org.springframework.core.LocalVariableTableParameterNameDiscoverer Java Examples

@Before
public void setup() throws Exception {
	this.resolver = new PayloadMethodArgumentResolver(new StringMessageConverter(), testValidator());

	Method payloadMethod = PayloadMethodArgumentResolverTests.class.getDeclaredMethod(
			"handleMessage", String.class, String.class, Locale.class,
			String.class, String.class, String.class, String.class);

	this.paramAnnotated = new SynthesizingMethodParameter(payloadMethod, 0);
	this.paramAnnotatedNotRequired = new SynthesizingMethodParameter(payloadMethod, 1);
	this.paramAnnotatedRequired = new SynthesizingMethodParameter(payloadMethod, 2);
	this.paramWithSpelExpression = new SynthesizingMethodParameter(payloadMethod, 3);
	this.paramValidated = new SynthesizingMethodParameter(payloadMethod, 4);
	this.paramValidated.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	this.paramValidatedNotAnnotated = new SynthesizingMethodParameter(payloadMethod, 5);
	this.paramNotAnnotated = new SynthesizingMethodParameter(payloadMethod, 6);
}
 

/**
 * 获取缓存的key
 * key 定义在注解上，支持SPEL表达式
 */
private String parseKey(String key, Method method, Object[] args) {
    //获取被拦截方法参数名列表(使用Spring支持类库)
    LocalVariableTableParameterNameDiscoverer u =
            new LocalVariableTableParameterNameDiscoverer();
    String[] paraNameArr = u.getParameterNames(method);

    //使用SPEL进行key的解析
    ExpressionParser parser = new SpelExpressionParser();
    //SPEL上下文
    StandardEvaluationContext context = new StandardEvaluationContext();
    //把方法参数放入SPEL上下文中
    for (int i = 0; i < paraNameArr.length; i++) {
        context.setVariable(paraNameArr[i], args[i]);
    }
    return parser.parseExpression(key).getValue(context, String.class);
}
 

/**
 * 支持 #p0 参数索引的表达式解析
 * @param rootObject 根对象,method 所在的对象
 * @param spel 表达式
 * @param method ，目标方法
 * @param args 方法入参
 * @return 解析后的字符串
 */
public static String parse(Object rootObject,String spel, Method method, Object[] args) {
    if (StrUtil.isBlank(spel)) {
        return StrUtil.EMPTY;
    }
    //获取被拦截方法参数名列表(使用Spring支持类库)
    LocalVariableTableParameterNameDiscoverer u =
            new LocalVariableTableParameterNameDiscoverer();
    String[] paraNameArr = u.getParameterNames(method);
    if (ArrayUtil.isEmpty(paraNameArr)) {
        return spel;
    }
    //使用SPEL进行key的解析
    ExpressionParser parser = new SpelExpressionParser();
    //SPEL上下文
    StandardEvaluationContext context = new MethodBasedEvaluationContext(rootObject,method,args,u);
    //把方法参数放入SPEL上下文中
    for (int i = 0; i < paraNameArr.length; i++) {
        context.setVariable(paraNameArr[i], args[i]);
    }
    return parser.parseExpression(spel).getValue(context, String.class);
}
 

private String getLockKey(Method method,String targetName, String methodName, String[] keys, Object[] arguments) {

        StringBuilder sb = new StringBuilder();
        sb.append("lock.").append(targetName).append(".").append(methodName);
        if(keys != null) {
            String keyStr = Joiner.on(".").skipNulls().join(keys);
            if(!StringUtils.isBlank(keyStr)) {
                LocalVariableTableParameterNameDiscoverer discoverer = new LocalVariableTableParameterNameDiscoverer();
                String[] parameters =discoverer.getParameterNames(method);
                ExpressionParser parser = new SpelExpressionParser();
                Expression expression = parser.parseExpression(keyStr);
                EvaluationContext context = new StandardEvaluationContext();
                int length = parameters.length;
                if (length > 0) {
                    for (int i = 0; i < length; i++) {
                        context.setVariable(parameters[i], arguments[i]);
                    }
                }
                String keysValue = expression.getValue(context, String.class);
                sb.append("#").append(keysValue);
            }
        }
        return sb.toString();
    }
 

