joptsimple.internal

Class Strings

java.lang.Object

joptsimple.internal.Strings

public final class Strings
extends java.lang.Object

Author:

Paul Holser

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	EMPTY
static java.lang.String	LINE_SEPARATOR

Method Summary

Modifier and Type	Method and Description
static boolean	isNullOrEmpty(java.lang.String target) Tells whether the given string is either or consists solely of whitespace characters.
static java.lang.String	repeat(char ch, int count) Gives a string consisting of the given character repeated the given number of times.
static java.lang.String	surround(java.lang.String target, char begin, char end) Gives a string consisting of a given string prepended and appended with surrounding characters.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final java.lang.String EMPTY

See Also:

Constant Field Values

LINE_SEPARATOR

public static final java.lang.String LINE_SEPARATOR

Method Detail

repeat

public static java.lang.String repeat(char ch,
                                      int count)

Gives a string consisting of the given character repeated the given number of times.

Parameters:

ch - the character to repeat

count - how many times to repeat the character

Returns:

the resultant string

isNullOrEmpty

public static boolean isNullOrEmpty(java.lang.String target)

Tells whether the given string is either or consists solely of whitespace characters.

Parameters:

target - string to check

Returns:

true if the target string is null or empty

surround

public static java.lang.String surround(java.lang.String target,
                                        char begin,
                                        char end)

Gives a string consisting of a given string prepended and appended with surrounding characters.

Parameters:

target - a string

begin - character to prepend

end - character to append

Returns:

the surrounded string