使用Gateway CacheRequestBody代替CacheRequestFilter

This commit is contained in:
RuoYi
2025-04-25 15:11:17 +08:00
parent 1a0f37a2dc
commit 79c885decb
3 changed files with 1 additions and 88 deletions

View File

@@ -1,87 +0,0 @@
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 ruoyi
*/
@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;
}
}
}