/**
* @Description: 获取请求参数
* @author: scott
* @date: 2020/4/16 0:10
* @param request:  request
* @param joinPoint:  joinPoint
* @Return: java.lang.String
*/
private String getReqestParams(HttpServletRequest request, JoinPoint joinPoint) {
	String httpMethod = request.getMethod();
	String params = "";
	if ("POST".equals(httpMethod) || "PUT".equals(httpMethod) || "PATCH".equals(httpMethod)) {
		Object[] paramsArray = joinPoint.getArgs();
		params = JSONObject.toJSONString(paramsArray);
	} else {
		MethodSignature signature = (MethodSignature) joinPoint.getSignature();
		Method method = signature.getMethod();
		// 请求的方法参数值
		Object[] args = joinPoint.getArgs();
		// 请求的方法参数名称
		LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
		String[] paramNames = u.getParameterNames(method);
		if (args != null && paramNames != null) {
			for (int i = 0; i < args.length; i++) {
				params += "  " + paramNames[i] + ": " + args[i];
			}
		}
	}
	return params;
}
 

@Before
public void setup() throws Exception {

	this.resolver = new PayloadArgumentResolver(new StringMessageConverter(), testValidator());

	Method payloadMethod = PayloadArgumentResolverTests.class.getDeclaredMethod(
			"handleMessage", String.class, String.class, Locale.class,
			String.class, String.class, String.class, String.class);

	this.paramAnnotated = new SynthesizingMethodParameter(payloadMethod, 0);
	this.paramAnnotatedNotRequired = new SynthesizingMethodParameter(payloadMethod, 1);
	this.paramAnnotatedRequired = new SynthesizingMethodParameter(payloadMethod, 2);
	this.paramWithSpelExpression = new SynthesizingMethodParameter(payloadMethod, 3);
	this.paramValidated = new SynthesizingMethodParameter(payloadMethod, 4);
	this.paramValidated.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	this.paramValidatedNotAnnotated = new SynthesizingMethodParameter(payloadMethod, 5);
	this.paramNotAnnotated = new SynthesizingMethodParameter(payloadMethod, 6);
}
 

@Before
public void setUp() throws Exception {
	this.resolver = new MatrixVariableMethodArgumentResolver();

	Method method = getClass().getMethod("handle", String.class, List.class, int.class);
	this.paramString = new MethodParameter(method, 0);
	this.paramColors = new MethodParameter(method, 1);
	this.paramYear = new MethodParameter(method, 2);

	this.paramColors.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());

	this.mavContainer = new ModelAndViewContainer();
	this.request = new MockHttpServletRequest();
	this.webRequest = new ServletWebRequest(request, new MockHttpServletResponse());

	Map<String, MultiValueMap<String, String>> params = new LinkedHashMap<String, MultiValueMap<String, String>>();
	this.request.setAttribute(HandlerMapping.MATRIX_VARIABLES_ATTRIBUTE, params);
}
 

/**
 * 该方法只适用cglib
 *
 * @param key
 * @param method
 * @param args
 * @return
 */
private String parseKey(String key, Method method, Object[] args) {

    //如果不含# 则判断不为spel表达式，这有一定的误差，但是够用
    // fixme
    //TODO
    if (!key.contains( "#" ) || StringUtils.isEmpty( key )) {
        return key;
    }
    //获取被拦截方法参数名列表(使用Spring支持类库)
    LocalVariableTableParameterNameDiscoverer u =
            new LocalVariableTableParameterNameDiscoverer();
    String[] paraNameArr = u.getParameterNames( method );

    //使用SPEL进行key的解析
    ExpressionParser parser = new SpelExpressionParser();
    //SPEL上下文
    StandardEvaluationContext context = new StandardEvaluationContext();
    //把方法参数放入SPEL上下文中
    for (int i = 0; i < paraNameArr.length; i++) {
        context.setVariable( paraNameArr[i], args[i] );
    }
    return parser.parseExpression( key ).getValue( context, String.class );
}
 

