Java Tip: Append a text to a file
Here the simple tip, how to append text to a file. package ojitha.blogspot.com.au; import java.io.BufferedWriter; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; import java.util.Date; /** * Append to the file. * */ public class App { public static void main ( String[] args ) { try { PrintWriter printWriter = new PrintWriter( new BufferedWriter( new FileWriter( "test.txt" , true ))); //PrintWriter printWriter = new PrintWriter("test.txt"); // not the way printWriter.printf( "Hello, how are you %s day!\n" , new Date().toString()); printWriter.close(); } catch (IOException e) { e.printStackTrace(); } } } In the above code, the true parameter in the FileWriter constructor enable to append to the file instead create new one again. Written with StackEdit .