生日卡管理

jiangqs

2023-06-15 a262dee3a122f081a2d31d86b851ce3df0680d1a

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
package com.ruoyi.gateway.filter;
 
import java.util.Collections;
import java.util.List;
import org.springframework.cloud.gateway.filter.GatewayFilter;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.OrderedGatewayFilter;
import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory;
import org.springframework.cloud.gateway.support.ServerWebExchangeUtils;
import org.springframework.http.HttpMethod;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;
 
/**
 * 获取body请求数据（解决流不能重复读取问题）
 * 
 * @author jqs
 */
@Component
public class CacheRequestFilter extends AbstractGatewayFilterFactory<CacheRequestFilter.Config>
{
    public CacheRequestFilter()
    {
        super(Config.class);
    }
 
    @Override
    public String name()
    {
        return "CacheRequestFilter";
    }
 
    @Override
    public GatewayFilter apply(Config config)
    {
        CacheRequestGatewayFilter cacheRequestGatewayFilter = new CacheRequestGatewayFilter();
        Integer order = config.getOrder();
        if (order == null)
        {
            return cacheRequestGatewayFilter;
        }
        return new OrderedGatewayFilter(cacheRequestGatewayFilter, order);
    }
 
    public static class CacheRequestGatewayFilter implements GatewayFilter
    {
        @Override
        public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain)
        {
            // GET DELETE 不过滤
            HttpMethod method = exchange.getRequest().getMethod();
            if (method == null || method == HttpMethod.GET || method == HttpMethod.DELETE)
            {
                return chain.filter(exchange);
            }
            return ServerWebExchangeUtils.cacheRequestBodyAndRequest(exchange, (serverHttpRequest) -> {
                if (serverHttpRequest == exchange.getRequest())
                {
                    return chain.filter(exchange);
                }
                return chain.filter(exchange.mutate().request(serverHttpRequest).build());
            });
        }
    }
 
    @Override
    public List<String> shortcutFieldOrder()
    {
        return Collections.singletonList("order");
    }
 
    static class Config
    {
        private Integer order;
 
        public Integer getOrder()
        {
            return order;
        }
 
        public void setOrder(Integer order)
        {
            this.order = order;
        }
    }
}