Diff (cont.)

• //check if file1 has more lines!!!

• if(line1 != null){

• StringBuffer output1= new StringBuffer();

• output1.append(args[0] +" " +

• • • • • "contains more lines: \n");

• output1.append("line no.: " + file1In.getLineNumber()

• +": " + line1 + "\n");

• //now let's read all the lines left in file1!

• while( (line1=file1In.readLine()) != null)

• output1.append("line no.: " + file1In.getLineNumber()

• +": " + line1 + "\n" );

• output.append(output1.toString());

• }

• if(line2 != null){

• //same code as in upper case only now we work on line2!