Example: copy characters from one file to another in Java
import java.io.*; class CopyChartest { public static void main(String[] args) { File infile = new File("my java.txt"); File outfile = new File("hello java.txt"); FileReader fr=null; FileWriter fw=null; try{ fr = new FileReader(my java); fw = new FileWriter(hello java); int ch; //FileReader Class which is subclass of InputSteamReader// fw.write(ch);} }catch(IOException e){ System.out.println(e); System.exit(-1);} finally{ try{ fr.close(); fw.close(); } catch(IOException e){} }}} |