Package ilog.rules.bom.util

Class IlrCollections

java.lang.Object

ilog.rules.bom.util.IlrCollections

public final class IlrCollections
extends Object

This is a utility class which has miscellaneous static methods that operate on lists and on iterators.

Method Summary

Modifier and Type	Method	Description
static int	getSize(Object[] array)	Returns the size of the array, that is, 0 if array is null, or its length otherwise.
static int	getSize(List<?> list)	Returns the size of the list, that is, 0 if list is null, or its size otherwise.
static <T> List<T>	Sort(Iterator<T> iter, Comparator<T> c)	Creates a list, adds the elements of an iterator to it and then sorts the list according to a sort order defined by way of a comparator.

Methods inherited from class java.lang.Object

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

Method Details

Sort

public static <T> List<T> Sort(Iterator<T> iter,
 Comparator<T> c)

Creates a list, adds the elements of an iterator to it and then sorts the list according to a sort order defined by way of a comparator.

Returns:

the sorted list.

getSize

public static int getSize(List<?> list)

Returns the size of the list, that is, 0 if list is null, or its size otherwise.

Parameters:

list - A list. It can be null.

Returns:

The size of the list.

Since:

JRules 6.0

getSize

public static int getSize(Object[] array)

Returns the size of the array, that is, 0 if array is null, or its length otherwise.

Parameters:

array - An array. It can be null.

Returns:

The size of the array.

Since:

JRules 6.0