Re: problem delimiting a string

From:
Knute Johnson <nospam@knutejohnson.com>
Newsgroups:
comp.lang.java.help
Date:
Tue, 25 Sep 2012 21:24:00 -0700
Message-ID:
<k3u010$d7r$1@dont-email.me>
On 9/25/2012 6:57 PM, bilsch wrote:

The fragment with the delimiting problem is listed below. The objective
is to get Scanner to accept firstname midname and lastname as a single
string using the ENTER key as the string delimiter rather than use the
spaces between first, middle and last as delimiters. The two statements
concerned with delimiting are straight out of a java text book so I
assumed they would work (I don't actually know what they mean). The
compiler complains about the line:

Scanner.useDelimiter(lineSeparator);

It says: cannot make static reference to the non-static method
useDelimiter(String) from the type scanner. Your comments will be
appreciated. TIA. The fragment is as follows:

/* Extracts initials from whole name
    File Ch2Monogram.java
*/
import java.util.*;
class Ch2Monogram2a {

public static void main(String[] args){

String partName, firstName, midName, lastName;
Scanner console = new Scanner(System.in);
String lineSeparator = System.getProperty("line.separator");
Scanner.useDelimiter(lineSeparator);
System.out.println("Enter your whole name: first middle last");
}
}


console is an instance of a Scanner object. If useDelimeter() were a
static method of the class Scanner you could use that line but it is
not. Use console.useDelimeter(lineSeparator) instead.

--

Knute Johnson

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