cn.sinozg.applet.common.interceptor

Class ParamsInterceptor

java.lang.Object

cn.sinozg.applet.common.interceptor.ParamsInterceptor

All Implemented Interfaces:

org.springframework.web.servlet.HandlerInterceptor

@Component
public class ParamsInterceptor
extends Object
implements org.springframework.web.servlet.HandlerInterceptor

防止重复提交 参数签名拦截器

Field Summary

Fields

Modifier and Type	Field and Description
private cn.sinozg.applet.common.properties.AppValue	app
private org.slf4j.Logger	log
private cn.sinozg.applet.common.service.FrameworkAuthService	tokenService

Constructor Summary

Constructors

Constructor and Description
ParamsInterceptor()

Method Summary

Modifier and Type	Method and Description
void	afterCompletion(@NotNull javax.servlet.http.HttpServletRequest request, @NotNull javax.servlet.http.HttpServletResponse response, @NotNull Object handler, Exception ex)
private String	getRequestParams(javax.servlet.http.HttpServletRequest request) 获取到 get请求 参数 进行签名
private void	httpError(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, String code)
private boolean	isRepeatSubmit(javax.servlet.http.HttpServletRequest request, RepeatSubmit rs, String json) 验证是否重复提交由子类实现具体的防重复提交的规则
void	postHandle(@NotNull javax.servlet.http.HttpServletRequest request, @NotNull javax.servlet.http.HttpServletResponse response, @NotNull Object handler, org.springframework.web.servlet.ModelAndView modelAndView)
boolean	preHandle(@NotNull javax.servlet.http.HttpServletRequest request, @NotNull javax.servlet.http.HttpServletResponse response, @NotNull Object handler)
private boolean	signParams(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, String params) 参数签名校验

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

app

private cn.sinozg.applet.common.properties.AppValue app

tokenService

private cn.sinozg.applet.common.service.FrameworkAuthService tokenService

log

private final org.slf4j.Logger log

Constructor Detail

ParamsInterceptor

public ParamsInterceptor()

Method Detail

preHandle

public boolean preHandle(@NotNull
                         @NotNull javax.servlet.http.HttpServletRequest request,
                         @NotNull
                         @NotNull javax.servlet.http.HttpServletResponse response,
                         @NotNull
                         @NotNull Object handler)
                  throws Exception

Specified by:

preHandle in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

postHandle

public void postHandle(@NotNull
                       @NotNull javax.servlet.http.HttpServletRequest request,
                       @NotNull
                       @NotNull javax.servlet.http.HttpServletResponse response,
                       @NotNull
                       @NotNull Object handler,
                       org.springframework.web.servlet.ModelAndView modelAndView)
                throws Exception

Specified by:

postHandle in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

afterCompletion

public void afterCompletion(@NotNull
                            @NotNull javax.servlet.http.HttpServletRequest request,
                            @NotNull
                            @NotNull javax.servlet.http.HttpServletResponse response,
                            @NotNull
                            @NotNull Object handler,
                            Exception ex)
                     throws Exception

Specified by:

afterCompletion in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

getRequestParams

private String getRequestParams(javax.servlet.http.HttpServletRequest request)

获取到 get请求 参数 进行签名

Parameters:

request - 请求参数

Returns:

get请求的参数

signParams

private boolean signParams(javax.servlet.http.HttpServletRequest request,
                           javax.servlet.http.HttpServletResponse response,
                           String params)

参数签名校验

Parameters:

request - 请求request

response - 返回

params - 请求参数

Returns:

签名是否正确

isRepeatSubmit

private boolean isRepeatSubmit(javax.servlet.http.HttpServletRequest request,
                               RepeatSubmit rs,
                               String json)

验证是否重复提交由子类实现具体的防重复提交的规则

Parameters:

request - 请求request

rs - 自定义注解

json - 请求参数

Returns:

是否重复提交

httpError

private void httpError(javax.servlet.http.HttpServletRequest request,
                       javax.servlet.http.HttpServletResponse response,
                       String code)