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

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

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        cv_set_value.visitFieldInsn(PUTFIELD, className, PERSISTENCE_FIELDNAME_PREFIX + attribute + PERSISTENCE_FIELDNAME_POSTFIX, VHI_SIGNATURE);

        // if (valueholderinterface.isInstantiated()){
        cv_set_value.visitVarInsn(ALOAD, 1);
        cv_set_value.visitMethodInsn(INVOKEINTERFACE, VHI_SHORT_SIGNATURE, "isInstantiated", "()Z");
        Label l0 = new Label();
        cv_set_value.visitJumpInsn(IFEQ, l0);

        // Object object = getFoo();
        cv_set_value.visitVarInsn(ALOAD, 0);
        if (attributeDetails.getGetterMethodName() != null) {
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, attributeDetails.getGetterMethodName(), "()L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";");
        } else {
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, PERSISTENCE_GET + attributeDetails.attributeName, "()L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";");
        }
        cv_set_value.visitVarInsn(ASTORE, 2);

        // Object value = valueholderinterface.getValue();
        cv_set_value.visitVarInsn(ALOAD, 1);
        cv_set_value.visitMethodInsn(INVOKEINTERFACE, VHI_SHORT_SIGNATURE, "getValue", "()Ljava/lang/Object;");
        cv_set_value.visitVarInsn(ASTORE, 3);

        // if (object != value){
        cv_set_value.visitVarInsn(ALOAD, 2);
        cv_set_value.visitVarInsn(ALOAD, 3);
        if (attributeDetails.getSetterMethodName() != null) {
            cv_set_value.visitJumpInsn(IF_ACMPEQ, l0);
            // setFoo((EntityC)value);
            cv_set_value.visitVarInsn(ALOAD, 0);
            cv_set_value.visitVarInsn(ALOAD, 3);
            cv_set_value.visitTypeInsn(CHECKCAST, attributeDetails.getReferenceClassName().replace('.', '/'));
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, attributeDetails.getSetterMethodName(), "(L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";)V");
            //}
            cv_set_value.visitLabel(l0);
        } else {
            Label l1 = new Label();
            cv_set_value.visitJumpInsn(IF_ACMPEQ, l1);
            // _persistence_setFoo((EntityC)value);
            cv_set_value.visitVarInsn(ALOAD, 0);
            cv_set_value.visitVarInsn(ALOAD, 3);
            cv_set_value.visitTypeInsn(CHECKCAST, attributeDetails.getReferenceClassName().replace('.', '/'));
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, PERSISTENCE_SET + attributeDetails.getAttributeName(), "(L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";)V");
            // }
            cv_set_value.visitLabel(l1);
            cv_set_value.visitFrame(F_SAME, 0, null, 0, null);
            Label l2 = new Label();
            cv_set_value.visitJumpInsn(GOTO, l2);
            // } 
            cv_set_value.visitLabel(l0);
            // else {
            cv_set_value.visitFrame(F_SAME, 0, null, 0, null);
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                                                            // !attributeDetails.isAttributeOnSuperClass())
                                                            // {
                    // clone._attribute_vh = this._attribute_vh.clone();
                    cv_clone.visitVarInsn(ALOAD, 0);
                    cv_clone.visitFieldInsn(GETFIELD, classDetails.getClassName(), PERSISTENCE_FIELDNAME_PREFIX + attributeDetails.getAttributeName() + PERSISTENCE_FIELDNAME_POSTFIX, ClassWeaver.VHI_SIGNATURE);
                    Label label = new Label();
                    cv_clone.visitJumpInsn(IFNULL, label);
                    cv_clone.visitVarInsn(ALOAD, 0);
                    cv_clone.visitVarInsn(ALOAD, 0);
                    cv_clone.visitFieldInsn(GETFIELD, classDetails.getClassName(), PERSISTENCE_FIELDNAME_PREFIX + attributeDetails.getAttributeName() + PERSISTENCE_FIELDNAME_POSTFIX, ClassWeaver.VHI_SIGNATURE);
                    cv_clone.visitMethodInsn(INVOKEINTERFACE, ClassWeaver.VHI_SHORT_SIGNATURE, "clone", "()Ljava/lang/Object;");
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     */
    public void addPersistenceGetSet(ClassDetails classDetails) {
        // create the _persistence_get() method
        MethodVisitor cv_get = cv.visitMethod(ACC_PUBLIC, "_persistence_get", "(Ljava/lang/String;)Ljava/lang/Object;", null, null);

