soluna | Sun/Moon rise/set calculations wrapped in multiple UIs
kandi X-RAY | soluna Summary
kandi X-RAY | soluna Summary
Sun/Moon rise/set calculations wrapped in multiple UIs
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QUESTION
I've been working on a project with Websockets and I needed the same HashMap in multiple classes and threads. After reading for a bit I figured out that using @Resource annotation would be the best. But I can't get it to work, and I am getting only null when printing String and getting NullPointerException when doing anything with ConcurrentHashMap. Here is part of the code.
SocketHandler.java
...ANSWER
Answered 2020-May-09 at 22:13After reading and trying a lot of things I've finally found the error. The error wasn't in any of above classes, but in WebSocket configuration. BeanPostProc.java with CommonAnnotationBeanPostProcessor isn't even needed.
WebSocket configuration before:
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