Descriptor (CoffeeGrinder, Earley and GLL parsers in Java)

java.lang.Object
- org.nineml.coffeegrinder.gll.Descriptor

```
public class Descriptor
extends java.lang.Object
```
A descriptor is a slot (a state) with it's position in the input.

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  int j
  The right extent.
  
  int k
  The left extent.
  
  State slot
  The slot.
- Constructor Summary
  
  Constructors
  Constructor Description
  
  Descriptor(State slot, int k, int j)
  Create a descriptor.
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  boolean equals(java.lang.Object obj)
  
  int hashCode()
  
  java.lang.String toString()
  - Methods inherited from class java.lang.Object
    getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - slot
```
public final State slot
```
    The slot.
  - k
```
public final int k
```
    The left extent.
  - j
```
public final int j
```
    The right extent.
- Constructor Detail
  - Descriptor
```
public Descriptor(State slot,
                  int k,
                  int j)
```
    Create a descriptor.
    
    Parameters:
    
    slot - the slot.
    
    k - the left extent.
    
    j - the right extent.
- Method Detail
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object