Java String Pad Right rightPadOrTruncate(String str, int resultSz)

Description

right Pad Or Truncate

License

Open Source License

Declaration

public static String rightPadOrTruncate(String str, int resultSz) 

Method Source Code

//package com.java2s;
/*/*ww  w.  j av  a 2 s .com*/
 * Robonobo Common Utils
 * Copyright (C) 2008 Will Morton (macavity@well.com) & Ray Hilton (ray@wirestorm.net)
    
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

public class Main {
    public static String rightPadOrTruncate(String str, int resultSz) {
        if (resultSz < 5)
            throw new IllegalArgumentException("Can't truncate to <5 chars, won't fit ellipsis in");
        if (str == null)
            str = "";
        if (resultSz >= str.length())
            return rightPad(str, resultSz);
        String el = "[...]";
        int availSz = resultSz - el.length();
        return el + str.substring(str.length() - availSz);
    }

    public static String rightPad(String str, int size) {
        if (str.length() >= size)
            return str;
        StringBuffer sb = new StringBuffer();
        sb.append(str);
        for (int i = 0; i < size - str.length(); i++) {
            sb.append(' ');
        }
        return sb.toString();
    }
}

Related

1. rightPaddedBaseString(String bases, int length)
2. rightPaddedString(String string, int length, char paddingChar)
3. rightPadding(int id, int value)
4. rightPaddWithSpace(String pString_, int stellen)
5. rightPadInt(int number, int width)
6. rightPadString(String str, char pad, int length)
7. rightPadString(StringBuilder builder, char padding, int multipleOf)
8. tailPad(String target, String padChar, int length)