        Label label = null;
        for (AttributeDetails attributeDetails : classDetails.getAttributesMap().values()) {
            if (!attributeDetails.isAttributeOnSuperClass() && !attributeDetails.isVirtualProperty()) {
                if (label != null) {
                    cv_get.visitLabel(label);
                }
                // else if (attribute == "address")
                cv_get.visitVarInsn(ALOAD, 1);
                cv_get.visitLdcInsn(attributeDetails.getAttributeName().intern());
                label = new Label();
                cv_get.visitJumpInsn(IF_ACMPNE, label);
                // return this.address
                cv_get.visitVarInsn(ALOAD, 0);
                cv_get.visitFieldInsn(GETFIELD, classDetails.getClassName(), attributeDetails.getAttributeName(), attributeDetails.getReferenceClassType().getDescriptor());
                // if this is a primitive, get the wrapper class
                String wrapper = ClassWeaver.wrapperFor(attributeDetails.getReferenceClassType().getSort());
                if (wrapper != null) {
                    // Call valueOf on the wrapper (more optimal than
                    // constructor).
                    cv_get.visitMethodInsn(INVOKESTATIC, wrapper, "valueOf", "(" + attributeDetails.getReferenceClassType().getDescriptor() + ")L" + wrapper + ";");
                }

                cv_get.visitInsn(ARETURN);
            }
        }
        if (label != null) {
            cv_get.visitLabel(label);
        }
        // call super, or return null
        if (classDetails.getSuperClassDetails() == null) {
            // return null;
            cv_get.visitInsn(ACONST_NULL);
        } else {
            cv_get.visitVarInsn(ALOAD, 0);
            cv_get.visitVarInsn(ALOAD, 1);
            cv_get.visitMethodInsn(INVOKESPECIAL, classDetails.getSuperClassName(), "_persistence_get", "(Ljava/lang/String;)Ljava/lang/Object;");
        }

        cv_get.visitInsn(ARETURN);
        cv_get.visitMaxs(0, 0);

        // create the _persistence_set() method
        MethodVisitor cv_set = cv.visitMethod(ACC_PUBLIC, "_persistence_set", "(Ljava/lang/String;Ljava/lang/Object;)V", null, null);

        label = null;
        for (AttributeDetails attribute : classDetails.getAttributesMap().values()) {
            if (!attribute.isAttributeOnSuperClass() && !attribute.isVirtualProperty()) {
                if (label != null) {
                    cv_set.visitLabel(label);
                }
                // else if (attribute == "address")
                cv_set.visitVarInsn(ALOAD, 1);
                cv_set.visitLdcInsn(attribute.getAttributeName().intern());
                label = new Label();
                cv_set.visitJumpInsn(IF_ACMPNE, label);
                // this.address = (String)value;
                cv_set.visitVarInsn(ALOAD, 0);
                cv_set.visitVarInsn(ALOAD, 2);
                String wrapper = wrapperFor(attribute.getReferenceClassType().getSort());
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        cv_resetFetchGroup.visitMaxs(0, 0);

