In this tutorial how to read from the file using FileReader class and BufferedReader class in Core Java is shown.
Code:
FileReaderDemo.java
import java.io.*;
class Test2
{
public static void main(String args[])
{
String fileName=”temp.txt”;
String line=null;
try
{
FileReader fileReader = new FileReader(fileName);
BufferedReader bufferedReader = new BufferedReader(fileReader);
while((line=bufferedReader.readLine())!=null)
{
System.out.println(line);
}
bufferedReader.close();
}
catch(FileNotFoundException ex)
{
System.out.println(“Unable to open file ‘”+fileName+”‘”);
}
catch(IOException ex)
{
System.out.println(“Error reading file ‘”+fileName+”‘”);
}
}
}