项目网关有zuul升级spring cloud gateway 导致如下的问题：
java.lang.IllegalStateException: No primary or default constructor found for interface javax.servlet.http.HttpServletRequest
at org.springframework.web.reactive.result.method.annotation.ModelAttributeMethodArgumentResolver.createAttribute(ModelAttributeMethodArgumentResolver.java:210) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at org.springframework.web.reactive.result.method.annotation.ModelAttributeMethodArgumentResolver.prepareAttributeMono(ModelAttributeMethodArgumentResolver.java:160) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at org.springframework.web.reactive.result.method.annotation.ModelAttributeMethodArgumentResolver.resolveArgument(ModelAttributeMethodArgumentResolver.java:117) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at org.springframework.web.reactive.result.method.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:123) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at org.springframework.web.reactive.result.method.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:201) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at org.springframework.web.reactive.result.method.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:137) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at org.springframework.web.reactive.result.method.annotation.RequestMappingHandlerAdapter.lambda$handle$1(RequestMappingHandlerAdapter.java:200) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:44) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.drain(MonoIgnoreThen.java:153) ~[reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:56) ~[reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:150) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onNext(ScopePassingSpanSubscriber.java:96) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:67) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onNext(ScopePassingSpanSubscriber.java:96) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.MonoNext$NextSubscriber.onNext(MonoNext.java:76) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onNext(ScopePassingSpanSubscriber.java:96) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.innerNext(FluxConcatMap.java:274) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.FluxConcatMap$ConcatMapInner.onNext(FluxConcatMap.java:851) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onNext(ScopePassingSpanSubscriber.java:96) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:121) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onNext(ScopePassingSpanSubscriber.java:96) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:173) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2186) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.request(MonoPeekTerminal.java:132) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.request(ScopePassingSpanSubscriber.java:79) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.request(FluxMapFuseable.java:162) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.request(ScopePassingSpanSubscriber.java:79) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:1994) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:1868) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onSubscribe(ScopePassingSpanSubscriber.java:71) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onSubscribe(FluxMapFuseable.java:90) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onSubscribe(ScopePassingSpanSubscriber.java:71) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onSubscribe(MonoPeekTerminal.java:145) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoJust.subscribe(MonoJust.java:54) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.Mono.subscribe(Mono.java:4105) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.drain(FluxConcatMap.java:441) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.onNext(FluxConcatMap.java:243) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onNext(ScopePassingSpanSubscriber.java:96) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:243) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:201) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.request(ScopePassingSpanSubscriber.java:79) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.onSubscribe(FluxConcatMap.java:228) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.reactor.ScopePassingSpanSubscriber.onSubscribe(ScopePassingSpanSubscriber.java:71) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:139) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:63) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at org.springframework.cloud.sleuth.instrument.web.TraceWebFilter$MonoWebFilterTrace.subscribe(TraceWebFilter.java:180) [spring-cloud-sleuth-core-2.2.0.RELEASE.jar:2.2.0.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.Mono.subscribe(Mono.java:4105) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.drain(MonoIgnoreThen.java:172) ~[reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:56) ~[reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:55) [reactor-core-3.3.1.RELEASE.jar:3.3.1.RELEASE]
at reactor.netty.http.server.HttpServerHandle.onStateChange(HttpServerHandle.java:64) [reactor-netty-0.9.2.RELEASE.jar:0.9.2.RELEASE]
at reactor.netty.tcp.TcpServerBind$ChildObserver.onStateChange(TcpServerBind.java:226) [reactor-netty-0.9.2.RELEASE.jar:0.9.2.RELEASE]
at reactor.netty.http.server.HttpServerOperations.onInboundNext(HttpServerOperations.java:441) [reactor-netty-0.9.2.RELEASE.jar:0.9.2.RELEASE]
at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.java:89) [reactor-netty-0.9.2.RELEASE.jar:0.9.2.RELEASE]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at reactor.netty.http.server.HttpTrafficHandler.channelRead(HttpTrafficHandler.java:167) [reactor-netty-0.9.2.RELEASE.jar:0.9.2.RELEASE]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:438) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:326) [netty-codec-4.1.43.Final.jar:4.1.43.Final]
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:313) [netty-codec-4.1.43.Final.jar:4.1.43.Final]
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:427) [netty-codec-4.1.43.Final.jar:4.1.43.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:281) [netty-codec-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:253) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.43.Final.jar:4.1.43.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050) [netty-common-4.1.43.Final.jar:4.1.43.Final]
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.43.Final.jar:4.1.43.Final]
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.43.Final.jar:4.1.43.Final]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_112]
Caused by: java.lang.NoSuchMethodException: javax.servlet.http.HttpServletRequest.<init>()
at java.lang.Class.getConstructor0(Class.java:3082) ~[na:1.8.0_112]
at java.lang.Class.getDeclaredConstructor(Class.java:2178) ~[na:1.8.0_112]
at org.springframework.web.reactive.result.method.annotation.ModelAttributeMethodArgumentResolver.createAttribute(ModelAttributeMethodArgumentResolver.java:207) ~[spring-webflux-5.2.2.RELEASE.jar:5.2.2.RELEASE]
... 93 common frames omitted
原因分析：
项目的controller接口还是引入 javax.servlet.http.HttpServletRequest这是报错的原因所在。
修改为：org.springframework.http.server.reactive.ServerHttpRequest 所属spring-web-5.2.2RELEASE.jar
请求成功！！！