ttl-integrations/vertx3-ttl-integration/src/main/java/com/alibaba/ttl/integration/vertx3/agent/transformlet/VertxFutureTtlTransformlet.java [47:83]:
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    @Override
    public void doTransform(@NonNull ClassInfo classInfo) throws CannotCompileException, NotFoundException, IOException {
        final CtClass clazz = classInfo.getCtClass();
        if (TO_BE_TRANSFORMED_CLASS_NAMES.contains(classInfo.getClassName())) {
            for (CtMethod method : clazz.getDeclaredMethods()) {
                updateSetHandlerMethodsOfFutureClass_decorateToTtlWrapperAndSetAutoWrapperAttachment(method);
            }
            classInfo.setModified();
        }
    }

    private void updateSetHandlerMethodsOfFutureClass_decorateToTtlWrapperAndSetAutoWrapperAttachment(CtMethod method) throws NotFoundException, CannotCompileException {
        final int modifiers = method.getModifiers();
        if (!checkMethodNeedToBeDecorated(modifiers)) {
            return;
        }

        CtClass[] parameterTypes = method.getParameterTypes();
        StringBuilder insertCode = new StringBuilder();
        for (int i = 0; i < parameterTypes.length; i++) {
            final String paramTypeName = parameterTypes[i].getName();
            if (HANDLER_CLASS_NAME.equals(paramTypeName)) {
                String code = String.format(
                    // decorate to TTL wrapper,
                    // and then set AutoWrapper attachment/Tag
                    "$%d = %s.get($%1$d, false, true);"
                        + "%n    com.alibaba.ttl.spi.TtlAttachmentsDelegate.setAutoWrapperAttachment($%1$d);",
                    i + 1, TTL_HANDLER_CLASS_NAME);
                logger.info("insert code before method " + signatureOfMethod(method) + " of class " + method.getDeclaringClass().getName() + ":\n" + code);
                insertCode.append(code);
            }
        }
        if (insertCode.length() > 0) method.insertBefore(insertCode.toString());
    }

    private boolean checkMethodNeedToBeDecorated(int modifiers) {
        return Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) && !Modifier.isAbstract(modifiers);
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ttl-integrations/vertx4-ttl-integration/src/main/java/com/alibaba/ttl/integration/vertx4/agent/transformlet/VertxFutureTtlTransformlet.java [42:78]:
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    @Override
    public void doTransform(@NonNull ClassInfo classInfo) throws CannotCompileException, NotFoundException, IOException {
        final CtClass clazz = classInfo.getCtClass();
        if (TO_BE_TRANSFORMED_CLASS_NAMES.contains(classInfo.getClassName())) {
            for (CtMethod method : clazz.getDeclaredMethods()) {
                updateSetHandlerMethodsOfFutureClass_decorateToTtlWrapperAndSetAutoWrapperAttachment(method);
            }
            classInfo.setModified();
        }
    }

    private void updateSetHandlerMethodsOfFutureClass_decorateToTtlWrapperAndSetAutoWrapperAttachment(CtMethod method) throws NotFoundException, CannotCompileException {
        final int modifiers = method.getModifiers();
        if (!checkMethodNeedToBeDecorated(modifiers)) {
            return;
        }

        CtClass[] parameterTypes = method.getParameterTypes();
        StringBuilder insertCode = new StringBuilder();
        for (int i = 0; i < parameterTypes.length; i++) {
            final String paramTypeName = parameterTypes[i].getName();
            if (HANDLER_CLASS_NAME.equals(paramTypeName)) {
                String code = String.format(
                    // decorate to TTL wrapper,
                    // and then set AutoWrapper attachment/Tag
                    "$%d = %s.get($%1$d, false, true);"
                        + "%n    com.alibaba.ttl.spi.TtlAttachmentsDelegate.setAutoWrapperAttachment($%1$d);",
                    i + 1, TTL_HANDLER_CLASS_NAME);
                logger.info("insert code before method " + signatureOfMethod(method) + " of class " + method.getDeclaringClass().getName() + ":\n" + code);
                insertCode.append(code);
            }
        }
        if (insertCode.length() > 0) method.insertBefore(insertCode.toString());
    }

    private boolean checkMethodNeedToBeDecorated(int modifiers) {
        return Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) && !Modifier.isAbstract(modifiers);
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