Thursday, 28 July 2016

Java Tutorial : Java IO (FileReader and FileWriter)


Click here to watch in Youtube :
https://www.youtube.com/watch?v=B1A41Jx0LPs&list=UUhwKlOVR041tngjerWxVccw

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Java Tutorial : Java IO (FileReader and FileWriter) 
myinputfile.txt
Peter is going to India.

FileReadWriteDemo.java

import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public class FileReadWriteDemo
{

    public static void main(String[] args) throws IOException
    {
        FileReadWriteDemo fileReadWriteDemo = new FileReadWriteDemo();
        fileReadWriteDemo.readAndWriteFile();
    }

    private void readAndWriteFile() throws IOException
    {
        FileReader fileReader = null;
        FileWriter fileWritter = null;

        try
        {
            fileReader = new FileReader("myinputfile.txt");
            fileWritter = new FileWriter("myoutputfile.txt");

            int c;
            while ((c = fileReader.read()) != -1)
            {
                fileWritter.write(c);
            }
            System.out
                    .println("Successfully read from "
                            + "\'myinputfile.txt\' and written "
                            + "to \'myoutputfile.txt\'");
        }
        finally
        {
            if (fileReader != null)
            {
                fileReader.close();
            }
            if (fileWritter != null)
            {
                fileWritter.close();
            }
        }
    }

}
Output
Successfully read from 'myinputfile.txt' and written to 'myoutputfile.txt'
myoutputfile.txt
Peter is going to India.

Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/JavaIODemo_FileReader_FileWriter_App.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/JavaIODemo_FileReader_FileWriter_App

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/a5a29c88719d4853b7ba8bae1b5fc9715fbc328c/BasicJava/JavaIODemo_FileReader_FileWriter_App/?at=master

See also:
  • All JavaEE Viedos Playlist
  • All JavaEE Viedos
  • All JAVA EE Links
  • Servlets Tutorial
  • All Design Patterns Links
  • JDBC Tutorial
  • Java Collection Framework Tutorial
  • JAVA Tutorial
  • Kids Tutorial
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