From 5d7b65670282a4fad015e37d567cfa171b162052 Mon Sep 17 00:00:00 2001
From: huliguo <2023611923@qq.com>
Date: 星期二, 20 五月 2025 12:25:19 +0800
Subject: [PATCH] 基础代码
---
pt-framework/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 56 insertions(+), 0 deletions(-)
diff --git a/pt-framework/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java b/pt-framework/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java
new file mode 100644
index 0000000..c49eaf4
--- /dev/null
+++ b/pt-framework/src/main/java/com/ruoyi/framework/interceptor/RepeatSubmitInterceptor.java
@@ -0,0 +1,56 @@
+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.HandlerInterceptor;
+import com.alibaba.fastjson2.JSON;
+import com.ruoyi.common.annotation.RepeatSubmit;
+import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.utils.ServletUtils;
+
+/**
+ * 防止重复提交拦截器
+ *
+ * @author ruoyi
+ */
+@Component
+public abstract class RepeatSubmitInterceptor implements HandlerInterceptor
+{
+ @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, annotation))
+ {
+ AjaxResult ajaxResult = AjaxResult.error(annotation.message());
+ ServletUtils.renderString(response, JSON.toJSONString(ajaxResult));
+ return false;
+ }
+ }
+ return true;
+ }
+ else
+ {
+ return true;
+ }
+ }
+
+ /**
+ * 验证是否重复提交由子类实现具体的防重复提交的规则
+ *
+ * @param request 请求信息
+ * @param annotation 防重复注解参数
+ * @return 结果
+ * @throws Exception
+ */
+ public abstract boolean isRepeatSubmit(HttpServletRequest request, RepeatSubmit annotation);
+}
--
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