@Override
public void saveLog(ProceedingJoinPoint point, Method method, String ip, String operation, String username, long start) {
    Log log = new Log();
    log.setIp(ip);

    log.setUsername(username);
    log.setTime(System.currentTimeMillis() - start);
    log.setOperation(operation);

    String className = point.getTarget().getClass().getName();
    String methodName = method.getName();
    log.setMethod(className + "." + methodName + "()");

    Object[] args = point.getArgs();
    LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
    String[] paramNames = u.getParameterNames(method);
    if (args != null && paramNames != null) {
        StringBuilder params = new StringBuilder();
        params = handleParams(params, args, Arrays.asList(paramNames));
        log.setParams(params.toString());
    }
    log.setCreateTime(new Date());
    log.setLocation(AddressUtil.getCityInfo(ip));
    // 保存系统日志
    save(log);
}
 

@Ignore
@Test
public void testAutowireCandidateWithConstructorDescriptor() throws Exception {
	DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
	ConstructorArgumentValues cavs1 = new ConstructorArgumentValues();
	cavs1.addGenericArgumentValue(JUERGEN);
	RootBeanDefinition person1 = new RootBeanDefinition(Person.class, cavs1, null);
	person1.addQualifier(new AutowireCandidateQualifier(TestQualifier.class));
	lbf.registerBeanDefinition(JUERGEN, person1);
	ConstructorArgumentValues cavs2 = new ConstructorArgumentValues();
	cavs2.addGenericArgumentValue(MARK);
	RootBeanDefinition person2 = new RootBeanDefinition(Person.class, cavs2, null);
	lbf.registerBeanDefinition(MARK, person2);
	MethodParameter param = new MethodParameter(QualifiedTestBean.class.getDeclaredConstructor(Person.class), 0);
	DependencyDescriptor qualifiedDescriptor = new DependencyDescriptor(param, false);
	param.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	assertEquals("tpb", param.getParameterName());
	assertTrue(lbf.isAutowireCandidate(JUERGEN, null));
	assertTrue(lbf.isAutowireCandidate(JUERGEN, qualifiedDescriptor));
	assertFalse(lbf.isAutowireCandidate(MARK, qualifiedDescriptor));
}
 

@Ignore
@Test
public void testAutowireCandidateWithConstructorDescriptor() throws Exception {
	DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
	ConstructorArgumentValues cavs1 = new ConstructorArgumentValues();
	cavs1.addGenericArgumentValue(JUERGEN);
	RootBeanDefinition person1 = new RootBeanDefinition(Person.class, cavs1, null);
	person1.addQualifier(new AutowireCandidateQualifier(TestQualifier.class));
	lbf.registerBeanDefinition(JUERGEN, person1);
	ConstructorArgumentValues cavs2 = new ConstructorArgumentValues();
	cavs2.addGenericArgumentValue(MARK);
	RootBeanDefinition person2 = new RootBeanDefinition(Person.class, cavs2, null);
	lbf.registerBeanDefinition(MARK, person2);
	MethodParameter param = new MethodParameter(QualifiedTestBean.class.getDeclaredConstructor(Person.class), 0);
	DependencyDescriptor qualifiedDescriptor = new DependencyDescriptor(param, false);
	param.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	assertEquals("tpb", param.getParameterName());
	assertTrue(lbf.isAutowireCandidate(JUERGEN, null));
	assertTrue(lbf.isAutowireCandidate(JUERGEN, qualifiedDescriptor));
	assertFalse(lbf.isAutowireCandidate(MARK, qualifiedDescriptor));
}
 

