net.fckeditor.tool
Class Utils

java.lang.Object
  net.fckeditor.tool.Utils

public class Utils
extends java.lang.Object

Some static helper methods.

Version:

$Id: Utils.java 3840 2009-07-08 20:29:46Z mosipov $

Constructor Summary

Utils()

Method Summary

static java.util.Set<java.lang.String>	getSet(java.lang.String stringList) Just a wrapper to getSet(String, String) for using '|' as delimiter.
static java.util.Set<java.lang.String>	getSet(java.lang.String stringList, java.lang.String delimiter) Constructs a set of uppercased strings from a delimiter-separated string.
static boolean	isBlank(java.lang.String str) Checks if a String is whitespace, empty or null.
static boolean	isEmpty(java.lang.String str) Checks if a string is null or empty.
static boolean	isNotBlank(java.lang.String str) Just a wrapper to isBlank(String).
static boolean	isNotEmpty(java.lang.String str) Just a wrapper to isEmpty(String).

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

getSet

public static java.util.Set<java.lang.String> getSet(java.lang.String stringList,
                                                     java.lang.String delimiter)

Constructs a set of uppercased strings from a delimiter-separated string.

Parameters:

stringList -

delimiter - The delimiter.

Returns:

An emtpy list if 'stringList' is empty else a lowercased set of strings.

Throws:

java.lang.IllegalArgumentException - if 'delimiter' is empty.

getSet

public static java.util.Set<java.lang.String> getSet(java.lang.String stringList)

Just a wrapper to getSet(String, String) for using '|' as delimiter.

isEmpty

public static boolean isEmpty(java.lang.String str)

Checks if a string is null or empty.

Parameters:

str - to check

Returns:

true if the string is null or empty.

isNotEmpty

public static boolean isNotEmpty(java.lang.String str)

Just a wrapper to isEmpty(String).

Parameters:

str - to ckeck

Returns:

true if the String is not empty or not null.

isBlank

public static boolean isBlank(java.lang.String str)

Checks if a String is whitespace, empty or null.

Parameters:

str - to check

Returns:

true if the string is null, empty or contains whitespace only.

isNotBlank

public static boolean isNotBlank(java.lang.String str)

Just a wrapper to isBlank(String).

Parameters:

str - to check

Returns:

true if the string is not null, not empty or does not contain whitespace only.