Java String Truncate truncate(String string, int maxSize)

Description

This method truncates the given String value to the given size, but appends an ellipse ("...") if the String is larger than maxSize.

License

Open Source License

Parameter

Parameter	Description
string	a parameter
maxSize	a parameter

Return

a String

Declaration

public static String truncate(String string, int maxSize) 

Method Source Code

//package com.java2s;
/*//from   ww w.j a  v  a2  s .  c  o m
 * Copyright (c) 2007-2010 Concurrent, Inc. All Rights Reserved.
 *
 * Project and contact information: http://www.cascading.org/
 *
 * This file is part of the Cascading project.
 *
 * Cascading 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.
 *
 * Cascading 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 Cascading.  If not, see <http://www.gnu.org/licenses/>.
 */

public class Main {
    /**
     * This method truncates the given String value to the given size, but appends an ellipse ("...") if the
     * String is larger than maxSize.
     *
     * @param string
     * @param maxSize
     * @return a String
     */
    public static String truncate(String string, int maxSize) {
        string = toNull(string);

        if (string.length() <= maxSize)
            return string;

        return String.format("%s...", string.subSequence(0, maxSize - 3));
    }

    /**
     * This method returns the {@link Object#toString()} of the given object, or an empty String if the object
     * is null.
     *
     * @param object
     * @return a String
     */
    public static String toNull(Object object) {
        if (object == null)
            return "";

        return object.toString();
    }
}

Related

1. truncate(String str, int start, int end)
2. truncate(String str, String prefix, String suffix)
3. truncate(String string, final int length)
4. truncate(String string, int length)
5. truncate(String string, int maxLength, boolean atBeginning, String ellipse)
6. truncate(String string, int n, String suffix)
7. truncate(String strOrginal, int iByteMaxSize)
8. truncate(String text)
9. truncate(String text, int len)