/**
* @Description: 获取请求参数
* @author: scott
* @date: 2020/4/16 0:10
* @param request:  request
* @param joinPoint:  joinPoint
* @Return: java.lang.String
*/
private String getReqestParams(HttpServletRequest request, JoinPoint joinPoint) {
	String httpMethod = request.getMethod();
	String params = "";
	if ("POST".equals(httpMethod) || "PUT".equals(httpMethod) || "PATCH".equals(httpMethod)) {
		Object[] paramsArray = joinPoint.getArgs();
		params = JSONObject.toJSONString(paramsArray);
	} else {
		MethodSignature signature = (MethodSignature) joinPoint.getSignature();
		Method method = signature.getMethod();
		// 请求的方法参数值
		Object[] args = joinPoint.getArgs();
		// 请求的方法参数名称
		LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
		String[] paramNames = u.getParameterNames(method);
		if (args != null && paramNames != null) {
			for (int i = 0; i < args.length; i++) {
				params += "  " + paramNames[i] + ": " + args[i];
			}
		}
	}
	return params;
}
 

@Ignore
@Test
public void testAutowireCandidateWithConstructorDescriptor() throws Exception {
	DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
	ConstructorArgumentValues cavs1 = new ConstructorArgumentValues();
	cavs1.addGenericArgumentValue(JUERGEN);
	RootBeanDefinition person1 = new RootBeanDefinition(Person.class, cavs1, null);
	person1.addQualifier(new AutowireCandidateQualifier(TestQualifier.class));
	lbf.registerBeanDefinition(JUERGEN, person1);
	ConstructorArgumentValues cavs2 = new ConstructorArgumentValues();
	cavs2.addGenericArgumentValue(MARK);
	RootBeanDefinition person2 = new RootBeanDefinition(Person.class, cavs2, null);
	lbf.registerBeanDefinition(MARK, person2);
	MethodParameter param = new MethodParameter(QualifiedTestBean.class.getDeclaredConstructor(Person.class), 0);
	DependencyDescriptor qualifiedDescriptor = new DependencyDescriptor(param, false);
	param.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	assertEquals("tpb", param.getParameterName());
	assertTrue(lbf.isAutowireCandidate(JUERGEN, null));
	assertTrue(lbf.isAutowireCandidate(JUERGEN, qualifiedDescriptor));
	assertFalse(lbf.isAutowireCandidate(MARK, qualifiedDescriptor));
}
 

protected List<MethodParameterInfo> getMethodParameters(Method method) {
    ArrayList<MethodParameterInfo> params = new ArrayList<>();

    Class<?>[] parameterTypes = method.getParameterTypes();

    LocalVariableTableParameterNameDiscoverer parameterNameDiscoverer = new LocalVariableTableParameterNameDiscoverer();
    String[] parameterNames = parameterNameDiscoverer.getParameterNames(method);

    if (parameterTypes != null) {
        for (int i = 0; i < parameterTypes.length; i++) {
            String parameterName = parameterNames != null ? parameterNames[i] : "arg" + i;
            MethodParameterInfo parameterInfo = new MethodParameterInfo(parameterTypes[i].getName(), parameterName, null);
            params.add(parameterInfo);
        }
    }
    return params;
}
 

private void saveLog(ProceedingJoinPoint joinPoint, long time) {
    MethodSignature signature = (MethodSignature) joinPoint.getSignature();
    Method method = signature.getMethod();

    SysLog sysLog = new SysLog();

    // 获取注解上的操作描述
    OperationLog operationLogAnnotation = method.getAnnotation(OperationLog.class);
    if (operationLogAnnotation != null) {
        sysLog.setOperation(operationLogAnnotation.value());
    }

    // 请求的方法名
    String className = joinPoint.getTarget().getClass().getName();
    String methodName = signature.getName();
    sysLog.setMethod(className + "." + methodName + "()");

    // 请求的方法参数
    Object[] args = joinPoint.getArgs();
    LocalVariableTableParameterNameDiscoverer parameterNameDiscoverer = new LocalVariableTableParameterNameDiscoverer();
    String[] paramNames = parameterNameDiscoverer.getParameterNames(method);
    if (args != null && paramNames != null) {
        StringBuilder params = new StringBuilder();
        for (int i = 0; i < args.length; i++) {
            params.append("  ").append(paramNames[i]).append(": ").append(args[i]);
        }
        sysLog.setParams(params.toString());
    }

    sysLog.setIp(IPUtils.getIpAddr());

