无关风月
2025-05-08 9486766c806fe1d9e082b2fd02ea1cc558f1b443
cloud-server-management/src/main/java/com/dsh/course/util/TokenUtil.java
New file
@@ -0,0 +1,33 @@
package com.dsh.course.util;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import javax.servlet.http.HttpServletRequest;
@Component
public class TokenUtil {
    @Autowired
    private com.dsh.course.util.RedisUtil redisUtil;
    public Integer getUserIdFormRedis(HttpServletRequest request) throws Exception {
        String requestHeader = request.getHeader("Authorization");
        if (requestHeader != null && requestHeader.startsWith("Bearer ")) {
            requestHeader = requestHeader.substring(requestHeader.indexOf(" ") + 1);
            String key = null;
            int length = requestHeader.length();
            if(length > 32){
                key = requestHeader.substring(length - 32);
            }else{
                key = requestHeader;
            }
            String value = redisUtil.getValue(key);
            return null != value ? Integer.valueOf(value) : null;
        }else{
            return null;
        }
    }
}