NullImplementation.NullCollector (Java API Reference for Oracle® Coherence Community Edition)

java.lang.Object
- com.tangosol.util.NullImplementation.NullCollector<V>

Type Parameters:

V - the value type

All Implemented Interfaces:

Collector<V>

Enclosing class:

NullImplementation
```
public static class NullImplementation.NullCollector<V>
extends Object
implements Collector<V>
```
A Collector implementation that does nothing.

Field Summary

Fields
Modifier and Type Field Description

static NullImplementation.NullCollector INSTANCE
Singleton (unchecked) instance of a Collector.

Constructor Summary

Constructors
Constructor Description

NullCollector()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`add(V value)`	Notify the collector of a item of interest.
`void`	`flush()`	Request processing of any added values.

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

- Field Detail
  - INSTANCE
```
public static final NullImplementation.NullCollector INSTANCE
```
    Singleton (unchecked) instance of a Collector.
- Constructor Detail
  - NullCollector
```
public NullCollector()
```
- Method Detail
  - add
```
public void add(V value)
```
    Notify the collector of a item of interest.
    
    Specified by:
    
    add in interface Collector<V>
    
    Parameters:
    
    value - the item to collect
  - flush
```
public void flush()
```
    Request processing of any added values.
    This method should be called after a call or series of calls to Collector.add(V).
    
    Specified by:
    
    flush in interface Collector<V>