    // 获取当前登录用户名
    if (SecurityUtils.getSubject().isAuthenticated()) {
        User user = ShiroUtil.getCurrentUser();
        sysLog.setUsername(user.getUsername());
    }

    sysLog.setTime((int) time);
    sysLogMapper.insert(sysLog);
}
 

@Async
public void saveLog(ProceedingJoinPoint joinPoint, long time, String ip) throws IOException {
    Object principal = SecurityContextHolder.getContext().getAuthentication().getPrincipal();
    String principalJson = objectMapper.writeValueAsString(principal);
    JsonNode node = objectMapper.readTree(principalJson);
    String usrename = node.get("username").asText();
    MethodSignature signature = (MethodSignature) joinPoint.getSignature();
    Method method = signature.getMethod();
    SysLog log = new SysLog();
    Log logAnnotation = method.getAnnotation(Log.class);
    if (logAnnotation != null) {
        // 注解上的描述
        log.setOperation(logAnnotation.value());
    }
    // 请求的类名
    String className = joinPoint.getTarget().getClass().getName();
    // 请求的方法名
    String methodName = signature.getName();
    log.setMethod(className + "." + methodName + "()");
    // 请求的方法参数值
    Object[] args = joinPoint.getArgs();
    // 请求的方法参数名称
    LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
    String[] paramNames = u.getParameterNames(method);
    if (args != null && paramNames != null) {
        StringBuilder params = new StringBuilder();
        params = handleParams(params, args, Arrays.asList(paramNames));
        log.setParams(params.toString());
    }

    // 设置IP地址
    log.setIp(ip);
    log.setUsername(usrename);
    log.setTime(time);
    log.setCreateTime(new Date());
    log.setLocation(AddressUtils.getCityInfo(log.getIp()));
    // 保存系统日志
    this.logService.save(log);
}
 

private WebDataBinderFactory createFactory(String methodName, Class<?>... parameterTypes)
		throws Exception {

	Object handler = new InitBinderHandler();
	Method method = handler.getClass().getMethod(methodName, parameterTypes);

	InvocableHandlerMethod handlerMethod = new InvocableHandlerMethod(handler, method);
	handlerMethod.setHandlerMethodArgumentResolvers(this.argumentResolvers);
	handlerMethod.setDataBinderFactory(new DefaultDataBinderFactory(null));
	handlerMethod.setParameterNameDiscoverer(new LocalVariableTableParameterNameDiscoverer());

	return new InitBinderDataBinderFactory(
			Collections.singletonList(handlerMethod), this.bindingInitializer);
}
 

/**
 * 获取PageId
 *
 * @param joinPoint 切入点
 * @return PageId
 */
private Long getPageId(VLog vLog, JoinPoint joinPoint) throws NoSuchMethodException {
    String pageIdStr = vLog.pageId();
    if (StringUtils.isEmpty(pageIdStr)) {
        return null;
    }
    //get target method
    MethodSignature methodSignature = (MethodSignature) joinPoint.getSignature();
    Method method = joinPoint.getTarget().getClass().getMethod(methodSignature.getMethod().getName(), methodSignature.getMethod().getParameterTypes());
    //express SpEL
    ExpressionParser expressionParser = new SpelExpressionParser();
    LocalVariableTableParameterNameDiscoverer localVariableTableParameterNameDiscoverer = new LocalVariableTableParameterNameDiscoverer();
    String[] params = localVariableTableParameterNameDiscoverer.getParameterNames(method);

    Object[] args = joinPoint.getArgs();
    EvaluationContext context = new StandardEvaluationContext();
    for (int i = 0; i < params.length; i++) {
        context.setVariable(params[i], args[i]);
    }

