SubscriptionCallback (graphql-java-client-runtime 1.18.12 API)

Type Parameters:
T - The java class that maps to the GraphQL type returned by the subscription.
For instance, for the subscription the T parameter should be Human
```
            subscribeNewHumanForEpisode(episode: Episode!): Human!
            
```
```
public interface SubscriptionCallback<T>
```
This interface will receive the notification for each message that comes from a subscription. The message sent by the server is mapped on the T class.

Author:

etienne-sf

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onClose(int statusCode, java.lang.String reason)`	A callback to make the program aware of the end of the subscription channel.
`void`	`onConnect()`	This method is called once the subscription has been submitted to the GraphQL server.
`void`	`onError(java.lang.Throwable cause)`	Whenever an error occurs, at any time of the subscription processing.
`void`	`onMessage(T t)`	This method is called each time a message is sent by the server, for this subscription.

- Method Detail
  - onConnect
```
void onConnect()
```
    This method is called once the subscription has been submitted to the GraphQL server. It's an information call: no special action is expected.
  - onMessage
```
void onMessage(T t)
```
    This method is called each time a message is sent by the server, for this subscription. It's an information call: no special action is expected.
    
    Parameters:
    
    t -
  - onClose
```
void onClose(int statusCode,
             java.lang.String reason)
```
    A callback to make the program aware of the end of the subscription channel. It's an information call: no special action is expected.
    
    Parameters:
    
    statusCode -
    
    reason -
  - onError
```
void onError(java.lang.Throwable cause)
```
    Whenever an error occurs, at any time of the subscription processing. It's an information call: no special action is expected.
    
    Parameters:
    
    cause -