Java List to Array listToArray(final List a)

License

Parameter

Return

Declaration

public static double[] listToArray(final List<Double> a) 

Method Source Code

//package com.java2s;
/*/*from www .  ja v  a 2s.co m*/
 * #%L
 * Cytoscape Equations API (equations-api)
 * $Id:$
 * $HeadURL:$
 * %%
 * Copyright (C) 2010 - 2013 The Cytoscape Consortium
 * %%
 * This program 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 2.1 of the 
 * License, or (at your option) any later version.
 * 
 * This program 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 General Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/lgpl-2.1.html>.
 * #L%
 */

import java.util.List;

public class Main {
    /** Converts a List<Double> to a regular double[]
     *  @param  a  the list that will be converted
     *  @return the converted array
     */
    public static double[] listToArray(final List<Double> a) {
        final double[] x = new double[a.size()];
        int i = 0;
        for (double d : a)
            x[i++] = d;

        return x;
    }
}

Related

1. convertStringListToArray(List list)
2. convertToArray(final List> list)
3. convertToArray(List list)
4. convertToArray(List args)
5. listToArray(final List list)
6. listToArray(List data)
7. listToArray(List ids)
8. listToArray(List list)
9. listToArray(List list)