From ad7133f39de9dcb2296fb32e2d90c26b762742a6 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子Li <15040126243@163.com>
Date: Tue, 31 May 2022 13:03:34 +0800
Subject: [PATCH] update 使用 gateway 自带工具 优化缓存Request与body
---
ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java | 25 ++++++-------------------
1 files changed, 6 insertions(+), 19 deletions(-)
diff --git a/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java b/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java
index d3481d8..621846b 100644
--- a/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java
+++ b/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java
@@ -6,6 +6,7 @@
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.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.DataBufferFactory;
import org.springframework.core.io.buffer.DataBufferUtils;
@@ -58,26 +59,12 @@
{
return chain.filter(exchange);
}
- return DataBufferUtils.join(exchange.getRequest().getBody()).map(dataBuffer -> {
- byte[] bytes = new byte[dataBuffer.readableByteCount()];
- dataBuffer.read(bytes);
- DataBufferUtils.release(dataBuffer);
- return bytes;
- }).defaultIfEmpty(new byte[0]).flatMap(bytes -> {
- DataBufferFactory dataBufferFactory = exchange.getResponse().bufferFactory();
- ServerHttpRequestDecorator decorator = new ServerHttpRequestDecorator(exchange.getRequest())
+ return ServerWebExchangeUtils.cacheRequestBodyAndRequest(exchange, (serverHttpRequest) -> {
+ if (serverHttpRequest == exchange.getRequest())
{
- @Override
- public Flux<DataBuffer> getBody()
- {
- if (bytes.length > 0)
- {
- return Flux.just(dataBufferFactory.wrap(bytes));
- }
- return Flux.empty();
- }
- };
- return chain.filter(exchange.mutate().request(decorator).build());
+ return chain.filter(exchange);
+ }
+ return chain.filter(exchange.mutate().request(serverHttpRequest).build());
});
}
}
--
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