is Hex Color - Java 2D Graphics

Java examples for 2D Graphics:Color HEX

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Description

is Hex Color

Demo Code

/*//from  w w w. j  a  v a  2  s.  c o m
 *  Copyright (C) 2013, Peter Decsi.
 * 
 *  This library is free software: you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public 
 *  License as published by the Free Software Foundation, either 
 *  version 3 of the License, or (at your option) any later version.
 * 
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this library.  If not, see <http://www.gnu.org/licenses/>.
 */
//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        String color = "java2s.com";
        System.out.println(isHexColor(color));
    }

    private final static int HEX_LENGTH = 6;
    private final static String HEX_PATTERN = "[0-9A-Fa-f]+";

    public static boolean isHexColor(String color) {
        return color != null && color.length() == HEX_LENGTH
                && color.matches(HEX_PATTERN);
    }
}

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