(Opcodes.ALOAD, 1);
        l1 = helper.createLabel();
        mv.visitJumpInsn(Opcodes.IFNONNULL, l1);
        l2 = helper.createLabel();
        mv.visitLabel(l2);
        mv.visitLineNumber(77, l2);
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, className + "Extensibility", "getOtherAttributes", "()Ljava/util/Map;", false);
        mv.visitFieldInsn(Opcodes.GETSTATIC, className + "Extensibility", "WSDL_REQUIRED", "Ljavax/xml/namespace/QName;");
        mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Map", "remove", "(Ljava/lang/Object;)Ljava/lang/Object;", true);
        mv.visitInsn(Opcodes.POP);
        l3 = helper.createLabel();
        mv.visitLabel(l3);
        mv.visitLineNumber(78, l3);
        l4 = helper.createLabel();
        mv.visitJumpInsn(Opcodes.GOTO, l4);
        mv.visitLabel(l1);
        mv.visitLineNumber(79, l1);
        mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, className + "Extensibility", "getOtherAttributes", "()Ljava/util/Map;", false);
        mv.visitFieldInsn(Opcodes.GETSTATIC, className + "Extensibility", "WSDL_REQUIRED", "Ljavax/xml/namespace/QName;");
        mv.visitVarInsn(Opcodes.ALOAD, 1);
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Boolean", "toString", "()Ljava/lang/String;", false);
        mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/Map", "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;", true);
        mv.visitInsn(Opcodes.POP);
        mv.visitLabel(l4);
        mv.visitLineNumber(81, l4);
        mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
        mv.visitInsn(Opcodes.RETURN);
        Label l5 = helper.createLabel();
        mv.visitLabel(l5);
        mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l5, 0);
        mv.visitLocalVariable("b", "Ljava/lang/Boolean;", null, l0, l5, 1);
        mv.visitMaxs(3, 2);
        mv.visitEnd();
    } else {
        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getRequired", "()Ljava/lang/Boolean;", null, null);
        mv.visitCode();
        l0 = helper.createLabel();
        mv.visitLabel(l0);
        mv.visitLineNumber(68, l0);
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitFieldInsn(Opcodes.GETFIELD, className + "Extensibility", "required", "Ljava/lang/Boolean;");
        mv.visitInsn(Opcodes.ARETURN);
        l1 = helper.createLabel();
        mv.visitLabel(l1);
        mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l1, 0);
        mv.visitMaxs(1, 1);
        mv.visitEnd();
        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "setRequired", "(Ljava/lang/Boolean;)V", null, null);
        mv.visitCode();
        l0 = helper.createLabel();
        mv.visitLabel(l0);
        mv.visitLineNumber(71, l0);
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitVarInsn(Opcodes.ALOAD, 1);
        mv.visitFieldInsn(Opcodes.PUTFIELD, className + "Extensibility", "required", "Ljava/lang/Boolean;");
        l1 = helper.createLabel();
        mv.visitLabel(l1);
        mv.visitLineNumber(72, l1);
        mv.visitInsn(Opcodes.RETURN);
        l2 = helper.createLabel();
        mv.visitLabel(l2);
        mv.visitLocalVariable("this", "L" + className + "Extensibility;", null, l0, l2, 0);
        mv.visitLocalVariable("b", "Ljava/lang/Boolean;", null, l0, l2, 1);
        mv.visitMaxs(2, 2);
        mv.visitEnd();
    }
    cw.visitEnd();
    byte[] bytes = cw.toByteArray();
    return helper.loadClass(className + "Extensibility", loader, bytes);
}
Also used : Label(org.apache.cxf.common.util.ASMHelper.Label) ASMHelper(org.apache.cxf.common.util.ASMHelper) Method(java.lang.reflect.Method) FieldVisitor(org.apache.cxf.common.util.ASMHelper.FieldVisitor) ClassWriter(org.apache.cxf.common.util.ASMHelper.ClassWriter) MethodVisitor(org.apache.cxf.common.util.ASMHelper.MethodVisitor) AnnotationVisitor(org.apache.cxf.common.util.ASMHelper.AnnotationVisitor) Map(java.util.Map) HashMap(java.util.HashMap)

Example 4 with MethodVisitor

use of org.apache.cxf.common.util.ASMHelper.MethodVisitor in project cxf by apache.

the class CorbaAnyHelper method addWriteOverride.

