TaskCollectors (Java API Reference for Oracle® Coherence Community Edition)

java.lang.Object
- com.oracle.coherence.concurrent.executor.TaskCollectors

```
public final class TaskCollectors
extends Object
```
Static helper methods to create Task.Collectors.

Since:

21.06

Author:

bo

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`TaskCollectors.CountCollector<T>`	A `Task.Collector` that counts the number of results are present.
`static class`	`TaskCollectors.FirstOfCollector<T>`	A `Task.Collector` to collect any (the first provided) available result.
`static class`	`TaskCollectors.LastOfCollector<T>`	A `Task.Collector` that collects and returns the last contributed result.
`static class`	`TaskCollectors.ListOfCollector<T>`	A `Task.Collector` that collects and returns all contributed results that are values as a `List`.
`static class`	`TaskCollectors.SetOfCollector<T>`	A `Task.Collector` that collects and returns all contributed results that are values as a `Set`.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static <T> Task.Collector<? super T,?,Integer>`	`count()`	A `Task.Collector` that counts the number of non-null results that have been made.
`static <T> Task.Collector<T,?,T>`	`firstOf()`	A `Task.Collector` that will collect the first provided result.
`static <T> Task.Collector<T,?,T>`	`lastOf()`	A `Task.Collector` that returns the last added result, when all results have been provided.
`static <T> Task.Collector<T,?,List<T>>`	`listOf()`	A `Task.Collector` that returns the `List` of results that are values.
`static <T> Task.Collector<T,?,Set<T>>`	`setOf()`	A `Task.Collector` that returns the `Set` of results that are values.

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

- Method Detail
  - listOf
```
public static <T> Task.Collector<T,?,List<T>> listOf()
```
    A Task.Collector that returns the List of results that are values.
    
    Type Parameters:
    
    T - the type of the result
    
    Returns:
    
    a Task.Collector
  - setOf
```
public static <T> Task.Collector<T,?,Set<T>> setOf()
```
    A Task.Collector that returns the Set of results that are values.
    
    Type Parameters:
    
    T - the type of the result
    
    Returns:
    
    a Task.Collector
  - lastOf
```
public static <T> Task.Collector<T,?,T> lastOf()
```
    A Task.Collector that returns the last added result, when all results have been provided.
    
    Type Parameters:
    
    T - the type of the result
    
    Returns:
    
    a Task.Collector
  - count
```
public static <T> Task.Collector<? super T,?,Integer> count()
```
    A Task.Collector that counts the number of non-null results that have been made.
    
    Type Parameters:
    
    T - the type of result
    
    Returns:
    
    a Task.Collector
  - firstOf
```
public static <T> Task.Collector<T,?,T> firstOf()
```
    A Task.Collector that will collect the first provided result.
    
    Type Parameters:
    
    T - the type of result
    
    Returns:
    
    a Task.Collector