Java Collection Concatenate concatValues(Collection values)

Description

Concats a collection of values.

License

Open Source License

Parameter

Parameter	Description
values	a parameter

Declaration

public static <O> String concatValues(Collection<O> values) 

Method Source Code

//package com.java2s;
/*/*from   w w w. j a va2 s  .c o m*/
 * Copyright (C) 2000 - 2014 Silverpeas
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * As a special exception to the terms and conditions of version 3.0 of
 * the GPL, you may redistribute this Program in connection with Free/Libre
 * Open Source Software ("FLOSS") applications as described in Silverpeas's
 * FLOSS exception. You should have recieved a copy of the text describing
 * the FLOSS exception, and it is also available here:
 * "http://www.silverpeas.org/docs/core/legal/floss_exception.html"
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.Collection;

public class Main {
    /**
     * Concats a collection of values.
     * @param values
     * @return
     */
    public static <O> String concatValues(Collection<O> values) {
        return concatValues(values, ", ");
    }

    /**
     * Concats a collection of values.
     * @param values
     * @param separator
     * @return
     */
    public static <O> String concatValues(Collection<O> values, String separator) {
        StringBuilder sb = new StringBuilder();
        for (O value : values) {
            if (sb.length() > 0) {
                sb.append(separator);
            }
            sb.append(value);
        }
        return sb.toString();
    }
}

Related

1. concatNumber(Collection keys)
2. concatStrings(Collection strings)
3. concatStrings(Collection values, String separator)
4. concatStringsWSep(Collection strings, String separator)
5. concatTokens(Collection tokens)