ListUtils

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ListUtils class

This is a utility class for List operations. It provides a method that allows to sort lists in place with reusable comparators. See SObjectStringFieldComparator for tests.

Related

SObjectStringFieldComparator

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Methods

sort(List<Object> objects, Comparator comparator) → void

sorts a list of objects using bubble sort algorithm and a comparator

Parameters

Param	Description
objects	a list of objects that will be sorted
comparator	an instance of the Comparator interface that describes the ordering logic used for sorting

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Inner Classes

ListUtils.Comparator interface

interface that specifies how two objects should be compared for ordering

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Methods

compare(Object o1, Object o2) → Integer

compares two objects

Return

Type

Integer

Description

s 0 if objects are equal, 1 first object is 'greater' than the second or 2 otherwise.

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ListUtils.CompareException class

Exception thrown when Comparator.compare fails

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