Package org.web3j.utils

Class Strings

java.lang.Object

org.web3j.utils.Strings

public class Strings
extends Object

String utility functions.

Method Summary

Modifier and Type	Method	Description
static String	capitaliseFirstLetter(String string)
static boolean	isBlank(String s)	Returns true if the string is empty or contains only white space codepoints, otherwise false.
static boolean	isEmpty(String s)	Returns true if the string is empty, otherwise false.
static String	join(List<String> src, String delimiter)
static String	lowercaseFirstLetter(String string)
static String	repeat(char value, int n)
static String	toCsv(List<String> src)
static String	zeros(int n)

Methods inherited from class java.lang.Object

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

Method Details

toCsv

public static String toCsv(List<String> src)

join

public static String join(List<String> src,
 String delimiter)

capitaliseFirstLetter

public static String capitaliseFirstLetter(String string)

lowercaseFirstLetter

public static String lowercaseFirstLetter(String string)

zeros

public static String zeros(int n)

repeat

public static String repeat(char value,
 int n)

isEmpty

public static boolean isEmpty(String s)

Returns true if the string is empty, otherwise false.

Parameters:

s - String value

Returns:

is given string is Empty or not

isBlank

public static boolean isBlank(String s)

Returns true if the string is empty or contains only white space codepoints, otherwise false.

Parameters:

s - String value

Returns:

is given string is Blank or not