net.relaysoft.robot.http.server.utils

Class StringUtils

java.lang.Object

net.relaysoft.robot.http.server.utils.StringUtils

public final class StringUtils
extends Object

Utility class for string operations

Author:

relaysoft.net

Method Summary

Modifier and Type	Method and Description
static boolean	isBlank(String string) Checks whether string is either null or empty.
static boolean	isNotBlank(String string) Checks that string is not null or empty.
static boolean	isNumeric(String string) Checks whether string only contains numeric characters.
static String	substringAfter(String str, String after) Return sub string after given character sequence from original string.
static String	substringBetween(String str, String after, String before) Return sub string between given character sequences from original string.

Methods inherited from class java.lang.Object

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

Method Detail

isBlank

public static boolean isBlank(String string)

Checks whether string is either null or empty.

Parameters:

string - - String to check

Returns:

true if string is null or empty.

isNotBlank

public static boolean isNotBlank(String string)

Checks that string is not null or empty.

Parameters:

string - - String to check

Returns:

true if string is not null or empty.

isNumeric

public static boolean isNumeric(String string)

Checks whether string only contains numeric characters.

Parameters:

string - - String to check

Returns:

true if string contains only numeric characters.

substringAfter

public static String substringAfter(String str,
                                    String after)

Return sub string after given character sequence from original string.

Parameters:

str - - Original string

after - - Character sequence after which sub string is returned

Returns:

Sub string or empty string if given after character sequence is not found.

substringBetween

public static String substringBetween(String str,
                                      String after,
                                      String before)

Return sub string between given character sequences from original string.

Parameters:

str - - Original string

after - - Character sequence after which sub string is returned

before - - Character sequence before which sub string is returned

Returns:

Sub string or empty string if given after and before character sequences are not found.