BrokerCPSelectionCallback (broker-java-client 10.15.0-v0130 API)

```
public interface BrokerCPSelectionCallback
```
This class is implemented by any object which implements a cluster publisher selection callback for cluster operations.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`int`	`chooseClusterClient(BrokerClusterPublisher bcp, BrokerEvent[] event, BrokerInfo[] bi, java.lang.Object client_data)`	Implement this method to select a cluster client to be used for multi-publish operation.
`int`	`chooseClusterClient(BrokerClusterPublisher bcp, BrokerEvent event, BrokerInfo[] bi, java.lang.Object client_data)`	Implement this method to select a cluster client to be used for single publish operation.

- Method Detail
  - chooseClusterClient
```
int chooseClusterClient(BrokerClusterPublisher bcp,
                        BrokerEvent event,
                        BrokerInfo[] bi,
                        java.lang.Object client_data)
```
    Implement this method to select a cluster client to be used for single publish operation. Returning an invalid index value (less than 0 or out of the bi array bounds would cause the BrokerClusterPublisher to resort to the default selection policy.
  - chooseClusterClient
```
int chooseClusterClient(BrokerClusterPublisher bcp,
                        BrokerEvent[] event,
                        BrokerInfo[] bi,
                        java.lang.Object client_data)
```
    Implement this method to select a cluster client to be used for multi-publish operation. Returning an invalid index value (less than 0 or out of the bi array bounds would cause the BrokerClusterPublisher to resort to the default selection policy.