DocsIO API

/** @show DocsIO
* DocsIO class provides for IO with stdin, stdout in a simple manner.
* This is updated from Docs_IO which is all static stuff and exceptions handled
* One can just do i = DocsIO.readint("Enter an integer: ");
*/

public interface DocsIO{
    public static void writeLine();  // writes a new line
    public static void writeString(String message); // writes a string
    public static void writeString(String message, int width); 
	// with width > 0 will pad blanks before string (right justified)
	// with width < 0 will pad blanks after string (left justified)
    public static void writeStringLine(String message); // combines
    public static String int2String(int value); // converts int to string
    public static void writeint(int value); // writes out an int
    public static String int2String(int value, int width); // with with 
	// right justified
    public static void writeint(int value, int width); // writes with width
    public static void writedouble(double value); // writes double 
    public static String double2String(double value); 
	// converts double to string
    public static String double2String(double value, int width); 
	// with width right justified
    public static void writedouble(double value, int width);// writes with width
    public static String double2String(double value, int width, int places);
	// converts with places to right of decimal, total width right justified
    public static void writedouble(double value, int width, int places);
	// writes 
    public static char readchar(); // reads 1 character discards rest of line
    public static char readchar(String prompt); // with prompt
    public static String readString(); // reads one line into a string
    public static String readString(String prompt); // with prompt
    public static int readint(); // reads in an int
    public static int readint(String prompt); // with prompt
    public static int readint(String prompt, String message); 
	// reads int with prompt and error message
    public static double readdouble(); //reads double
    public static double readdouble(String prompt); // with prompt
    public static double readdouble(String prompt, String message);
	// reads double with prompt and error message
    public static void ANSIxy(int x, int y);
	// positions cursor x, y - 0 based with 0,0 at top left 
	// y increasing going down
    public static void ANSIClearScreen(); // clears the screen
}