NumberStream

java.lang.Object

au.edu.unsw.cse.NumberStream

public class NumberStream
extends java.lang.Object

This class provides a convenient way to read numbers from a text file

Field Summary

Fields

Modifier and Type Field Description

protected java.io.StreamTokenizer st

Constructor Summary

Constructors
Constructor	Description
`NumberStream(java.io.InputStream is)`	Creates a NumberStream that parses the specified input stream.
`NumberStream(java.io.Reader r)`	Creates a NumberStream that parses the specified character stream.

Method Summary

Modifier and Type Method Description

double next()
return the next double from the stream.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- st
  
  protected java.io.StreamTokenizer st
Constructor Details
- NumberStream
  
  public NumberStream(java.io.InputStream is)
  
  Creates a NumberStream that parses the specified input stream.
  
  Parameters:
  
  is - - an input stream.
- NumberStream
  
  public NumberStream(java.io.Reader r)
  
  Creates a NumberStream that parses the specified character stream.
Method Details
- next
  
  public double next() throws java.io.IOException
  
  return the next double from the stream. Return Double.NaN if end of file has been reached. Note: you must use Double.isNaN() to test if a double is NaN
  
  Throws:
  
  java.io.IOException