001////////////////////////////////////////////////////////////////////////////////
002// checkstyle: Checks Java source code for adherence to a set of rules.
003// Copyright (C) 2001-2022 the original author or authors.
004//
005// This library is free software; you can redistribute it and/or
006// modify it under the terms of the GNU Lesser General Public
007// License as published by the Free Software Foundation; either
008// version 2.1 of the License, or (at your option) any later version.
009//
010// This library is distributed in the hope that it will be useful,
011// but WITHOUT ANY WARRANTY; without even the implied warranty of
012// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013// Lesser General Public License for more details.
014//
015// You should have received a copy of the GNU Lesser General Public
016// License along with this library; if not, write to the Free Software
017// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
018////////////////////////////////////////////////////////////////////////////////
019
020package com.puppycrawl.tools.checkstyle.utils;
021
022import java.util.Arrays;
023
024/**
025 * Contains utility methods for code point.
026 */
027public final class CodePointUtil {
028
029    /** Stop instances being created. **/
030    private CodePointUtil() {
031    }
032
033    /**
034     * Checks if given code point array is blank by either being empty,
035     * or contains only whitespace characters.
036     *
037     * @param codePoints The array of unicode code points of string to check.
038     * @return true if codePoints is blank.
039     */
040    public static boolean isBlank(int... codePoints) {
041        return Arrays.stream(codePoints)
042                .allMatch(Character::isWhitespace);
043    }
044
045}