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Data Streams: Double Reader Java code example - Click here to copy ->>>

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/* Title: Hardcore Java
* Title: Java I/O
* Second Edition: May 2006
* ISBN 10: 0-596-52750-0
* ISBN 13: 9780596527501
*/

Code:

 
import java.io.*;

public class DoubleReader {

  public static void main(String[] args) {
 
    for (int i = 0; i < args.length; i++) {
     
      try {
        FileInputStream fin = new FileInputStream(args[i]);
        // now that we know the file exists, print its name
        System.out.println("-----------" + args[i] + "-----------");
        DataInputStream din = new DataInputStream(fin);
        while (true) {
          double theNumber = din.readDouble();
          System.out.println(theNumber);               
        }  // end while       
      } // end try
      catch (EOFException e) {
        // normal termination
      }
      catch (IOException e) {
        // abnormal termination
        System.err.println(e);
      }
     
    }  // end for
   
  }  // end main

}  // end DoubleReader


 



References.

The list of classes which were used on this page you can find below. The links to Java API contain official SUN documentation about all used classes.

  java.io.FileInputStream

  java.io.DataInputStream

  java.io.EOFException

  java.io.IOException




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