Package com.puppycrawl.tools.checkstyle.utils

Class CodePointUtil

java.lang.Object

com.puppycrawl.tools.checkstyle.utils.CodePointUtil

public final class CodePointUtil
extends Object

Contains utility methods for code point.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	CodePointUtil()	Stop instances being created.

Method Summary

Modifier and Type	Method	Description
static boolean	endsWith(int[] codePoints, String suffix)	Tests if the unicode code points array ends with the specified suffix.
static boolean	hasWhitespaceBefore(int index, int... codePoints)	Checks if the given code point array contains only whitespace up to specified index.
static boolean	isBlank(int... codePoints)	Checks if given code point array is blank by either being empty, or contains only whitespace characters.
static int[]	stripTrailing(int... codePoints)	Removes trailing whitespaces.

Methods inherited from class java.lang.Object

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

Constructor Detail

CodePointUtil

private CodePointUtil()

Stop instances being created.

Method Detail

isBlank

public static boolean isBlank(int... codePoints)

Checks if given code point array is blank by either being empty, or contains only whitespace characters.

Parameters:

codePoints - The array of unicode code points of string to check.

Returns:

true if codePoints is blank.

hasWhitespaceBefore

public static boolean hasWhitespaceBefore(int index,
                                          int... codePoints)

Checks if the given code point array contains only whitespace up to specified index.

Parameters:

codePoints - array of Unicode code point of string to check

index - index to check up to (exclusive)

Returns:

true if all code points preceding given index are whitespace

stripTrailing

public static int[] stripTrailing(int... codePoints)

Removes trailing whitespaces.

Parameters:

codePoints - array of unicode code points

Returns:

unicode code points array with trailing whitespaces removed

endsWith

public static boolean endsWith(int[] codePoints,
                               String suffix)

Tests if the unicode code points array ends with the specified suffix.

Parameters:

suffix - the suffix

codePoints - the array of unicode code points to check

Returns:

true, if the unicode code points array ends with provided suffix