From e6cd9c430f229edb5284cf274f46ed13ecfb579b Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期三, 13 十一月 2019 15:20:05 +0800
Subject: [PATCH] 新增@RepeatSubmit注解，防止重复提交
---
ruoyi/src/main/java/com/ruoyi/framework/config/ResourcesConfig.java | 15 +++
ruoyi/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java | 55 +++++++++++++
ruoyi/src/main/java/com/ruoyi/framework/interceptor/annotation/RepeatSubmit.java | 23 +++++
ruoyi/src/main/java/com/ruoyi/framework/interceptor/impl/SameUrlDataInterceptor.java | 94 +++++++++++++++++++++++
4 files changed, 187 insertions(+), 0 deletions(-)
diff --git a/ruoyi/src/main/java/com/ruoyi/framework/config/ResourcesConfig.java b/ruoyi/src/main/java/com/ruoyi/framework/config/ResourcesConfig.java
index b836c21..8c19564 100644
--- a/ruoyi/src/main/java/com/ruoyi/framework/config/ResourcesConfig.java
+++ b/ruoyi/src/main/java/com/ruoyi/framework/config/ResourcesConfig.java
@@ -1,9 +1,12 @@
package com.ruoyi.framework.config;
+import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import com.ruoyi.common.constant.Constants;
+import com.ruoyi.framework.interceptor.RepeatSubmitInterceptor;
/**
* 閫氱敤閰嶇疆
@@ -13,6 +16,9 @@
@Configuration
public class ResourcesConfig implements WebMvcConfigurer
{
+ @Autowired
+ private RepeatSubmitInterceptor repeatSubmitInterceptor;
+
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry)
{
@@ -23,4 +29,13 @@
registry.addResourceHandler("swagger-ui.html").addResourceLocations("classpath:/META-INF/resources/");
registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
}
+
+ /**
+ * 鑷畾涔夋嫤鎴鍒�
+ */
+ @Override
+ public void addInterceptors(InterceptorRegistry registry)
+ {
+ registry.addInterceptor(repeatSubmitInterceptor).addPathPatterns("/**");
+ }
}
\ No newline at end of file
diff --git a/ruoyi/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java b/ruoyi/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java
new file mode 100644
index 0000000..088798d
--- /dev/null
+++ b/ruoyi/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java
@@ -0,0 +1,55 @@
+package com.ruoyi.framework.interceptor;
+
+import java.lang.reflect.Method;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.method.HandlerMethod;
+import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
+import com.alibaba.fastjson.JSONObject;
+import com.ruoyi.common.utils.ServletUtils;
+import com.ruoyi.framework.interceptor.annotation.RepeatSubmit;
+import com.ruoyi.framework.web.domain.AjaxResult;
+
+/**
+ * 闃叉閲嶅鎻愪氦鎷︽埅鍣�
+ *
+ * @author ruoyi
+ */
+@Component
+public abstract class RepeatSubmitInterceptor extends HandlerInterceptorAdapter
+{
+ @Override
+ public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception
+ {
+ if (handler instanceof HandlerMethod)
+ {
+ HandlerMethod handlerMethod = (HandlerMethod) handler;
+ Method method = handlerMethod.getMethod();
+ RepeatSubmit annotation = method.getAnnotation(RepeatSubmit.class);
+ if (annotation != null)
+ {
+ if (this.isRepeatSubmit(request))
+ {
+ AjaxResult ajaxResult = AjaxResult.error("涓嶅厑璁搁噸澶嶆彁浜わ紝璇风◢鍚庡啀璇�");
+ ServletUtils.renderString(response, JSONObject.toJSONString(ajaxResult));
+ return false;
+ }
+ }
+ return true;
+ }
+ else
+ {
+ return super.preHandle(request, response, handler);
+ }
+ }
+
+ /**
+ * 楠岃瘉鏄惁閲嶅鎻愪氦鐢卞瓙绫诲疄鐜板叿浣撶殑闃查噸澶嶆彁浜ょ殑瑙勫垯
+ *
+ * @param httpServletRequest
+ * @return
+ * @throws Exception
+ */
+ public abstract boolean isRepeatSubmit(HttpServletRequest request);
+}
