PrefsUtils.java

/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org

This file is part of Gephi.

Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

Gephi 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with Gephi.  If not, see <http://www.gnu.org/licenses/>.
*/
package org.gephi.ui.utils;

import java.util.StringTokenizer;

public class PrefsUtils {

    public static final String floatArrayToString(float[] array) {
        StringBuilder builder = new StringBuilder();
        for (int i = 0; i < array.length; i++) {
            if (i > 0) {
                builder.append(',');
            }
            builder.append(array[i]);
        }
        return builder.toString();
    }

    public static final float[] stringToFloatArray(String string) {
        StringTokenizer tokenizer = new StringTokenizer(string, ",");
        float[] array = new float[tokenizer.countTokens()];

        for (int i = 0; i < array.length; i++) {
            array[i] = Float.parseFloat(tokenizer.nextToken());
        }

        return array;
    }
}