Java JList Select createStringFromSelectionList( JList aListComponent, boolean createQuotes)

Description

Creates a String representation of the selected items in a JList component

Example of output with createQuotes : ["123","456","789"]
Example of output with !createQuotes: [123,456,789]
Returns '[]' when no selected items were detected in the JList.

License

Open Source License

Parameter

Parameter	Description
aListComponent	the JList component of which the selected items have to be in a String
createQuotes	add/do not add quotes to each individual value in the string output

Return

String representation of the selected items in a aListComponent

Declaration

static public String createStringFromSelectionList(
        JList aListComponent, boolean createQuotes)

Method Source Code

//package com.java2s;
/*//  w w  w. j  a  va2s  . com
 * LofarUtils.java
 *
 *  Copyright (C) 2002-2007
 *  ASTRON (Netherlands Foundation for Research in Astronomy)
 *  P.O.Box 2, 7990 AA Dwingeloo, The Netherlands, seg@astron.nl
 *
 *  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 2 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, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

import javax.swing.JList;

public class Main {
    /**
     * Creates a String representation of the <b><i>selected</i></b> items in a JList component<br><br>
     * Example of output with createQuotes : ["123","456","789"]<br>
     * Example of output with !createQuotes: [123,456,789]<br>
     * Returns '[]' when no selected items were detected in the JList.
     * 
     * @param aListComponent the JList component of which the selected items have to be in a String
     * @param createQuotes add/do not add quotes to each individual value in the string output
     * @return String representation of the selected items in a aListComponent
     */
    static public String createStringFromSelectionList(
            JList aListComponent, boolean createQuotes) {
        String aList = "[";
        if (aListComponent.getModel().getSize() > 0) {
            int[] selectedIndices = aListComponent.getSelectedIndices();
            for (int i = 0; i < selectedIndices.length; i++) {
                if (i > 0) {
                    aList += ",";
                }
                if (createQuotes) {
                    aList += "\"";
                }
                aList += aListComponent.getModel().getElementAt(
                        selectedIndices[i]);
                if (createQuotes) {
                    aList += "\"";
                }
            }
        }
        aList += "]";
        return aList;
    }
}