MatchingPromise

java.lang.Object
- org.jgroups.util.Promise<T>
- - org.jgroups.util.MatchingPromise<T>

```
public class MatchingPromise<T>
extends Promise<T>
```
A promise which only sets the result if it matches the expected result

Since:

4.0.16

Author:

Bela Ban

Field Summary

Fields
Modifier and Type Field Description

protected T expected_result
- Fields inherited from class org.jgroups.util.Promise
  cond, hasResult, lock, result

Constructor Summary

Constructors
Constructor Description

MatchingPromise(T expected_result)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`T`	`getExpectedResult()`
`void`	`reset(T expected_result)`
`void`	`reset(T expected_result, boolean signal)`
`void`	`setResult(T result)`	Sets the result only if expected_result matches result
`java.lang.String`	`toString()`

Methods inherited from class org.jgroups.util.Promise
_getResultWithTimeout, getResult, getResult, getResult, getResultWithTimeout, getResultWithTimeout, hasResult, reset, reset

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

Field Detail
- expected_result
```
protected T expected_result
```

Constructor Detail

MatchingPromise

public MatchingPromise(T expected_result)

Method Detail

getExpectedResult
```
public T getExpectedResult()
```

setResult
```
public void setResult(T result)
```
Sets the result only if expected_result matches result

Overrides:

setResult in class Promise<T>

reset

public void reset(T expected_result)

reset

public void reset(T expected_result,
                  boolean signal)

toString
```
public java.lang.String toString()
```
Overrides:

toString in class Promise<T>