MatsTrace.StackState (mats-serial 0.19.13-2023-12-07 API)

Enclosing interface:

MatsTrace<Z>
```
public static interface MatsTrace.StackState<Z>
```
The State instances (of type Z), along with the height of the stack the state relates to.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Z`	`getExtraState(java.lang.String key)`	Retrieves "extra state" on this StackState.
`int`	`getHeight()`
`Z`	`getState()`
`void`	`setExtraState(java.lang.String key, Z value)`	Sets "extra state" on this StackState.

- Method Detail
  - getHeight
```
int getHeight()
```
    Returns:
    
    which stack height this getState() belongs to.
  - getState
```
Z getState()
```
    Returns:
    
    the state at stack height getHeight().
  - setExtraState
```
void setExtraState(java.lang.String key,
                   Z value)
```
    Sets "extra state" on this StackState.
  - getExtraState
```
Z getExtraState(java.lang.String key)
```
    Retrieves "extra state" on this StackState.