Package com.singularsys.extexamples.consoles

Class StructuredConsole

java.lang.Object

com.singularsys.jepexamples.consoles.Console

com.singularsys.extexamples.consoles.StructuredConsole

public class StructuredConsole
extends Console

A console application illustrating the structured programming features in the com.singularsys.extensions.structure package.

Since Jep 4.1 this now supports single quote strings and comments starting with a #.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	StructuredConsole.PrintfFunction	Class to add a print function.
class	StructuredConsole.PrintFunction	Class to add a print function.

Nested classes/interfaces inherited from class com.singularsys.jepexamples.consoles.Console

Console.JepOutputStream, Console.JepPrintStream, Console.NodeRes, Console.SPEC_ACTION

Field Summary

Fields inherited from class com.singularsys.jepexamples.consoles.Console

altered, doubleFormat, history, jep, showHistory

Constructor Summary

Constructors

Constructor	Description
StructuredConsole()

Method Summary

Modifier and Type	Method	Description
void	initialise()	sets up all the needed objects.
static void	main(String[] args)
void	printHelp()	Print help message.
void	printIntroText()	Prints introductory text.
Object	processEquation(Node node)	Performs the required operation on a node.
void	setEvaluator(Evaluator ev)	Sets the evaluator used.
void	showCalls()	Shows a summary of function, operator, variable and constant calls.
void	showTree()	Shows the call tree with counts and times.

Methods inherited from class com.singularsys.jepexamples.consoles.Console

clearVars, finaliseCommand, getCommand, getHistory, getJep, getPrompt, handleError, inputLoop, parseEvaluate, print, printFunctionEntry, printFuns, printHistory, println, printOps, printStdHelp, printVars, processCommand, run, setAlteredCommand, setFormat, setFormat, setIndexShift, setMonitor, split, testSpecialCommands, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

StructuredConsole

public StructuredConsole()

Method Details

initialise

public void initialise()

Description copied from class: Console

sets up all the needed objects.

Overrides:

initialise in class Console

setEvaluator

public void setEvaluator(Evaluator ev)

Description copied from class: Console

Sets the evaluator used. Default method simple calls Jep.setComponent(com.singularsys.jep.JepComponent) with the evaluator.

Overrides:

setEvaluator in class Console

Parameters:

ev - the evaluator to use

showCalls

public void showCalls()

Description copied from class: Console

Shows a summary of function, operator, variable and constant calls.

Overrides:

showCalls in class Console

showTree

public void showTree()

Description copied from class: Console

Shows the call tree with counts and times.

Overrides:

showTree in class Console

processEquation

public Object processEquation(Node node)
                       throws JepException

Description copied from class: Console

Performs the required operation on a node. Typically, evaluates the node and prints the value.

Overrides:

processEquation in class Console

Parameters:

node - Node representing expression

Returns:

The result of the calculation

Throws:

JepException - if a Parse or evaluation error

printHelp

public void printHelp()

Description copied from class: Console

Print help message.

Overrides:

printHelp in class Console

main

public static void main(String[] args)

Parameters:

args -

printIntroText

public void printIntroText()

Description copied from class: Console

Prints introductory text.

Overrides:

printIntroText in class Console