    Expression expression = expressionParser.parseExpression(pageIdStr);
    Object value = expression.getValue(context);

    if (value == null) {
        return null;
    }
    try {
        return (Long) value;
    } catch (Exception e) {
        log.error("get pageId error for parameters {}", value);
        return null;
    }
}
 

private void saveLog(ProceedingJoinPoint joinPoint, long time) {
	MethodSignature signature = (MethodSignature) joinPoint.getSignature();
	Method method = signature.getMethod();
	SysLog sysLog = new SysLog();
	Log logAnnotation = method.getAnnotation(Log.class);
	if (logAnnotation != null) {
		// 注解上的描述
		sysLog.setOperation(logAnnotation.value());
	}
	// 请求的方法名
	String className = joinPoint.getTarget().getClass().getName();
	String methodName = signature.getName();
	sysLog.setMethod(className + "." + methodName + "()");
	// 请求的方法参数值
	Object[] args = joinPoint.getArgs();
	// 请求的方法参数名称
	LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
	String[] paramNames = u.getParameterNames(method);
	if (args != null && paramNames != null) {
		String params = "";
		for (int i = 0; i < args.length; i++) {
			params += "  " + paramNames[i] + ": " + args[i];
		}
		sysLog.setParams(params);
	}
	// 获取request
	HttpServletRequest request = HttpContextUtils.getHttpServletRequest();
	// 设置IP地址
	sysLog.setIp(IPUtils.getIpAddr(request));
	// 模拟一个用户名
	sysLog.setUsername("mrbird");
	sysLog.setTime((int) time);
	Date date = new Date();
	sysLog.setCreateTime(date);
	// 保存系统日志
	sysLogDao.saveSysLog(sysLog);
}
 

/**
 * 获取方法参数名与类型的Map
 *
 * @param method method
 * @return map
 */
private Map<String, String> getParameterMap(Method method) {
    Map<String, String> map = new LinkedHashMap<>();

    ParameterNameDiscoverer parameterNameDiscoverer = new LocalVariableTableParameterNameDiscoverer();
    String[] parameterNames = parameterNameDiscoverer.getParameterNames(method);
    Class<?>[] parameterTypes = method.getParameterTypes();
    if (parameterNames != null && ArrayUtils.isNotEmpty(parameterTypes) && parameterNames.length == parameterTypes.length) {
        for (int i = 0, len = parameterNames.length; i < len; i++) {
            map.put(parameterNames[i], parameterTypes[i].getName());
        }
    }
    return map;
}
 

@Before
public void setup() throws Exception {
	this.resolver = new PayloadArgumentResolver(new StringMessageConverter(), testValidator());
	this.payloadMethod = PayloadArgumentResolverTests.class.getDeclaredMethod("handleMessage",
			String.class, String.class, Locale.class, String.class, String.class, String.class, String.class);

	this.paramAnnotated = new SynthesizingMethodParameter(this.payloadMethod, 0);
	this.paramAnnotatedNotRequired = new SynthesizingMethodParameter(this.payloadMethod, 1);
	this.paramAnnotatedRequired = new SynthesizingMethodParameter(payloadMethod, 2);
	this.paramWithSpelExpression = new SynthesizingMethodParameter(payloadMethod, 3);
	this.paramValidated = new SynthesizingMethodParameter(this.payloadMethod, 4);
	this.paramValidated.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	this.paramValidatedNotAnnotated = new SynthesizingMethodParameter(this.payloadMethod, 5);
	this.paramNotAnnotated = new SynthesizingMethodParameter(this.payloadMethod, 6);
}
 

@Before
public void setUp() throws Exception {
	resolver = new RequestParamMethodArgumentResolver(null, true);

	ParameterNameDiscoverer paramNameDiscoverer = new LocalVariableTableParameterNameDiscoverer();

