GCounter

All Superinterfaces:

Crdt
```
public interface GCounter
extends Crdt
```
A Grow-only Counter.
A Grow-only Counter can be incremented, but can't be decremented.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`long`	`getValue()`	Get the current value of the counter.
`long`	`increment(long by)`	Increment the counter.

- Method Detail
  - getValue
```
long getValue()
```
    Get the current value of the counter.
    
    Returns:
    
    The current value of the counter.
  - increment
```
long increment(long by)
        throws java.lang.IllegalArgumentException
```
    Increment the counter.
    
    Parameters:
    
    by - The amount to increment the counter by.
    
    Returns:
    
    The new value of the counter.
    
    Throws:
    
    java.lang.IllegalArgumentException - If by is negative.