NFAState (Flink : Libraries : CEP 2.0.1-cp1 API)

java.lang.Object
- org.apache.flink.cep.nfa.NFAState

```
public class NFAState
extends Object
```
State kept for a NFA.

Field Summary

Fields
Modifier and Type Field Description

static Comparator<ComputationState> COMPUTATION_STATE_COMPARATOR

Constructor Summary

Constructors
Constructor	Description
`NFAState(Iterable<ComputationState> states)`
`NFAState(Queue<ComputationState> partialMatches, Queue<ComputationState> completedMatches)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object o)`
`Queue<ComputationState>`	`getCompletedMatches()`
`Queue<ComputationState>`	`getPartialMatches()`
`int`	`hashCode()`
`boolean`	`isNewStartPartialMatch()`
`boolean`	`isStateChanged()`	Check if the matching status of the NFA has changed so far.
`void`	`resetNewStartPartialMatch()`
`void`	`resetStateChanged()`	Reset the changed bit checked via `isStateChanged()` to `false`.
`void`	`setNewPartialMatches(PriorityQueue<ComputationState> newPartialMatches)`
`void`	`setNewStartPartiailMatch()`
`void`	`setStateChanged()`	Set the changed bit checked via `isStateChanged()` to `true`.
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

COMPUTATION_STATE_COMPARATOR

public static final Comparator<ComputationState> COMPUTATION_STATE_COMPARATOR

Constructor Detail

NFAState

public NFAState(Iterable<ComputationState> states)

NFAState

public NFAState(Queue<ComputationState> partialMatches,
                Queue<ComputationState> completedMatches)

Method Detail
- isStateChanged
```
public boolean isStateChanged()
```
  Check if the matching status of the NFA has changed so far.
  
  Returns:
  
  true if matching status has changed, false otherwise
- resetStateChanged
```
public void resetStateChanged()
```
  Reset the changed bit checked via isStateChanged() to false.
- setStateChanged
```
public void setStateChanged()
```
  Set the changed bit checked via isStateChanged() to true.
- getPartialMatches
```
public Queue<ComputationState> getPartialMatches()
```
- getCompletedMatches
```
public Queue<ComputationState> getCompletedMatches()
```
- setNewPartialMatches
```
public void setNewPartialMatches(PriorityQueue<ComputationState> newPartialMatches)
```
- isNewStartPartialMatch
```
public boolean isNewStartPartialMatch()
```
- resetNewStartPartialMatch
```
public void resetNewStartPartialMatch()
```
- setNewStartPartiailMatch
```
public void setNewStartPartiailMatch()
```
- equals
```
public boolean equals(Object o)
```
  Overrides:
  
  equals in class Object
- hashCode
```
public int hashCode()
```
  Overrides:
  
  hashCode in class Object
- toString
```
public String toString()
```
  Overrides:
  
  toString in class Object