记录一次webflux出现的异常
java.lang.IllegalStateException: Rejecting additional inbound receiver. State=[terminated=false, cancelled=false, pending=0, error=false] at reactor.netty.channel.FluxReceive.startReceiver(FluxReceive.java:189) at reactor.netty.channel.FluxReceive.subscribe(FluxReceive.java:147) at reactor.core.publisher.InternalFluxOperator.subscribe(InternalFluxOperator.java:68) at reactor.netty.ByteBufFlux.subscribe(ByteBufFlux.java:340) at reactor.core.publisher.InternalFluxOperator.subscribe(InternalFluxOperator.java:68) at reactor.netty.ByteBufFlux.subscribe(ByteBufFlux.java:340) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoDeferContextual.subscribe(MonoDeferContextual.java:55) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoZip$ZipCoordinator.request(MonoZip.java:220) at reactor.core.publisher.MonoFlatMap$FlatMapMain.request(MonoFlatMap.java:194) at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onSubscribe(MonoIgnoreThen.java:135) at reactor.core.publisher.MonoFlatMap$FlatMapMain.onSubscribe(MonoFlatMap.java:117) at reactor.core.publisher.MonoZip.subscribe(MonoZip.java:129) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.subscribeNext(MonoIgnoreThen.java:241) at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onComplete(MonoIgnoreThen.java:204) at reactor.core.publisher.MonoFlatMap$FlatMapMain.onComplete(MonoFlatMap.java:189) at reactor.core.publisher.Operators.complete(Operators.java:137) at reactor.core.publisher.MonoZip.subscribe(MonoZip.java:121) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.subscribeNext(MonoIgnoreThen.java:264) at reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:51) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:165) at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.java:79) at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:74) at reactor.core.publisher.MonoNext$NextSubscriber.onNext(MonoNext.java:82) at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.innerNext(FluxConcatMapNoPrefetch.java:258) at reactor.core.publisher.FluxConcatMap$ConcatMapInner.onNext(FluxConcatMap.java:863) at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:129) at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:180) at reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2571) at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.request(MonoPeekTerminal.java:139) at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.request(FluxMapFuseable.java:171) at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.request(Operators.java:2331) at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.request(FluxConcatMapNoPrefetch.java:338) at reactor.core.publisher.MonoNext$NextSubscriber.request(MonoNext.java:108) at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:2367) at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:2241) at reactor.core.publisher.MonoNext$NextSubscriber.onSubscribe(MonoNext.java:70) at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.onSubscribe(FluxConcatMapNoPrefetch.java:164) at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.subscribeNext(MonoIgnoreThen.java:264) at reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:51) at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) at reactor.core.publisher.MonoDeferContextual.subscribe(MonoDeferContextual.java:55) at reactor.netty.http.server.HttpServer$HttpServerHandle.onStateChange(HttpServer.java:1169) at reactor.netty.ReactorNetty$CompositeConnectionObserver.onStateChange(ReactorNetty.java:710) at reactor.netty.transport.ServerTransport$ChildObserver.onStateChange(ServerTransport.java:481) at reactor.netty.http.server.HttpServerOperations.onInboundNext(HttpServerOperations.java:652) at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.java:114) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) at reactor.netty.http.server.HttpTrafficHandler.channelRead(HttpTrafficHandler.java:238) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:442) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:436) at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:346) at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:333) at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:454) at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:290) at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:251) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:442) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919) at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166) at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:788) at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:724) at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:650) at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562) at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997) at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) at java.base/java.lang.Thread.run(Thread.java:833)
查了很多说是不能两次读取两次，我这边是因为在参数的配置中使用了两次 @RequestBody 导致的，因为有两个参数，去掉一个就行了。
去掉一个参数，这个和mvc有点不一样，之前是自动赋值的，现在只能一个RequestBody，其他的参数要么放到一起，要么直接放到url上。