Java Collection Join join(final Collection strings, String delimeter)

Description

Convenience function for joining strings using a delimeter

License

Open Source License

Parameter

Parameter	Description
strings	a parameter
delimeter	a parameter

Declaration

public static String join(final Collection<?> strings, String delimeter) 

Method Source Code

//package com.java2s;
/**//  w  w w. j  ava2  s. c  o m
 * 
 * Funf: Open Sensing Framework
 * Copyright (C) 2010-2011 Nadav Aharony, Wei Pan, Alex Pentland.
 * Acknowledgments: Alan Gardner
 * Contact: nadav@media.mit.edu
 * 
 * This file is part of Funf.
 * 
 * Funf 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 3 of
 * the License, or (at your option) any later version.
 * 
 * Funf 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 Funf. If not, see <http://www.gnu.org/licenses/>.
 * 
 */

import java.util.Collection;
import java.util.Iterator;

public class Main {
    /**
     * Convenience function for joining strings using a delimeter
     * 
     * @param strings
     * @param delimeter
     * @return
     */
    public static String join(final Collection<?> strings, String delimeter) {
        if (delimeter == null) {
            delimeter = ",";
        }
        if (strings.isEmpty()) {
            return "";
        }
        StringBuffer joined = new StringBuffer();
        Iterator<?> stringIter = strings.iterator();
        joined.append(stringIter.next().toString());
        while (stringIter.hasNext()) {
            joined.append(delimeter);
            joined.append(stringIter.next().toString());
        }
        return joined.toString();
    }
}

Related

1. join(final Collection items, final String glue)
2. join(final Collection coll, final String delimiter)
3. join(final Collection coll, final String glue)
4. join(final Collection items, final String inBetween)
5. join(final Collection list, final String inbetween)
6. join(final Collection