IgniteReducerX (Ignite 2.17.0)

java.lang.Object
- org.apache.ignite.internal.util.lang.IgniteReducerX<E1,R>

All Implemented Interfaces:

Serializable, IgniteReducer<E1,R>

Direct Known Subclasses:

RX1
```
public abstract class IgniteReducerX<E1,R>
extends Object
implements IgniteReducer<E1,R>
```
Convenient reducer subclass that allows for thrown grid exception. This class implements reduce() method that calls applyx() method and properly wraps IgniteCheckedException into GridClosureException instance.

See Also:

RX1, Serialized Form

Constructor Summary

Constructors
Constructor Description

IgniteReducerX()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`abstract R`	`applyx()`	Reducer body that can throw `IgniteCheckedException`.
`R`	`reduce()`	Reduces collected values into one.

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

Methods inherited from interface org.apache.ignite.lang.IgniteReducer
collect

- Constructor Detail
  - IgniteReducerX
```
public IgniteReducerX()
```
- Method Detail
  - reduce
```
public R reduce()
```
    Reduces collected values into one.
    
    Specified by:
    
    reduce in interface IgniteReducer<E1,R>
    
    Returns:
    
    Reduced value.
  - applyx
```
public abstract R applyx()
                  throws IgniteCheckedException
```
    Reducer body that can throw IgniteCheckedException.
    
    Returns:
    
    Reducer return value.
    
    Throws:
    
    IgniteCheckedException - Thrown in case of any error condition inside of the reducer.