Android Iterable Join join(Iterable s, CharSequence delimiter)

Description

join

License

Open Source License

Declaration

public static String join(Iterable<? extends CharSequence> s,
            CharSequence delimiter) 

Method Source Code

//package com.java2s;
/* PoliteDroid: activate silent mode during calendar events
 * Copyright (C) 2011 Miguel Serrano/*w  w w  .ja va  2 s .  c  o m*/
 *
 * 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/>.
 */

import java.util.Iterator;

public class Main {
    public static String join(Iterable<? extends CharSequence> s,
            CharSequence delimiter) {
        int capacity = 0;
        int delimLength = delimiter.length();
        Iterator<? extends CharSequence> iter = s.iterator();
        if (iter.hasNext()) {
            capacity += iter.next().length() + delimLength;
        }

        StringBuilder buffer = new StringBuilder(capacity);
        iter = s.iterator();
        if (iter.hasNext()) {
            buffer.append(iter.next());
            while (iter.hasNext()) {
                buffer.append(delimiter);
                buffer.append(iter.next());
            }
        }
        return buffer.toString();
    }
}

Related

1. join(Iterable collection)
2. join(Iterable parts, String delimiter)
3. join(Iterable strings)
4. join(Iterable iterable)