ReplayBuffer (Deep Java Library 0.17.0 API specification)

All Known Implementing Classes:

LruReplayBuffer
```
public interface ReplayBuffer
```
Records RlEnv.Steps so that they can be trained on.
Using a replay buffer ensures that a variety of states are trained on for every training batch making the training more stable.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addStep(RlEnv.Step step)`	Adds a new step to the buffer.
`RlEnv.Step[]`	`getBatch()`	Returns a batch of steps from this buffer.

- Method Detail
  - getBatch
```
RlEnv.Step[] getBatch()
```
    Returns a batch of steps from this buffer.
    
    Returns:
    
    a batch of steps from this buffer
  - addStep
```
void addStep(RlEnv.Step step)
```
    Adds a new step to the buffer.
    
    Parameters:
    
    step - the step to add