org.problets.domain.model.control
Class ControlModel

java.lang.Object
  org.problets.domain.model.DomainModel
      org.problets.domain.model.control.ControlModel

All Implemented Interfaces:

java.lang.Cloneable

Direct Known Subclasses:

ConditionControl, Scope

public abstract class ControlModel
extends DomainModel

A Wrapper class for different control statements i.e. if/else for-loops, switch-case

Author:

Greg Tomalesky

Field Summary

static int	ABORT_EXECUTION
static int	BREAK_EXECUTION
static int	CONTINUE_EXECUTION
static int	END_EXECUTION
static int	INFINITE_EXECUTION
static int	RETURN_EXECUTION
static int	RUN_TIME_ERROR_EXECUTION
static int	SKIP_EXECUTION

Fields inherited from class org.problets.domain.model.DomainModel

BOOLEAN, BREAKPOINT, CHARACTER, DOUBLE_PRECISION_REAL, ERROR_TYPE, EVAL_STATUS, expACTION, expASSIGNMENT, expAUTO_DEALLOCATION, expCALL, expCONDITION, expDECLARATION, expDEREFERENCING, expDYNAMIC_ALLOCATION, expDYNAMIC_ALLOCATION_INITIALIZATION, expDYNAMIC_DEALLOCATION, expELSE_CLAUSE, expERROR, expEXECUTION, expIF_CLAUSE, expINITIALIZATION, expINPUT, expPARAMETER_PASSING, expPRINT, expQUESTIONABLE, expREFERENCING, expRETURN, expRUNTIME_ERROR, expSEMANTIC_ERROR, expSYNTAX_ERROR, expUPDATE, IDENTITY, MAX_OBJECT_IDENTITY, MIN_OBJECT_IDENTITY, QUADRUPLE_PRECISION_REAL, RUNTIME_ERROR, SEMANTIC_ERROR, SIGNED_INTEGER, SIGNED_LONG, SIGNED_SHORT, SINGLE_PRECISION_REAL, SYNTAX_ERROR, UNDEFINED_TYPE, UNSIGNED_INTEGER, UNSIGNED_LONG, UNSIGNED_SHORT, WARNING

Constructor Summary

ControlModel(java.lang.String inTemplate)

Method Summary

ExecutionStatus	explainProcess(RunEnv runEnv, Behavior behavior, boolean stepFlag) public void explainProcess(Vector explanation, Vector errors, int lineNumber); Generate the explanation for the control object
void	getCode(java.util.Vector codeText, OutputStream output) public void getCode(Vector codeText, String template, int lineNumber); Generate the code for the control object
int	getCodeLength() public int getTotalBlockSize(); Return the total number of lines for the control object
java.lang.String	getName() Get the name of this control construct - for generation of error menus
abstract java.lang.String[]	getPossibleErrors() Method to return errors for variables May want to post-process based on Student Model
int	getStartLineNumber() Method to return the starting line number of this scope in the code
static void	main(java.lang.String[] args)

Methods inherited from class org.problets.domain.model.DomainModel

clone, getId, getIdName, grade

Methods inherited from class java.lang.Object

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

Field Detail

CONTINUE_EXECUTION

public static final int CONTINUE_EXECUTION

See Also:

Constant Field Values

END_EXECUTION

public static final int END_EXECUTION

See Also:

Constant Field Values

RETURN_EXECUTION

public static final int RETURN_EXECUTION

See Also:

Constant Field Values

BREAK_EXECUTION

public static final int BREAK_EXECUTION

See Also:

Constant Field Values

SKIP_EXECUTION

public static final int SKIP_EXECUTION

See Also:

Constant Field Values

ABORT_EXECUTION

public static final int ABORT_EXECUTION

See Also:

Constant Field Values

INFINITE_EXECUTION

public static final int INFINITE_EXECUTION

See Also:

Constant Field Values

RUN_TIME_ERROR_EXECUTION

public static final int RUN_TIME_ERROR_EXECUTION

See Also:

Constant Field Values

Constructor Detail

ControlModel

public ControlModel(java.lang.String inTemplate)

Method Detail

getCodeLength

public int getCodeLength()

public int getTotalBlockSize(); Return the total number of lines for the control object

Parameters:

- - none

Returns:

- the total number of lines

getStartLineNumber

public int getStartLineNumber()

Method to return the starting line number of this scope in the code

getName

public java.lang.String getName()

Get the name of this control construct - for generation of error menus

getPossibleErrors

public abstract java.lang.String[] getPossibleErrors()

Method to return errors for variables May want to post-process based on Student Model

getCode

public void getCode(java.util.Vector codeText,
                    OutputStream output)

public void getCode(Vector codeText, String template, int lineNumber); Generate the code for the control object

Parameters:

codeText - - a Vector that holds the code

explainProcess

public ExecutionStatus explainProcess(RunEnv runEnv,
                                      Behavior behavior,
                                      boolean stepFlag)

public void explainProcess(Vector explanation, Vector errors, int lineNumber); Generate the explanation for the control object

Parameters:

explanation - - a Vector for the explanation of the code

errors - - a Vector to hold any errors

lineNumber - - line number of code we are explaining

Returns:

status of execution, as designated by constants in DomainModel

main

public static void main(java.lang.String[] args)