diff --git a/ruoyi/src/main/java/com/ruoyi/framework/interceptor/annotation/RepeatSubmit.java b/ruoyi/src/main/java/com/ruoyi/framework/interceptor/annotation/RepeatSubmit.java
new file mode 100644
index 0000000..0fbd73b
--- /dev/null
+++ b/ruoyi/src/main/java/com/ruoyi/framework/interceptor/annotation/RepeatSubmit.java
@@ -0,0 +1,23 @@
+package com.ruoyi.framework.interceptor.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 鑷畾涔夋敞瑙ｉ槻姝㈣〃鍗曢噸澶嶆彁浜�
+ *
+ * @author ruoyi
+ *
+ */
+@Inherited
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface RepeatSubmit
+{
+
+}
\ No newline at end of file
diff --git a/ruoyi/src/main/java/com/ruoyi/framework/interceptor/impl/SameUrlDataInterceptor.java b/ruoyi/src/main/java/com/ruoyi/framework/interceptor/impl/SameUrlDataInterceptor.java
new file mode 100644
index 0000000..9d915c6
--- /dev/null
+++ b/ruoyi/src/main/java/com/ruoyi/framework/interceptor/impl/SameUrlDataInterceptor.java
@@ -0,0 +1,94 @@
+package com.ruoyi.framework.interceptor.impl;
+
+import java.util.HashMap;
+import java.util.Map;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import org.springframework.stereotype.Component;
+import com.alibaba.fastjson.JSONObject;
+import com.ruoyi.framework.interceptor.RepeatSubmitInterceptor;
+
+/**
+ * 鍒ゆ柇璇锋眰url鍜屾暟鎹槸鍚﹀拰涓婁竴娆＄浉鍚岋紝
+ * 濡傛灉鍜屼笂娆＄浉鍚岋紝鍒欐槸閲嶅鎻愪氦琛ㄥ崟銆� 鏈夋晥鏃堕棿涓�10绉掑唴銆�
+ *
+ * @author ruoyi
+ */
+@Component
+public class SameUrlDataInterceptor extends RepeatSubmitInterceptor
+{
+ public final String REPEAT_PARAMS = "repeatParams";
+
+ public final String REPEAT_TIME = "repeatTime";
+
+ public final String SESSION_REPEAT_KEY = "repeatData";
+
+ /**
+ * 闂撮殧鏃堕棿锛屽崟浣�:绉� 榛樿10绉�
+ *
+ * 涓ゆ鐩稿悓鍙傛暟鐨勮姹傦紝濡傛灉闂撮殧鏃堕棿澶т簬璇ュ弬鏁帮紝绯荤粺涓嶄細璁ゅ畾涓洪噸澶嶆彁浜ょ殑鏁版嵁
+ */
+ private int intervalTime = 10;
+
+ public void setIntervalTime(int intervalTime)
+ {
+ this.intervalTime = intervalTime;
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public boolean isRepeatSubmit(HttpServletRequest request)
+ {
+ // 鏈鍙傛暟鍙婄郴缁熸椂闂�
+ String nowParams = JSONObject.toJSONString(request.getParameterMap());
+ Map<String, Object> nowDataMap = new HashMap<String, Object>();
+ nowDataMap.put(REPEAT_PARAMS, nowParams);
+ nowDataMap.put(REPEAT_TIME, System.currentTimeMillis());
+
+ // 璇锋眰鍦板潃锛堜綔涓哄瓨鏀緎ession鐨刱ey鍊硷級
+ String url = request.getRequestURI();
+
+ HttpSession session = request.getSession();
+ Object sessionObj = session.getAttribute(SESSION_REPEAT_KEY);
+ if (sessionObj != null)
+ {
+ Map<String, Object> sessionMap = (Map<String, Object>) sessionObj;
+ if (sessionMap.containsKey(url))
+ {
+ Map<String, Object> preDataMap = (Map<String, Object>) sessionMap.get(url);
+ if (compareParams(nowDataMap, preDataMap) && compareTime(nowDataMap, preDataMap))
+ {
+ return true;
+ }
+ }
+ }
+ Map<String, Object> sessionMap = new HashMap<String, Object>();
+ sessionMap.put(url, nowDataMap);
+ session.setAttribute(SESSION_REPEAT_KEY, sessionMap);
+ return false;
+ }
+
+ /**
+ * 鍒ゆ柇鍙傛暟鏄惁鐩稿悓
+ */
+ private boolean compareParams(Map<String, Object> nowMap, Map<String, Object> preMap)
+ {
+ String nowParams = (String) nowMap.get(REPEAT_PARAMS);
+ String preParams = (String) preMap.get(REPEAT_PARAMS);
+ return nowParams.equals(preParams);
+ }
+
+ /**
+ * 鍒ゆ柇涓ゆ闂撮殧鏃堕棿
+ */
+ private boolean compareTime(Map<String, Object> nowMap, Map<String, Object> preMap)
+ {
+ long time1 = (Long) nowMap.get(REPEAT_TIME);
+ long time2 = (Long) preMap.get(REPEAT_TIME);
+ if ((time1 - time2) < (this.intervalTime * 1000))
+ {
+ return true;
+ }
+ return false;
+ }
+}
--
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