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java - Play框架无法连接到WS

转载 作者:行者123 更新时间:2023-11-30 07:27:20 26 4
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我正在尝试为我的 Play 应用程序提供 WebSocket 连接,但是即使使用示例代码,我也遇到了问题。使用 websocket echo 页面,我尝试发送数据。但是,我什至无法连接。

我有一个 Controller ,其中有示例 public WebSocket<String> socket()在我的路线文件中,我有 GET /socket @controllers.Application.socket()

使用 URL 时:ws://localhost:9001/socket 没有任何反应当使用 wss://localhost:9001/socket 时,我收到没有真实信息的网络错误。

[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: invalid version format: ??? ?+?/???????
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:94) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: invalid version format: ??? ?+?/???????
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:94) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.cleanup(ReplayingDecoder.java:554) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.frame.FrameDecoder.channelDisconnected(FrameDecoder.java:365) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:102) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: invalid version format: Z# "?+?/ ????????
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:94) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: invalid version format: Z# "?+?/ ????????
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:94) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.cleanup(ReplayingDecoder.java:554) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.frame.FrameDecoder.channelDisconnected(FrameDecoder.java:365) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:102) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: empty text
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:89) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: empty text
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:89) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.cleanup(ReplayingDecoder.java:554) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.frame.FrameDecoder.channelDisconnected(FrameDecoder.java:365) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:102) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: empty text
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:89) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) [netty-3.10.3.Final.jar:na]
[error] p.c.s.n.PlayDefaultUpstreamHandler - Exception caught in Netty
java.lang.IllegalArgumentException: empty text
at org.jboss.netty.handler.codec.http.HttpVersion.<init>(HttpVersion.java:89) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpVersion.valueOf(HttpVersion.java:62) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpRequestDecoder.createMessage(HttpRequestDecoder.java:75) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:191) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.http.HttpMessageDecoder.decode(HttpMessageDecoder.java:102) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.cleanup(ReplayingDecoder.java:554) ~[netty-3.10.3.Final.jar:na]
at org.jboss.netty.handler.codec.frame.FrameDecoder.channelDisconnected(FrameDecoder.java:365) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:102) [netty-3.10.3.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.10.3.Final.jar:na]

我很遗憾不知道该怎么办。如果需要,我可以提供更多代码,这是来自 Play 文档页面的示例代码。

最佳答案

问题是因为我在 HTTPS 中使用了 echo 测试。一旦我将其更改为 HTTP,一切就正常了。

关于java - Play框架无法连接到WS,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36647685/

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