Solved

EASY - silly question from a beginner...

Posted on 2006-07-08
4
212 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_
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 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

Free Tool: Subnet Calculator

The subnet calculator helps you design networks by taking an IP address and network mask and returning information such as network, broadcast address, and host range.

One of a set of tools we're offering as a way of saying thank you for being a part of the community.

Question has a verified solution.

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

Suggested Solutions

An old method to applying the Singleton pattern in your Java code is to check if a static instance, defined in the same class that needs to be instantiated once and only once, is null and then create a new instance; otherwise, the pre-existing insta…
Introduction Java can be integrated with native programs using an interface called JNI(Java Native Interface). Native programs are programs which can directly run on the processor. JNI is simply a naming and calling convention so that the JVM (Java…
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 explains how to use the VisualVM tool for the Java platform application. This video goes into detail on the Threads, Sampler, and Profiler tabs.

749 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