org.owasp.esapi.util

Class CollectionsUtil

java.lang.Object

org.owasp.esapi.util.CollectionsUtil

public class CollectionsUtil
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
private static char[]	EMPTY_CHAR_ARRAY

Constructor Summary

Constructors

Modifier	Constructor and Description
private	CollectionsUtil() Private constructor to prevent instantiation.

Method Summary

Modifier and Type	Method and Description
static java.util.Set<java.lang.Character>	arrayToSet(char... array) Converts an array of chars to a Set of Characters.
static java.util.Set<java.lang.Character>	arrayToUnmodifiableSet(char... array) Convert a char array to a unmodifiable Set.
static char[]	strToChars(java.lang.String str) Convert a String to a char array
static java.util.Set<java.lang.Character>	strToSet(java.lang.String str) Convert a String to a set of characters.
static java.util.Set<java.lang.Character>	strToUnmodifiableSet(java.lang.String str) Convert a String to a unmodifiable set of characters.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_CHAR_ARRAY

private static final char[] EMPTY_CHAR_ARRAY

Constructor Detail

CollectionsUtil

private CollectionsUtil()

Private constructor to prevent instantiation.

Method Detail

arrayToSet

public static java.util.Set<java.lang.Character> arrayToSet(char... array)

Converts an array of chars to a Set of Characters.

Parameters:

array - the contents of the new Set

Returns:

a Set containing the elements in the array

arrayToUnmodifiableSet

public static java.util.Set<java.lang.Character> arrayToUnmodifiableSet(char... array)

Convert a char array to a unmodifiable Set.

Parameters:

array - the contents of the new Set

Returns:

a unmodifiable Set containing the elements in the array.

strToChars

public static char[] strToChars(java.lang.String str)

Convert a String to a char array

Parameters:

str - The string to convert

Returns:

character array containing the characters in str. An empty array is returned if str is null.

strToSet

public static java.util.Set<java.lang.Character> strToSet(java.lang.String str)

Convert a String to a set of characters.

Parameters:

str - The string to convert

Returns:

A set containing the characters in str. A empty set is returned if str is null.

strToUnmodifiableSet

public static java.util.Set<java.lang.Character> strToUnmodifiableSet(java.lang.String str)

Convert a String to a unmodifiable set of characters.

Parameters:

str - The string to convert

Returns:

A set containing the characters in str. A empty set is returned if str is null.