CS241 Terminal Class

The Terminal class is to facilitate input and output from the command line and from files.

indent()

Prints the current indentation to the command line.

print(String)

Print a string to the command line.

printCall(String)

Print procedure call information to the command line with a
carriage return.

println(String)

Print a string to the command line with a carriage return.

printReturn(String)

Print a return value to the command line with a
carriage return.

readDouble()

Read a double from the command line

readInt()

Read a integer from the command line

readWord()

Read a string (no spaces) from the command line

recognizeAsLetter(char)

The given character will be treated as a letter

startTranscript(String)

Start a transcript file that logs all input and output
The file is saved to the same directory as the project file
Under Windows 95, use Cafe/Word/WordPad to view the text file

startTranscript(String, boolean)

Start a transcript file that logs all input and output
The file is saved to the same directory as the project file
Under Windows 95, use Cafe/Word/WordPad to view the text file

stopTranscript

Stop the transcript file

readInputFromFile(String)

Reads the input from the given file instead of the command line
The file must be in the same directory as the project file

Constructor

  public Terminal()

Methods

  public static void indent()

Prints the current indentation to the command line.

Returns:

none

  public static void print(String s)

Print a string to the command line. No indentation is added.

Parameters:

s - string to output

Returns:

none

  public static void printCall(String s)

Print procedure call information to the command line with a
carriage return. Indentation is increased for future println
and indent calls.

Parameters:

s - procedure call information to output

Returns:

none

  public static void println(String s)

Print a string to the command line with a carriage return.
Indentation added if printCall and printReturn are used.

Parameters:

s - string to output

Returns:

none

  public static void printReturn(String s)

Print a return value to the command line with a
carriage return. Indentation is decreased for future println
and indent calls.

Parameters:

s - string (the formatted return value) to output

Returns:

none

  public static double readDouble()

Read a double from the command line

Returns:

a double

  public static int readInt()

Read a integer from the command line

Returns:

a integer

  public static String readWord()

Read a string from the command line

Returns:

a string

  public static void recognizeAsLetter(char c)

Adds a character to those recognized by readWord.

Parameters:

c - character to add

Returns:

none

  public static void startTranscript(String fn)

Start a transcript file that logs all input and output
The file is saved to the same directory as the project file
Under Windows 95, use Cafe/Word/WordPad to view the text file

Parameters:

fn - string to call transcript file

Returns:

none

  public static void startTranscript(String fn,
                                     boolean controller)

Start a transcript file that logs all input and output
The file is saved to the same directory as the project file
Under Windows 95, use Cafe/Word/WordPad to view the text file

Parameters:

fn - string to call transcript file

controller - true if pause/resume/stop buttons desired

Returns:

none

  public static void stopTranscript()

Stop the transcript file from logging input and output

Returns:

none

  public static void readInputFromFile(String fn)

Start reading the input from the given file instead of the command line
The file must be in the same directory as the project file

Parameters:

fn - string with file name to read from

Returns:

none