	Method method = getClass().getMethod("params", String.class, String[].class,
			Map.class, MultipartFile.class, List.class, MultipartFile[].class,
			Part.class, List.class, Part[].class, Map.class,
			String.class, MultipartFile.class, List.class, Part.class,
			MultipartFile.class, String.class, String.class, Optional.class);

	paramNamedDefaultValueString = new SynthesizingMethodParameter(method, 0);
	paramNamedStringArray = new SynthesizingMethodParameter(method, 1);
	paramNamedMap = new SynthesizingMethodParameter(method, 2);
	paramMultipartFile = new SynthesizingMethodParameter(method, 3);
	paramMultipartFileList = new SynthesizingMethodParameter(method, 4);
	paramMultipartFileArray = new SynthesizingMethodParameter(method, 5);
	paramPart = new SynthesizingMethodParameter(method, 6);
	paramPartList  = new SynthesizingMethodParameter(method, 7);
	paramPartArray  = new SynthesizingMethodParameter(method, 8);
	paramMap = new SynthesizingMethodParameter(method, 9);
	paramStringNotAnnot = new SynthesizingMethodParameter(method, 10);
	paramStringNotAnnot.initParameterNameDiscovery(paramNameDiscoverer);
	paramMultipartFileNotAnnot = new SynthesizingMethodParameter(method, 11);
	paramMultipartFileNotAnnot.initParameterNameDiscovery(paramNameDiscoverer);
	paramMultipartFileListNotAnnot = new SynthesizingMethodParameter(method, 12);
	paramMultipartFileListNotAnnot.initParameterNameDiscovery(paramNameDiscoverer);
	paramPartNotAnnot = new SynthesizingMethodParameter(method, 13);
	paramPartNotAnnot.initParameterNameDiscovery(paramNameDiscoverer);
	paramRequestPartAnnot = new SynthesizingMethodParameter(method, 14);
	paramRequired = new SynthesizingMethodParameter(method, 15);
	paramNotRequired = new SynthesizingMethodParameter(method, 16);
	paramOptional = new SynthesizingMethodParameter(method, 17);

	request = new MockHttpServletRequest();
	webRequest = new ServletWebRequest(request, new MockHttpServletResponse());
}
 

private ModelFactory createModelFactory(String methodName, Class<?>... parameterTypes) throws Exception{
	Method method = TestController.class.getMethod(methodName, parameterTypes);

	HandlerMethodArgumentResolverComposite argResolvers = new HandlerMethodArgumentResolverComposite();
	argResolvers.addResolver(new ModelMethodProcessor());

	InvocableHandlerMethod handlerMethod = new InvocableHandlerMethod(this.controller, method);
	handlerMethod.setHandlerMethodArgumentResolvers(argResolvers);
	handlerMethod.setDataBinderFactory(null);
	handlerMethod.setParameterNameDiscoverer(new LocalVariableTableParameterNameDiscoverer());

	return new ModelFactory(Arrays.asList(handlerMethod), null, this.sessionAttrsHandler);
}
 

private WebDataBinderFactory createBinderFactory(String methodName, Class<?>... parameterTypes)
		throws Exception {

	Object handler = new InitBinderHandler();
	Method method = handler.getClass().getMethod(methodName, parameterTypes);

	InvocableHandlerMethod handlerMethod = new InvocableHandlerMethod(handler, method);
	handlerMethod.setHandlerMethodArgumentResolvers(argumentResolvers);
	handlerMethod.setDataBinderFactory(new DefaultDataBinderFactory(null));
	handlerMethod.setParameterNameDiscoverer(new LocalVariableTableParameterNameDiscoverer());

	return new InitBinderDataBinderFactory(Arrays.asList(handlerMethod), bindingInitializer);
}
 

