Package ch.frostnova.util.check

Class CheckString

java.lang.Object

ch.frostnova.util.check.CheckString

public final class CheckString
extends java.lang.Object

Utility methods to perform checks on String values.

Since:

03.09.2017.

Method Summary

Modifier and Type	Method	Description
static Verify<java.lang.String>	format(java.lang.String pattern)	Check that the string's format matches the given pattern
static Verify<java.lang.String>	format(java.lang.String pattern, java.lang.String hint)	Check that the string's format matches the given pattern
static Verify<java.lang.String>	format(java.util.regex.Pattern pattern)	Check that the string's format matches the given pattern
static Verify<java.lang.String>	format(java.util.regex.Pattern pattern, java.lang.String hint)	Check that the string's format matches the given pattern
static Verify<java.lang.String>	max(int max)	Check that the string contains no more than 'max' characters
static Verify<java.lang.String>	min(int min)	Check that the string contains at least 'min' characters
static Verify<java.lang.String>	notBlank()	Check that the string is not empty (string is whitespace characters only)
static Verify<java.lang.String>	notEmpty()	Check that the string is not empty (string is no characters)
static Verify<java.lang.String>	singleWord()	Check that the string is a single word (nontrivial sequence of alphabetic characters).

Methods inherited from class java.lang.Object

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

Method Detail

notEmpty

public static Verify<java.lang.String> notEmpty()

Check that the string is not empty (string is no characters)

Returns:

verifier

notBlank

public static Verify<java.lang.String> notBlank()

Check that the string is not empty (string is whitespace characters only)

Returns:

verifier

format

public static Verify<java.lang.String> format(java.lang.String pattern)

Check that the string's format matches the given pattern

Parameters:

pattern - pattern specifying the string's format

Returns:

verifier

format

public static Verify<java.lang.String> format(java.util.regex.Pattern pattern)

Check that the string's format matches the given pattern

Parameters:

pattern - pattern specifying the string's format

Returns:

verifier

format

public static Verify<java.lang.String> format(java.util.regex.Pattern pattern,
                                              java.lang.String hint)

Check that the string's format matches the given pattern

Parameters:

pattern - pattern specifying the string's format

hint - hint describing the pattern

Returns:

verifier

format

public static Verify<java.lang.String> format(java.lang.String pattern,
                                              java.lang.String hint)

Check that the string's format matches the given pattern

Parameters:

pattern - pattern specifying the string's format

hint - hint describing the pattern

Returns:

verifier

min

public static Verify<java.lang.String> min(int min)

Check that the string contains at least 'min' characters

Parameters:

min - minimum number of characters

Returns:

verifier

max

public static Verify<java.lang.String> max(int max)

Check that the string contains no more than 'max' characters

Parameters:

max - maximum number of characters

Returns:

verifier

singleWord

public static Verify<java.lang.String> singleWord()

Check that the string is a single word (nontrivial sequence of alphabetic characters).

Returns:

verifier