Java String Split by Length splitString(String stringToSplit, int maxLength)

Description

Split a line of text in lines no longer than maxLength characters.

License

Open Source License

Parameter

Parameter	Description
stringToSplit	the line of text to split
maxLength	the maximum length of each resulting line of text

Return

A List of strings representing the split text

Declaration

public static List<String> splitString(String stringToSplit, int maxLength) 

Method Source Code

//package com.java2s;
/**/*from w  ww .  ja  v a2 s.c om*/
 * Geotag
 * Copyright (C) 2007-2016 Andreas Schneider
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

import java.util.ArrayList;
import java.util.List;

public class Main {
    /**
     * Split a line of text in lines no longer than maxLength characters. this
     * routine assumes that there are no words longer than maxLength.
     * 
     * @param stringToSplit
     *          the line of text to split
     * @param maxLength
     *          the maximum length of each resulting line of text
     * @return A List of strings representing the split text
     */
    public static List<String> splitString(String stringToSplit, int maxLength) {
        String text = stringToSplit;
        List<String> lines = new ArrayList<String>();
        while (text.length() > maxLength) {
            int spaceAt = maxLength - 1;
            // the text is too long.
            // find the last space before the maxLength
            for (int i = maxLength - 1; i > 0; i--) {
                if (Character.isWhitespace(text.charAt(i))) {
                    spaceAt = i;
                    break;
                }
            }
            lines.add(text.substring(0, spaceAt));
            text = text.substring(spaceAt + 1);
        }
        lines.add(text);
        return lines;
    }
}

Related

1. splitString(String orig, String delim, int max)
2. splitString(String s, int maxSize)
3. splitString(String str, int length)
4. splitString(String str, int length)
5. splitString(String string, int maxCharsPerLine)
6. splitStringByLength(String input, int length)
7. splitStringFixedLen(String data, int interval)
8. splitWorker(final String str, final String separatorChars, final int max, final boolean preserveAllTokens)
9. strSplit(String src, int firstLineLength, int otherLineLength)