-----------------Laptop in Classroom / Java 5 / Windows XP ------------------ Reading test.dat with BufferedReader xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReader done in 20141 milliseconds Reading test.dat with BufferedReaderArray xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReaderArray done in 4797 milliseconds Reading test.dat with RandomAccessFile xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx RandomAccessFile done in 1406 milliseconds Reading test.dat with FileChannel xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx FileChannel done in 1047 milliseconds ------------Desktop Computer / Java 6 / booted in Windows XP ---------------- 20000000 characters written to test.dat Reading test.dat with BufferedReader xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReader done in 8856 milliseconds Reading test.dat with BufferedReaderArray xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReaderArray done in 2968 milliseconds Reading test.dat with RandomAccessFile xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx RandomAccessFile done in 765 milliseconds Reading test.dat with FileChannel xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx FileChannel done in 703 milliseconds ------------Desktop Computer / Java 5 / booted in Windows XP ---------------- 20000000 characters written to test.dat Reading test.dat with BufferedReader xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReader done in 18500 milliseconds Reading test.dat with BufferedReaderArray xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReaderArray done in 4172 milliseconds Reading test.dat with RandomAccessFile xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx RandomAccessFile done in 859 milliseconds Reading test.dat with FileChannel xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx FileChannel done in 766 milliseconds -------Desktop in Office / Java 5 / booted in SUSE Linux 9.3----------------- 20000000 characters written to test.dat Reading test.dat with BufferedReader xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReader done in 17298 milliseconds Reading test.dat with BufferedReaderArray xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx BufferedReaderArray done in 2694 milliseconds Reading test.dat with RandomAccessFile xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx RandomAccessFile done in 872 milliseconds Reading test.dat with FileChannel xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx FileChannel done in 780 milliseconds