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SocketJs and spring sockets communication problems

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**Detailed Description** SocketJs and spring sockets communication problems ``` 08:25:47.141 [http-nio-8084-exec-4] ERROR o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception...

**Problem** When selected nodes are under temporarily under maintenance then it's a hit an miss when sending a message. If the node that is down was selected by the sdk...

Various places of the core require testing the order of a message - for instance key rotation requires testing the order of initialisation to avoid race conditions. The order function...

https://github.com/hashgraph/hedera-hcs-sxc-java/blob/469761f0a767d3afe276cd4ba74009a985068727/hcs-sxc-java-core/src/main/java/com/hedera/hcs/sxc/callback/OnHCSMessageCallback.java#L563

**Detailed Description** A clear and concise description of what the bug is. grpc throws exceptions after sending message, ``` SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=1, target=hcs.testnet.mirrornode.hedera.com:5600} was not shutdown properly!!! ~*~*~* Make...

Why does sending messages with identical txIDs succeed?

2

https://github.com/hashgraph/hedera-hcs-sxc/blob/a5c22e557afc9d09ae3e262153666c10ac541fb3/hcs-lib/src/main/java/com/hedera/hcslib/consensus/OutboundHCSMessage.java#L124

Reuse mq connection when established instead of creating new connections

1

**Detailed Description** A clear and concise description of what the bug is. When app.java creates listener twice then mq fails to initialize the second listener https://github.com/hashgraph/hedera-hcs-sxc/blob/d2dd8ec94e10213b59f52cb8bcabadd6476c6b55/hcs-lib/src/main/java/com/hedera/hcslib/callback/OnHCSMessageCallback.java#L35 **Actual Behavior** Steps to...

**Detailed Description** On checkbox tick, calculate the settlement net amount and if net < 0 (thisUser is a net payer rather than receiver) then show the settle now button. **Actual...

hcs-lib: provide interfaces to enable persistence consistency check and database sync

1

**Detailed Description** If an app-net user disconnects from message queue or messages are not delivered for whatever reason then he doesn't know if he is out of sync. When he...

UI: prevent settlement modal when there is nothing to settle (Total 0)

1

**Detailed Description** When settlement amount adds up to 0 then modal says that you cannot settle because you're a net receiver **Actual Behavior** When totals from such a generation amount...