        MethodVisitor cv_isAttributeFetched = cv.visitMethod(ACC_PUBLIC, "_persistence_isAttributeFetched", "(Ljava/lang/String;)Z", null, null);
        cv_isAttributeFetched.visitVarInsn(ALOAD, 0);
        cv_isAttributeFetched.visitFieldInsn(GETFIELD, classDetails.getClassName(), "_persistence_fetchGroup", FETCHGROUP_SIGNATURE);
        Label gotoTrue = new Label();
        cv_isAttributeFetched.visitJumpInsn(IFNULL, gotoTrue);
        cv_isAttributeFetched.visitVarInsn(ALOAD, 0);
        cv_isAttributeFetched.visitFieldInsn(GETFIELD, classDetails.getClassName(), "_persistence_fetchGroup", FETCHGROUP_SIGNATURE);
        cv_isAttributeFetched.visitVarInsn(ALOAD, 1);
        cv_isAttributeFetched.visitMethodInsn(INVOKEVIRTUAL, FETCHGROUP_SHORT_SIGNATURE, "containsAttributeInternal", "(Ljava/lang/String;)Z");
        Label gotoFalse = new Label();
        cv_isAttributeFetched.visitJumpInsn(IFEQ, gotoFalse);
        cv_isAttributeFetched.visitLabel(gotoTrue);
        cv_isAttributeFetched.visitInsn(ICONST_1);
        Label gotoReturn = new Label();
        cv_isAttributeFetched.visitJumpInsn(GOTO, gotoReturn);
        cv_isAttributeFetched.visitLabel(gotoFalse);
        cv_isAttributeFetched.visitInsn(ICONST_0);
        cv_isAttributeFetched.visitLabel(gotoReturn);
        cv_isAttributeFetched.visitInsn(IRETURN);
        cv_isAttributeFetched.visitMaxs(0, 0);

        MethodVisitor cv_checkFetched = cv.visitMethod(ACC_PUBLIC, "_persistence_checkFetched", "(Ljava/lang/String;)V", null, null);
        cv_checkFetched.visitVarInsn(ALOAD, 0);
        cv_checkFetched.visitVarInsn(ALOAD, 1);
        cv_checkFetched.visitMethodInsn(INVOKEVIRTUAL, classDetails.getClassName(), "_persistence_isAttributeFetched", "(Ljava/lang/String;)Z");
        gotoReturn = new Label();
        cv_checkFetched.visitJumpInsn(IFNE, gotoReturn);
        cv_checkFetched.visitVarInsn(ALOAD, 0);
        cv_checkFetched.visitTypeInsn(CHECKCAST, FETCHGROUP_TRACKER_SHORT_SIGNATURE);
        cv_checkFetched.visitVarInsn(ALOAD, 1);
        cv_checkFetched.visitMethodInsn(INVOKESTATIC, ENTITY_MANAGER_IMPL_SHORT_SIGNATURE, "processUnfetchedAttribute", "(" + FETCHGROUP_TRACKER_SIGNATURE + "Ljava/lang/String;)V");
        cv_checkFetched.visitLabel(gotoReturn);
        cv_checkFetched.visitInsn(RETURN);
        cv_checkFetched.visitMaxs(0, 0);

        MethodVisitor cv_checkFetchedForSet = cv.visitMethod(ACC_PUBLIC, "_persistence_checkFetchedForSet", "(Ljava/lang/String;)V", null, null);
        cv_checkFetchedForSet.visitVarInsn(ALOAD, 0);
        cv_checkFetchedForSet.visitVarInsn(ALOAD, 1);
        cv_checkFetchedForSet.visitMethodInsn(INVOKEVIRTUAL, classDetails.getClassName(), "_persistence_isAttributeFetched", "(Ljava/lang/String;)Z");
        gotoReturn = new Label();
        cv_checkFetchedForSet.visitJumpInsn(IFNE, gotoReturn);
        cv_checkFetchedForSet.visitVarInsn(ALOAD, 0);
        cv_checkFetchedForSet.visitTypeInsn(CHECKCAST, FETCHGROUP_TRACKER_SHORT_SIGNATURE);
        cv_checkFetchedForSet.visitVarInsn(ALOAD, 1);
        cv_checkFetchedForSet.visitMethodInsn(INVOKESTATIC, ENTITY_MANAGER_IMPL_SHORT_SIGNATURE, "processUnfetchedAttributeForSet", "(" + FETCHGROUP_TRACKER_SIGNATURE + "Ljava/lang/String;)V");
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        String methodSig = "(L" + mapType.getInternalName() + "<L" + internalKeyName + ";L" + internalValueName + ";>;)V";
        mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "setItem", "(L" + mapType.getInternalName() + ";)V", methodSig, null);
        // TODO: Verify that we really want to put @XmlTranient on setItem
        // method
        mv.visitAnnotation("Ljavax/xml/bind/annotation/XmlTransient;", true);
        Label l0 = new Label();
        mv.visitLabel(l0);
        mv.visitVarInsn(Opcodes.ALOAD, 0);
        mv.visitVarInsn(Opcodes.ALOAD, 1);
        mv.visitFieldInsn(Opcodes.PUTFIELD, qualifiedInternalClassName, "entry", L + mapType.getInternalName() + SEMI_COLON);
        mv.visitInsn(Opcodes.RETURN);
        Label l1 = new Label();
        mv.visitLabel(l1);

