Read long type data from file using DataInputStream - Java File Path IO

Java examples for File Path IO:DataInputStream

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Description

Read long type data from file using DataInputStream

Demo Code


import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
 
public class Main {
 
  public static void main(String[] args) {
 
    String strFilePath = "C://Folder//readLong.txt";
   /* w  ww  . j av  a 2 s  .co m*/
    try
    {
      FileInputStream fin = new FileInputStream(strFilePath);
      DataInputStream din = new DataInputStream(fin);
      long l = din.readLong();
      System.out.println("long : " + l);
      din.close();       
    }
    catch(FileNotFoundException fe)
    {
      System.out.println("FileNotFoundException : " + fe);
    }
    catch(IOException ioe)
    {
      System.out.println("IOException : " + ioe);
    }
  }
}

Result


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