MetricsService (SmallRye: GraphQL Server :: Implementation 2.11.0 API)

```
public interface MetricsService
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`end(Long measurementId)`
`void`	`start(Long measurementId, Context context)`
`void`	`subscriptionEnd(Context context)`	Tracks the number of active connections to GraphQL Subscriptions Indicates to backing Metrics Service that a connection has been terminated
`void`	`subscriptionStart(Context context)`	Tracks the number of active connections to GraphQL Subscriptions Indicates to backing Metrics Service that a new connection has been established.

- Method Detail
  - start
```
void start(Long measurementId,
           Context context)
```
  - end
```
void end(Long measurementId)
```
  - subscriptionStart
```
void subscriptionStart(Context context)
```
    Tracks the number of active connections to GraphQL Subscriptions Indicates to backing Metrics Service that a new connection has been established.
    
    Parameters:
    
    context - GraphQL Subscription Context
  - subscriptionEnd
```
void subscriptionEnd(Context context)
```
    Tracks the number of active connections to GraphQL Subscriptions Indicates to backing Metrics Service that a connection has been terminated
    
    Parameters:
    
    context - GraphQL Subscription Context