What I Learned Today

Java IO: Writing to a File

To write to a file:

BufferedWriter outputStream = 
  new BufferedWriter(new FileWriter("filename.txt"));
outputStream.write("hello");

Java IO: Reading a File

To read a file from disk:

BufferedReader in = new BufferedReader(new FileReader("foo.in"));
while ((strLine = in.readLine()) != null)   {
      // Print the content on the console
      System.out.println (strLine);
    }