Sandwhich String

code

/*  A sandwich is two pieces of bread with something in between. Return the string that is between the first and last appearance of "bread" in the given string, or return the empty string "" if there are not two pieces of bread.
getSandwich("breadjambread") → "jam"
getSandwich("xxbreadjambreadyy") → "jam"
getSandwich("xxbreadyy") → ""
link: http://www.javaproblems.com/2013/11/java-string-2-getsandwich-codingbat.html
*/

static String getSandwich(String inputString) {
        
        
    int firstPos = inputString.indexOf("bread");
    int lastPos = inputString.lastIndexOf("bread");

    if ( firstPos != -1 && lastPos != -1 && firstPos != lastPos )
        return inputString.substring(firstPos+5, lastPos);
        else
        return "";
       

    }