Solved

EASY - silly question from a beginner...

Posted on 2006-07-08
4
192 Views
Last Modified: 2010-03-31
////////////////////////////////////////////////////
public class welcome {

      /**
       * @param args
       */
      public static void main(String[] args) {
            String strOne = "this is a string";
            
            int intOne = NumberOfBytes(strOne);
            System.out.println(strOne);
            System.out.println(intOne);
      }

}
class NumberOfBytes{
      int storage (String s){
            return s.length() * 2;
      }
}

////////////////////////////////////////////////////////
says:
the method NumberOfBytes(String) is undefined for the method welcome

why?
0
Comment
Question by:Wibble_
  • 3
4 Comments
 
LVL 86

Expert Comment

by:CEHJ
ID: 17064816
Change

>>class NumberOfBytes{

to

static class NumberOfBytes{

and

>>int intOne = NumberOfBytes(strOne);

to

int intOne = NumberOfBytes.storage(strOne);
0
 
LVL 86

Accepted Solution

by:
CEHJ earned 125 total points
ID: 17064825
Two more things:

1. move your second '}' right to the end of the file
2. change

>>int storage (String s){

to

static int storage (String s){
0
 

Author Comment

by:Wibble_
ID: 17064909
////////////////////////////////////////////////////
public class welcome {

     /**
      * @param args
      */
     public static void main(String[] args) {
          String strOne = "this is a string";
         
          int intOne = NumberOfBytes.storage(strOne);
          System.out.println(strOne);
          System.out.println(intOne);
     }


static class NumberOfBytes{
     static int storage (String s){
          return s.length() * 2;
     }
}
}
/////////////////////////////////////////////


Hurrah! Thank you CEHJ. It needs to be static, because otherwise it doesn't exist...

yay.
0
 
LVL 86

Expert Comment

by:CEHJ
ID: 17065174
:-)
0

Featured Post

Is Your Active Directory as Secure as You Think?

More than 75% of all records are compromised because of the loss or theft of a privileged credential. Experts have been exploring Active Directory infrastructure to identify key threats and establish best practices for keeping data safe. Attend this month’s webinar to learn more.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

This was posted to the Netbeans forum a Feb, 2010 and I also sent it to Verisign. Who didn't help much in my struggles to get my application signed. ------------------------- Start The idea here is to target your cell phones with the correct…
Basic understanding on "OO- Object Orientation" is needed for designing a logical solution to solve a problem. Basic OOAD is a prerequisite for a coder to ensure that they follow the basic design of OO. This would help developers to understand the b…
Viewers will learn about the different types of variables in Java and how to declare them. Decide the type of variable desired: Put the keyword corresponding to the type of variable in front of the variable name: Use the equal sign to assign a v…
This tutorial covers a practical example of lazy loading technique and early loading technique in a Singleton Design Pattern.

867 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question

Need Help in Real-Time?

Connect with top rated Experts

22 Experts available now in Live!

Get 1:1 Help Now