net.creationreborn.api.common.util.StringUtils Maven / Gradle / Ivy

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/*
 * Copyright 2020 creationreborn.net
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.creationreborn.api.common.util;

public class StringUtils {
    
    public static boolean isBlank(CharSequence charSequence) {
        int length;
        if (charSequence == null || (length = charSequence.length()) == 0) {
            return true;
        }
        
        for (int index = 0; index < length; index++) {
            if (!Character.isWhitespace(charSequence.charAt(index))) {
                return false;
            }
        }
        
        return true;
    }
    
    public static boolean isNotBlank(CharSequence charSequence) {
        return !isBlank(charSequence);
    }
}