Converts from an Object to a String List - Android java.util

Android examples for java.util:List Convert

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Description

Converts from an Object to a String List

Demo Code

/*/*from   w  w  w . j a va2s .  c o  m*/
 * Copyright (C) 2008-2012 Open Wide SA
 *  
 * This library is free software; you can redistribute 
 * it and/or modify it under the terms of version 2.1 of 
 * the GNU Lesser General Public License as published by  
 * the Free Software Foundation.
 * 
 * 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 Lesser General 
 * Public License along with this library; if not, write to the 
 * Free Software Foundation, Inc., 59 Temple Place, Suite 330, 
 * Boston, MA  02111-1307  USA
 * 
 * More information at http://knowledge.openwide.fr/bin/view/Main/AlfrescoETLConnector/
 */
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

public class Main{
    public static void main(String[] argv){
        List values = java.util.Arrays.asList("asdf","java2s.com");
        System.out.println(toStringList(values));
    }
    /**
     * Converts from an Object to a String List
     * 
     * @param values
     * @return
     * @throws AcpXmlException if a value is not a String (null not allowed)
     */
    public static List<String> toStringList(List<Object> values)
            throws AcpXmlException {
        ArrayList<String> stringValues = new ArrayList<String>(
                values.size());
        for (Object value : (List<Object>) values) {
            if (value instanceof String) {
                stringValues.add((String) value);
                continue;
            }
            throw new AcpXmlException("Value " + value + " of list "
                    + values + " should be of type String");
        }
        return stringValues;
    }
}

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