DepthHandler (longbridge-openapi 0.0.1 API)

```
public interface DepthHandler
```
Callback interface for real-time order book depth push events

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onDepth(String symbol, PushDepth event)`	Called when a depth update is received for the subscribed symbol.

- Method Detail
  - onDepth
```
void onDepth(String symbol,
             PushDepth event)
```
    Called when a depth update is received for the subscribed symbol.
    
    Parameters:
    
    symbol - security symbol
    
    event - depth update event