Chapter 20, Problem 2PE

Program Plan Intro

A method “copy()’

Program plan:

• Import necessary packages.
• Create a class “CopyTest”,
  • Define the “main()” method.
    • Execute “try” statement,
      • Create a “Scanner” object.
      • Prompt the user to enter the name of source file.
      • Get the name of source file from the user.
      • Prompt the user to enter the name of destination file.
      • Get the name of destination file form the user.
      • Call the method “copy()”.
    • Catch if exception occurs,
      • Print the exception.
  • Define the method “copy()”,
    • Create the input file stream to get the bytes from an input file.
    • Create output file stream to write data into an output file.
    • Declare the variable.
    • Read the next byte from an input file until the entire file is read.
      • Call the method “write()” to write the next byte to output file.
    • Close the input file stream.
    • Close the output file stream.