@Ignore
@Test
public void testAutowireCandidateWithMethodDescriptor() throws Exception {
	DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
	ConstructorArgumentValues cavs1 = new ConstructorArgumentValues();
	cavs1.addGenericArgumentValue(JUERGEN);
	RootBeanDefinition person1 = new RootBeanDefinition(Person.class, cavs1, null);
	person1.addQualifier(new AutowireCandidateQualifier(TestQualifier.class));
	lbf.registerBeanDefinition(JUERGEN, person1);
	ConstructorArgumentValues cavs2 = new ConstructorArgumentValues();
	cavs2.addGenericArgumentValue(MARK);
	RootBeanDefinition person2 = new RootBeanDefinition(Person.class, cavs2, null);
	lbf.registerBeanDefinition(MARK, person2);
	MethodParameter qualifiedParam =
			new MethodParameter(QualifiedTestBean.class.getDeclaredMethod("autowireQualified", Person.class), 0);
	MethodParameter nonqualifiedParam =
			new MethodParameter(QualifiedTestBean.class.getDeclaredMethod("autowireNonqualified", Person.class), 0);
	DependencyDescriptor qualifiedDescriptor = new DependencyDescriptor(qualifiedParam, false);
	DependencyDescriptor nonqualifiedDescriptor = new DependencyDescriptor(nonqualifiedParam, false);
	qualifiedParam.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	assertEquals("tpb", qualifiedParam.getParameterName());
	nonqualifiedParam.initParameterNameDiscovery(new LocalVariableTableParameterNameDiscoverer());
	assertEquals("tpb", nonqualifiedParam.getParameterName());
	assertTrue(lbf.isAutowireCandidate(JUERGEN, null));
	assertTrue(lbf.isAutowireCandidate(JUERGEN, nonqualifiedDescriptor));
	assertTrue(lbf.isAutowireCandidate(JUERGEN, qualifiedDescriptor));
	assertTrue(lbf.isAutowireCandidate(MARK, null));
	assertTrue(lbf.isAutowireCandidate(MARK, nonqualifiedDescriptor));
	assertFalse(lbf.isAutowireCandidate(MARK, qualifiedDescriptor));
}
 

/**
 * 获取参数名列表
 * 
 * @param method
 * @return
 */
public static String[] getMethodParamNames(Method method) {
	// 获取被拦截方法参数名列表(使用Spring支持类库)
	LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
	String[] paraNameArr = u.getParameterNames(method);
	return paraNameArr;
}
 

/**
 * 获取参数名列表
 * 
 * @param method
 * @return
 */
public static String[] getMethodParamNames(Method method) {
	// 获取被拦截方法参数名列表(使用Spring支持类库)
	LocalVariableTableParameterNameDiscoverer u = new LocalVariableTableParameterNameDiscoverer();
	String[] paraNameArr = u.getParameterNames(method);
	return paraNameArr;
}
 

private ModelFactory createModelFactory(String methodName, Class<?>... parameterTypes) throws Exception {
	HandlerMethodArgumentResolverComposite resolvers = new HandlerMethodArgumentResolverComposite();
	resolvers.addResolver(new ModelMethodProcessor());

	InvocableHandlerMethod modelMethod = createHandlerMethod(methodName, parameterTypes);
	modelMethod.setHandlerMethodArgumentResolvers(resolvers);
	modelMethod.setDataBinderFactory(null);
	modelMethod.setParameterNameDiscoverer(new LocalVariableTableParameterNameDiscoverer());

	return new ModelFactory(Collections.singletonList(modelMethod), null, this.attributeHandler);
}
 

private BindingContext createBindingContext(String methodName, Class<?>... parameterTypes) throws Exception {
	Object handler = new InitBinderHandler();
	Method method = handler.getClass().getMethod(methodName, parameterTypes);

	SyncInvocableHandlerMethod handlerMethod = new SyncInvocableHandlerMethod(handler, method);
	handlerMethod.setArgumentResolvers(new ArrayList<>(this.argumentResolvers));
	handlerMethod.setParameterNameDiscoverer(new LocalVariableTableParameterNameDiscoverer());

	return new InitBinderBindingContext(this.bindingInitializer, Collections.singletonList(handlerMethod));
}
 

private BindingContext createBindingContext(String methodName, Class<?>... parameterTypes) throws Exception {
	Object handler = new InitBinderHandler();
	Method method = handler.getClass().getMethod(methodName, parameterTypes);

	SyncInvocableHandlerMethod handlerMethod = new SyncInvocableHandlerMethod(handler, method);
	handlerMethod.setArgumentResolvers(new ArrayList<>(this.argumentResolvers));
	handlerMethod.setParameterNameDiscoverer(new LocalVariableTableParameterNameDiscoverer());

	return new InitBinderBindingContext(this.bindingInitializer, Collections.singletonList(handlerMethod));
}