Android String Sub String Get substringBeforeLast(String text, char separator)

Description

Gives the substring of the given text before the last occurrence of the given separator.

Parameter

Parameter	Description
text	a parameter
separator	a parameter

Declaration

public static String substringBeforeLast(String text, char separator) 

Method Source Code

//package com.java2s;

public class Main {
    /**/*from   w  w  w  .  j  a  v  a2s  .  c o m*/
     * Gives the substring of the given text before the last occurrence of the given separator.
     * 
     * If the text does not contain the given separator then the given text is returned.
     * 
     * @param text
     * @param separator
     * @return
     */
    public static String substringBeforeLast(String text, char separator) {
        if (isEmpty(text)) {
            return text;
        }
        int cPos = text.lastIndexOf(separator);
        if (cPos < 0) {
            return text;
        }
        return text.substring(0, cPos);
    }

    /**
     * Whether the given string is null or zero-length.
     * 
     * @param text
     * @return
     */
    public static boolean isEmpty(String text) {
        return (text == null) || (text.length() == 0);
    }
}

Related

1. substring(String str, int srcPos, int specialCharsLength)
2. substringAfter(String text, char c)
3. substringAfterLast(String text, char separator)
4. substringBefore(String text, char separator)
5. substringBefore(String text, char separator)