疯狂的狮子Li
2023-01-13 0fc796b90d3f44b81ef30285edb897223df439f7
ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/RepeatSubmitAspect.java
@@ -4,7 +4,7 @@
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.crypto.SecureUtil;
import com.ruoyi.common.annotation.RepeatSubmit;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.constant.CacheConstants;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.JsonUtils;
@@ -12,7 +12,6 @@
import com.ruoyi.common.utils.ServletUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.redis.RedisUtils;
import com.ruoyi.framework.config.properties.RepeatSubmitProperties;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.JoinPoint;
@@ -24,11 +23,11 @@
import org.springframework.validation.BindingResult;
import org.springframework.web.multipart.MultipartFile;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import java.time.Duration;
import java.util.Collection;
import java.util.Map;
import java.util.concurrent.TimeUnit;
/**
 * 防止重复提交(参考美团GTIS防重系统)
@@ -43,12 +42,10 @@
    private static final ThreadLocal<String> KEY_CACHE = new ThreadLocal<>();
    private final RepeatSubmitProperties repeatSubmitProperties;
    @Before("@annotation(repeatSubmit)")
    public void doBefore(JoinPoint point, RepeatSubmit repeatSubmit) throws Throwable {
        // 如果注解不为0 则使用注解数值
        long interval = repeatSubmitProperties.getInterval();
        long interval = 0;
        if (repeatSubmit.interval() > 0) {
            interval = repeatSubmit.timeUnit().toMillis(repeatSubmit.interval());
        }
@@ -66,10 +63,10 @@
        submitKey = SecureUtil.md5(submitKey + ":" + nowParams);
        // 唯一标识(指定key + url + 消息头)
        String cacheRepeatKey = Constants.REPEAT_SUBMIT_KEY + url + submitKey;
        String cacheRepeatKey = CacheConstants.REPEAT_SUBMIT_KEY + url + submitKey;
        String key = RedisUtils.getCacheObject(cacheRepeatKey);
        if (key == null) {
            RedisUtils.setCacheObject(cacheRepeatKey, "", interval, TimeUnit.MILLISECONDS);
            RedisUtils.setCacheObject(cacheRepeatKey, "", Duration.ofMillis(interval));
            KEY_CACHE.set(cacheRepeatKey);
        } else {
            String message = repeatSubmit.message();
@@ -88,12 +85,16 @@
    @AfterReturning(pointcut = "@annotation(repeatSubmit)", returning = "jsonResult")
    public void doAfterReturning(JoinPoint joinPoint, RepeatSubmit repeatSubmit, Object jsonResult) {
        if (jsonResult instanceof R) {
            R<?> r = (R<?>) jsonResult;
            if (r.getCode() == R.SUCCESS) {
                return;
            try {
                R<?> r = (R<?>) jsonResult;
                // 成功则不删除redis数据 保证在有效时间内无法重复提交
                if (r.getCode() == R.SUCCESS) {
                    return;
                }
                RedisUtils.deleteObject(KEY_CACHE.get());
            } finally {
                KEY_CACHE.remove();
            }
            RedisUtils.deleteObject(KEY_CACHE.get());
            KEY_CACHE.remove();
        }
    }