Class FOR_SingleTValElt

java.lang.Object

simula.runtime.FOR_Element

simula.runtime.FOR_SingleTValElt

All Implemented Interfaces:

Iterator<Boolean>

public final class FOR_SingleTValElt
extends FOR_Element

For-statement single text value element.

		For t:=  // Text Value Assignment

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final RTS_NAME<RTS_TXT>	cvar	The for-statement control variable.
(package private) RTS_NAME<RTS_TXT>	nextValue	Next value.

Fields inherited from class simula.runtime.FOR_Element

more

Constructor Summary

Constructors

Constructor	Description
FOR_SingleTValElt(RTS_NAME<RTS_TXT> cvar, RTS_NAME<RTS_TXT> tval)	Create single text value element.

Method Summary

Modifier and Type	Method	Description
boolean	hasNext()	Returns true if the iteration has more elements.
Boolean	next()	Update the control variable with the next value if any.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Field Details

cvar

final RTS_NAME<RTS_TXT> cvar

The for-statement control variable.

nextValue

RTS_NAME<RTS_TXT> nextValue

Next value.

Constructor Details

FOR_SingleTValElt

public FOR_SingleTValElt(RTS_NAME<RTS_TXT> cvar,
 RTS_NAME<RTS_TXT> tval)

Create single text value element.

Parameters:

cvar - the for-statement control variable

tval - the text value expression

Method Details

hasNext

public boolean hasNext()

Returns true if the iteration has more elements.

Specified by:

hasNext in interface Iterator<Boolean>

Overrides:

hasNext in class FOR_Element

Returns:

true if the iteration has more elements

next

public Boolean next()

Update the control variable with the next value if any.

Returns:

true if the control variable was updated; otherwise false.