        // Replacement?:LocalVariableTypeTableAttribute cvAttr = new
        // LocalVariableTypeTableAttribute();
        // mv.visitAttribute(cvAttr);
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          // }    
            mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getItem", "()Ljava/lang/Object;", null, null);
          mv.visitCode();
          mv.visitVarInsn(Opcodes.ALOAD, 0);
          mv.visitFieldInsn(Opcodes.GETFIELD, classNameSeparatedBySlash, "adaptedValue", "Ljava/util/Collection;");
          Label l0 = new Label();
          mv.visitJumpInsn(Opcodes.IFNONNULL, l0);
          mv.visitInsn(Opcodes.ACONST_NULL);
          mv.visitInsn(Opcodes.ARETURN);
          mv.visitLabel(l0);
          mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
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        MethodVisitor cv_addPC = cv.visitMethod(ACC_PUBLIC, "_persistence_propertyChange", "(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V", null, null);

        // if (_toplink_Listener != null)
        cv_addPC.visitVarInsn(ALOAD, 0);
        cv_addPC.visitFieldInsn(GETFIELD, classDetails.getClassName(), "_persistence_listener", PCL_SIGNATURE);
        Label l0 = new Label();
        cv_addPC.visitJumpInsn(IFNULL, l0);

        // if (obj != obj1)
        cv_addPC.visitVarInsn(ALOAD, 2);
        cv_addPC.visitVarInsn(ALOAD, 3);
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        MethodVisitor cv_init_VH = cv.visitMethod(ACC_PROTECTED, "_persistence_initialize_" + attribute + PERSISTENCE_FIELDNAME_POSTFIX, "()V", null, null);

        // if(_persistence_attribute_vh == null){
        cv_init_VH.visitVarInsn(ALOAD, 0);
        cv_init_VH.visitFieldInsn(GETFIELD, className, PERSISTENCE_FIELDNAME_PREFIX + attribute + PERSISTENCE_FIELDNAME_POSTFIX, VHI_SIGNATURE);
        Label l0 = new Label();
        cv_init_VH.visitJumpInsn(IFNONNULL, l0);

        // _persistence_attribute_vh = new ValueHolder(this.attribute);
        cv_init_VH.visitVarInsn(ALOAD, 0);
        cv_init_VH.visitTypeInsn(NEW, VH_SHORT_SIGNATURE);
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        // if (_toplink_foo_vh.isCoordinatedWithProperty() ||
        // _toplink_foo_vh.isNewlyWeavedValueHolder()){
        cv_get_VH.visitVarInsn(ALOAD, 0);
        cv_get_VH.visitFieldInsn(GETFIELD, classDetails.getClassName(), PERSISTENCE_FIELDNAME_PREFIX + attribute + PERSISTENCE_FIELDNAME_POSTFIX, VHI_SIGNATURE);
        cv_get_VH.visitMethodInsn(INVOKEINTERFACE, VHI_SHORT_SIGNATURE, "isCoordinatedWithProperty", "()Z");
        Label l0 = new Label();
        cv_get_VH.visitJumpInsn(IFNE, l0);
        cv_get_VH.visitVarInsn(ALOAD, 0);
        cv_get_VH.visitFieldInsn(GETFIELD, classDetails.getClassName(), PERSISTENCE_FIELDNAME_PREFIX + attribute + PERSISTENCE_FIELDNAME_POSTFIX, VHI_SIGNATURE);
        cv_get_VH.visitMethodInsn(INVOKEINTERFACE, VHI_SHORT_SIGNATURE, "isNewlyWeavedValueHolder", "()Z");
        Label l1 = new Label();
        cv_get_VH.visitJumpInsn(IFEQ, l1);
        cv_get_VH.visitLabel(l0);
        cv_get_VH.visitVarInsn(ALOAD, 0);

