moremind commented on issue #3821:
URL: https://github.com/apache/shenyu/issues/3821#issuecomment-1208958128
this is debug log:
2022-08-09 14:11:05 [WebSocketConnectReadThread-262] ERROR
org.java_websocket.drafts.Draft_6455 - Runtime exception during
onWebsocketMessage
java.lang.NullPointerException: null
at
java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.removeCacheData(CommonPluginDataSubscriber.java:245)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.lambda$subscribeDataHandler$4(CommonPluginDataSubscriber.java:165)
at java.util.Optional.ifPresent(Optional.java:159)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.subscribeDataHandler(CommonPluginDataSubscriber.java:165)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.unRuleSubscribe(CommonPluginDataSubscriber.java:143)
at java.util.ArrayList.forEach(ArrayList.java:1259)
at
org.apache.shenyu.plugin.sync.data.websocket.handler.RuleDataHandler.doDelete(RuleDataHandler.java:54)
at
org.apache.shenyu.plugin.sync.data.websocket.handler.AbstractDataHandler.handle(AbstractDataHandler.java:80)
at
org.apache.shenyu.plugin.sync.data.websocket.handler.WebsocketDataHandler.executor(WebsocketDataHandler.java:59)
at
org.apache.shenyu.plugin.sync.data.websocket.client.ShenyuWebsocketClient.handleResult(ShenyuWebsocketClient.java:161)
at
org.apache.shenyu.plugin.sync.data.websocket.client.ShenyuWebsocketClient.onMessage(ShenyuWebsocketClient.java:112)
at
org.java_websocket.client.WebSocketClient.onWebsocketMessage(WebSocketClient.java:591)
at
org.java_websocket.drafts.Draft_6455.processFrameText(Draft_6455.java:885)
at
org.java_websocket.drafts.Draft_6455.processFrame(Draft_6455.java:819)
at org.java_websocket.WebSocketImpl.decodeFrames(WebSocketImpl.java:379)
at org.java_websocket.WebSocketImpl.decode(WebSocketImpl.java:216)
at
org.java_websocket.client.WebSocketClient.run(WebSocketClient.java:508)
at java.lang.Thread.run(Thread.java:750)
2022-08-09 14:11:05 [WebSocketConnectReadThread-262] ERROR
org.apache.shenyu.plugin.sync.data.websocket.client.ShenyuWebsocketClient -
websocket server[ws://localhost:9095/websocket] is error.....
java.lang.NullPointerException: null
at
java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.removeCacheData(CommonPluginDataSubscriber.java:245)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.lambda$subscribeDataHandler$4(CommonPluginDataSubscriber.java:165)
at java.util.Optional.ifPresent(Optional.java:159)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.subscribeDataHandler(CommonPluginDataSubscriber.java:165)
at
org.apache.shenyu.plugin.base.cache.CommonPluginDataSubscriber.unRuleSubscribe(CommonPluginDataSubscriber.java:143)
at java.util.ArrayList.forEach(ArrayList.java:1259)
at
org.apache.shenyu.plugin.sync.data.websocket.handler.RuleDataHandler.doDelete(RuleDataHandler.java:54)
at
org.apache.shenyu.plugin.sync.data.websocket.handler.AbstractDataHandler.handle(AbstractDataHandler.java:80)
at
org.apache.shenyu.plugin.sync.data.websocket.handler.WebsocketDataHandler.executor(WebsocketDataHandler.java:59)
at
org.apache.shenyu.plugin.sync.data.websocket.client.ShenyuWebsocketClient.handleResult(ShenyuWebsocketClient.java:161)
at
org.apache.shenyu.plugin.sync.data.websocket.client.ShenyuWebsocketClient.onMessage(ShenyuWebsocketClient.java:112)
at
org.java_websocket.client.WebSocketClient.onWebsocketMessage(WebSocketClient.java:591)
at
org.java_websocket.drafts.Draft_6455.processFrameText(Draft_6455.java:885)
at
org.java_websocket.drafts.Draft_6455.processFrame(Draft_6455.java:819)
at org.java_websocket.WebSocketImpl.decodeFrames(WebSocketImpl.java:379)
at org.java_websocket.WebSocketImpl.decode(WebSocketImpl.java:216)
at
org.java_websocket.client.WebSocketClient.run(WebSocketClient.java:508)
at java.lang.Thread.run(Thread.java:750)
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