Java Number Max Value max(String content, int max, String dotDotDot)

Description

max

License

LGPL

Declaration

public static String max(String content, int max, String dotDotDot) 

Method Source Code

//package com.java2s;
//License from project: LGPL 

public class Main {
    /**/*from ww  w  .j  ava 2 s .  c  om*/
     * cut string to max size if the string is greater, otherweise to nothing
     * @param content
     * @param max 
     * @return cutted string
     */

    public static String max(String content, int max) {
        return max(content, max, "");
    }

    public static String max(String content, int max, String dotDotDot) {
        if (content == null)
            return null;
        if (content.length() <= max)
            return content;

        return content.substring(0, max) + dotDotDot;
    }

    public static int length(String str) {
        if (str == null)
            return 0;
        return str.length();
    }

    /**
     * this method works different from the regular substring method, the regular substring method takes startIndex and endIndex as second and third argument,
     * this method takes offset and length
     * @param str
     * @param off
     * @param len
     * @return
     */
    public static String substring(String str, int off, int len) {
        return str.substring(off, off + len);
    }
}

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