Java List to Array toArray(List data)

License

Parameter

Declaration

public static byte[] toArray(List<Byte> data) 

Method Source Code

//package com.java2s;
/*// w  ww .j a v  a2  s. co  m
 * #%L
 * Katsu Commons Utils
 * %%
 * Copyright (C) 2013 Katsu
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 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 Public License for more details.
 * 
 * You should have received a copy of the GNU General Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import java.util.List;

public class Main {
    /**
     * Convert a List<Byte> to array of byte
     * @param data
     * @return
     */
    public static byte[] toArray(List<Byte> data) {
        if (data == null) {
            return null;
        }
        byte[] result = new byte[data.size()];
        for (int i = 0; i < data.size(); i++) {
            result[i] = data.get(i).byteValue();
        }
        return result;
    }
}

Related

1. toArray(List list)
2. toArray(List list)
3. toArray(List list, Object array[], int start, int end)
4. toArray(List lista)
5. toArray(List list)
6. toArray(List list)
7. toArray(List list)
8. toArray(List list)
9. toArray(List values)