Package com.nimbusds.oauth2.sdk.util

Class StringUtils

java.lang.Object

com.nimbusds.oauth2.sdk.util.StringUtils

public final class StringUtils
extends Object

String utilities. Replicates Apache Commons Lang 3.

Method Summary

Modifier and Type	Method	Description
static boolean	isAlpha(CharSequence cs)	Returns true if the specified char sequence is all alphabetic letters.
static boolean	isBlank(CharSequence cs)	Returns true if the specified char sequence is all blank, empty or null.
static boolean	isNotBlank(CharSequence cs)	Returns true if the specified char sequence is not all blank, not empty and not null.
static boolean	isNumeric(CharSequence cs)	Returns true if the specified char sequence is all numeric letters.

Methods inherited from class java.lang.Object

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

Method Details

isBlank

public static boolean isBlank(CharSequence cs)

Returns true if the specified char sequence is all blank, empty or null.

Parameters:

cs - The char sequence. May be null.

Returns:

true if the specified char sequence is all blank, empty or null, else false.

isNotBlank

public static boolean isNotBlank(CharSequence cs)

Returns true if the specified char sequence is not all blank, not empty and not null.

Parameters:

cs - The char sequence. May be null.

Returns:

true if the specified char sequence is not all blank, not empty and not null, else false.

isAlpha

public static boolean isAlpha(CharSequence cs)

Returns true if the specified char sequence is all alphabetic letters.

Parameters:

cs - The char sequence. May be null.

Returns:

true if the specified char sequence is all alphabetic letters, empty or null, else false.

isNumeric

public static boolean isNumeric(CharSequence cs)

Returns true if the specified char sequence is all numeric letters.

Parameters:

cs - The char sequence. May be null.

Returns:

true if the specified char sequence is all numeric letters, empty or null, else false.