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package file;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;public class CopyBytes {public static void main(String args[]) throws IOException{FileInputStream in=null;FileOutputStream out=null;try {in = new FileInputStream("aa.txt");out = new FileOutputStream("bb.txt");int c; while((c=in.read()) !=-1){ out.write(c);}} catch (FileNotFoundException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}finally {if(in !=null){in.close();}if(out !=null){out.close();}}}}import java.io.FileReader;import java.io.FileWriter;import java.io.IOException;public class CopyCharacters { public static void main(String[] args) throws IOException { FileReader inputStream = null; FileWriter outputStream = null; try { inputStream = new FileReader("xanadu.txt"); outputStream = new FileWriter("characteroutput.txt"); int c; while ((c = inputStream.read()) != -1) { outputStream.write(c); } } finally { if (inputStream != null) { inputStream.close(); } if (outputStream != null) { outputStream.close(); } } }} import java.io.FileReader;import java.io.FileWriter;import java.io.BufferedReader;import java.io.PrintWriter;import java.io.IOException;public class CopyLines { public static void main(String[] args) throws IOException { BufferedReader inputStream = null; PrintWriter outputStream = null; try { inputStream = new BufferedReader(new FileReader("xanadu.txt")); outputStream = new PrintWriter(new FileWriter("characteroutput.txt")); String l; while ((l = inputStream.readLine()) != null) { outputStream.println(l); } } finally { if (inputStream != null) { inputStream.close(); } if (outputStream != null) { outputStream.close(); } } }}
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