下面列出了怎么用org.springframework.core.LocalVariableTableParameterNameDiscoverer的API类实例代码及写法，或者点击链接到github查看源代码。
@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);
}
@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));
}
@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);
}
/**
* 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);
}
/**
* @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);
}
@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;
}
/**
* 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 );
}
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();
}
@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);
}
@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 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 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 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);
}
@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));
}
/**
* Instantiates a new Abstract request builder.
*
* @param parameterBuilder the parameter builder
* @param requestBodyBuilder the request body builder
* @param operationBuilder the operation builder
* @param parameterCustomizers the parameter customizers
* @param localSpringDocParameterNameDiscoverer the local spring doc parameter name discoverer
*/
protected AbstractRequestBuilder(GenericParameterBuilder parameterBuilder, RequestBodyBuilder requestBodyBuilder,
OperationBuilder operationBuilder, Optional<List<ParameterCustomizer>> parameterCustomizers,
LocalVariableTableParameterNameDiscoverer localSpringDocParameterNameDiscoverer) {
super();
this.parameterBuilder = parameterBuilder;
this.requestBodyBuilder = requestBodyBuilder;
this.operationBuilder = operationBuilder;
if (parameterCustomizers.isPresent())
parameterCustomizers.get().removeIf(Objects::isNull);
this.parameterCustomizers = parameterCustomizers;
this.localSpringDocParameterNameDiscoverer = localSpringDocParameterNameDiscoverer;
}
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 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 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);
}
@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();
// 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 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());
}