        // EntityC object = (EntityC)getFoo();
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        cv_set_value.visitFieldInsn(PUTFIELD, className, PERSISTENCE_FIELDNAME_PREFIX + attribute + PERSISTENCE_FIELDNAME_POSTFIX, VHI_SIGNATURE);

        // if (valueholderinterface.isInstantiated()){
        cv_set_value.visitVarInsn(ALOAD, 1);
        cv_set_value.visitMethodInsn(INVOKEINTERFACE, VHI_SHORT_SIGNATURE, "isInstantiated", "()Z");
        Label l0 = new Label();
        cv_set_value.visitJumpInsn(IFEQ, l0);

        // Object object = getFoo();
        cv_set_value.visitVarInsn(ALOAD, 0);
        if (attributeDetails.getGetterMethodName() != null) {
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, attributeDetails.getGetterMethodName(), "()L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";");
        } else {
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, PERSISTENCE_GET + attributeDetails.attributeName, "()L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";");
        }
        cv_set_value.visitVarInsn(ASTORE, 2);

        // Object value = valueholderinterface.getValue();
        cv_set_value.visitVarInsn(ALOAD, 1);
        cv_set_value.visitMethodInsn(INVOKEINTERFACE, VHI_SHORT_SIGNATURE, "getValue", "()Ljava/lang/Object;");
        cv_set_value.visitVarInsn(ASTORE, 3);

        // if (object != value){
        cv_set_value.visitVarInsn(ALOAD, 2);
        cv_set_value.visitVarInsn(ALOAD, 3);
        if (attributeDetails.getSetterMethodName() != null) {
            cv_set_value.visitJumpInsn(IF_ACMPEQ, l0);
            // setFoo((EntityC)value);
            cv_set_value.visitVarInsn(ALOAD, 0);
            cv_set_value.visitVarInsn(ALOAD, 3);
            cv_set_value.visitTypeInsn(CHECKCAST, attributeDetails.getReferenceClassName().replace('.', '/'));
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, attributeDetails.getSetterMethodName(), "(L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";)V");
            //}
            cv_set_value.visitLabel(l0);
        } else {
            Label l1 = new Label();
            cv_set_value.visitJumpInsn(IF_ACMPEQ, l1);
            // _persistence_setFoo((EntityC)value);
            cv_set_value.visitVarInsn(ALOAD, 0);
            cv_set_value.visitVarInsn(ALOAD, 3);
            cv_set_value.visitTypeInsn(CHECKCAST, attributeDetails.getReferenceClassName().replace('.', '/'));
            cv_set_value.visitMethodInsn(INVOKEVIRTUAL, className, PERSISTENCE_SET + attributeDetails.getAttributeName(), "(L" + attributeDetails.getReferenceClassName().replace('.', '/') + ";)V");
            // }
            cv_set_value.visitLabel(l1);
            cv_set_value.visitFrame(F_SAME, 0, null, 0, null);
            Label l2 = new Label();
            cv_set_value.visitJumpInsn(GOTO, l2);
            // } 
            cv_set_value.visitLabel(l0);
            // else {
            cv_set_value.visitFrame(F_SAME, 0, null, 0, null);
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