JAVA EE: Java Tutorial : Java IO (InputStreamReader

Tuesday, 16 August 2016

Java Tutorial : Java IO (InputStreamReader - Read from keyboard)

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https://www.youtube.com/watch?v=hh89Egaucio&list=UUhwKlOVR041tngjerWxVccw

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Java Tutorial : Java IO (InputStreamReader - Read from keyboard)

InputStreamReaderDemo.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class InputStreamReaderDemo
{

    public static void main(String[] args) throws IOException
    {
        InputStreamReaderDemo inputStreamReaderDemo = new InputStreamReaderDemo();
        inputStreamReaderDemo.readData();
    }

    private void readData() throws IOException
    {
        InputStreamReader inputStreamReader = null;
        BufferedReader bufferedReader = null;
        System.out.print("Enter your name : ");
        try
        {
            inputStreamReader = new InputStreamReader(System.in);
            /*
             * We are connecting the BufferedReader stream
             * with the InputStreamReader stream for reading
             * the line by line data from the keyboard.
             */
            bufferedReader = new BufferedReader(inputStreamReader);
            String name = bufferedReader.readLine();
            System.out.println("Welcome " + name);
        }
        finally
        {
            if (inputStreamReader != null)
            {
                inputStreamReader.close();
            }
            if (bufferedReader != null)
            {
                bufferedReader.close();
            }
        }

    }

}