net.obvj.agents.util

Class Functions

java.lang.Object

net.obvj.agents.util.Functions

public class Functions
extends Object

This class provides common functions for use with Streams and Collectors.

Since:

0.2.0

Author:

oswaldo.bapvic.jr

Method Summary

Modifier and Type	Method and Description
static <T> BinaryOperator<T>	firstWinsMerger() A merger operation upon two operands of the same type, typically for handling collisions between values associated with the same key in a Map, where the first object is always applied.
static <T> BinaryOperator<T>	lastWinsMerger() A merger operation upon two operands of the same type, typically for handling collisions between values associated with the same key in a Map, where the second object is always applied.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

firstWinsMerger

public static <T> BinaryOperator<T> firstWinsMerger()

A merger operation upon two operands of the same type, typically for handling collisions between values associated with the same key in a Map, where the first object is always applied.

Type Parameters:

T - the type of the operands and result of the operator

Returns:

the first object, always

lastWinsMerger

public static <T> BinaryOperator<T> lastWinsMerger()

A merger operation upon two operands of the same type, typically for handling collisions between values associated with the same key in a Map, where the second object is always applied.

Type Parameters:

T - the type of the operands and result of the operator

Returns:

the second object, always