private static void addWriteOverride(ASMHelper helper, ClassWriter cw) {
    MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "write_value", "(Lorg/omg/CORBA/portable/OutputStream;)V", null, null);
    mv.visitCode();
    Label l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(61, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj", "Lorg/omg/CORBA/portable/Streamable;");
    Label l1 = helper.createLabel();
    mv.visitJumpInsn(Opcodes.IFNULL, l1);
    Label l2 = helper.createLabel();
    mv.visitLabel(l2);
    mv.visitLineNumber(62, l2);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitFieldInsn(Opcodes.GETFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj", "Lorg/omg/CORBA/portable/Streamable;");
    Label l3 = helper.createLabel();
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "org/omg/CORBA/portable/Streamable", "_write", "(Lorg/omg/CORBA/portable/OutputStream;)V", true);
    mv.visitJumpInsn(Opcodes.GOTO, l3);
    mv.visitLabel(l1);
    mv.visitLineNumber(64, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/sun/corba/se/impl/corba/AnyImpl", "write_value", "(Lorg/omg/CORBA/portable/OutputStream;)V", false);
    mv.visitLabel(l3);
    mv.visitLineNumber(66, l3);
    mv.visitInsn(Opcodes.RETURN);
    Label l4 = helper.createLabel();
    mv.visitLabel(l4);
    mv.visitLocalVariable("this", "Lorg/apache/cxf/binding/corba/utils/FixedAnyImpl;", null, l0, l4, 0);
    mv.visitLocalVariable("os", "Lorg/omg/CORBA/portable/OutputStream;", null, l0, l4, 1);
    mv.visitMaxs(2, 2);
    mv.visitEnd();
}
Also used : Label(org.apache.cxf.common.util.ASMHelper.Label) MethodVisitor(org.apache.cxf.common.util.ASMHelper.MethodVisitor)

Example 5 with MethodVisitor

use of org.apache.cxf.common.util.ASMHelper.MethodVisitor in project cxf by apache.

the class CorbaAnyHelper method addInsertOverride.

private static void addInsertOverride(ASMHelper helper, ClassWriter cw) {
    MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "insert_Streamable", "(Lorg/omg/CORBA/portable/Streamable;)V", null, null);
    mv.visitCode();
    Label l0 = helper.createLabel();
    mv.visitLabel(l0);
    mv.visitLineNumber(43, l0);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/sun/corba/se/impl/corba/AnyImpl", "insert_Streamable", "(Lorg/omg/CORBA/portable/Streamable;)V", false);
    Label l1 = helper.createLabel();
    mv.visitLabel(l1);
    mv.visitLineNumber(44, l1);
    mv.visitVarInsn(Opcodes.ALOAD, 0);
    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitFieldInsn(Opcodes.PUTFIELD, "org/apache/cxf/binding/corba/utils/FixedAnyImpl", "obj", "Lorg/omg/CORBA/portable/Streamable;");
    Label l2 = helper.createLabel();
    mv.visitLabel(l2);
    mv.visitLineNumber(45, l2);
    mv.visitInsn(Opcodes.RETURN);
    Label l3 = helper.createLabel();
    mv.visitLabel(l3);
    mv.visitLocalVariable("this", "Lorg/apache/cxf/binding/corba/utils/FixedAnyImpl;", null, l0, l3, 0);
    mv.visitLocalVariable("s", "Lorg/omg/CORBA/portable/Streamable;", null, l0, l3, 1);
    mv.visitMaxs(2, 2);
    mv.visitEnd();
}
Also used : Label(org.apache.cxf.common.util.ASMHelper.Label) MethodVisitor(org.apache.cxf.common.util.ASMHelper.MethodVisitor)

Aggregations

MethodVisitor (org.apache.cxf.common.util.ASMHelper.MethodVisitor)9 Label (org.apache.cxf.common.util.ASMHelper.Label)8 ASMHelper (org.apache.cxf.common.util.ASMHelper)3 ClassWriter (org.apache.cxf.common.util.ASMHelper.ClassWriter)3 FieldVisitor (org.apache.cxf.common.util.ASMHelper.FieldVisitor)3 HashMap (java.util.HashMap)2 Map (java.util.Map)2 Method (java.lang.reflect.Method)1 AnnotationVisitor (org.apache.cxf.common.util.ASMHelper.AnnotationVisitor)1
About Me
UseOf

Java Tutorials :

Simple Java RabbitMQ Example with Spring
Simple Springboot JPA Eclipeslink Example
Simple SpringBoot JPA Hibernate Example
Jackson JSON @JsonIgnore and @JsonIgnoreProperties Examples
Java Infinite recursion (StackOverflowError) Jackson solutions
Simple Java Jackson Serialize Objects to JSON and convert them back To Object
ElasticSearch 5 - Upload files using Java API in binary field Example
Java JAXB marshall unmarshall Examples from String and Stream
Java 8 forEach List and Map examples
ElasticSearch 5 Java API SearchRequestBuilder examples
Java ElasticSearch 5 examples with node index and mapping - running local
Convert String to int or Integer Java 8
Java 9 in action - JShell - Ubuntu
Java - removing invalid characters from a file name
Hello world!? or Hello Tutorial