package com.ots.framework.interceptor;
|
import com.alibaba.fastjson.JSONObject;
|
import com.ots.common.utils.ServletUtils;
|
import com.ots.framework.interceptor.annotation.RepeatSubmit;
|
import com.ots.framework.web.domain.AjaxResult;
|
import org.springframework.stereotype.Component;
|
import org.springframework.web.method.HandlerMethod;
|
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
|
import javax.servlet.http.HttpServletRequest;
|
import javax.servlet.http.HttpServletResponse;
|
import java.lang.reflect.Method;
|
|
@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("不允许重复提交，请稍后再试");
|
ServletUtils.renderString(response, JSONObject.toJSONString(ajaxResult));
|
return false;
|
}
|
}
|
return true;
|
} else {
|
return super.preHandle(request, response, handler);
|
}
|
}
|
|
public abstract boolean isRepeatSubmit(HttpServletRequest request);
|
}
|
