public class NullWrappedAbstractInc extends AbstractInc implements NullWrappedFunctionI
curNumberOfParameters, name, NaN, numberOfParameters
Constructor and Description |
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NullWrappedAbstractInc(AbstractInc root) |
Modifier and Type | Method and Description |
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java.lang.Object |
evaluate(Node node,
Evaluator pv)
Performs some special evaluation on the node.
|
AbstractInc |
getRoot()
Get to function which this function wraps.
|
void |
setName(java.lang.String name)
Sets the name of the function used for error messages
|
getVal, getVar
asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkNumberOfParameters, getName, getNumberOfParameters, run, setCurNumberOfParameters, toString, toString
public NullWrappedAbstractInc(AbstractInc root)
public AbstractInc getRoot()
NullWrappedFunctionI
getRoot
in interface NullWrappedFunctionI
public java.lang.Object evaluate(Node node, Evaluator pv) throws EvaluationException
CallbackEvaluationI
pv.eval(node.jjtGetChild(i))for each child. The SymbolTable is not passed as an argument. This is because it is better practice to get and set variable values by using node.getVar().setValue() rather that through the SymbolTable with requires a hashtable lookup.
evaluate
in interface CallbackEvaluationI
node
- The current nodepv
- The visitor, can be used evaluate the childrenEvaluationException
- if the calculation cannot be performedEvaluator
public void setName(java.lang.String name)
PostfixMathCommandI
setName
in interface PostfixMathCommandI
setName
in class PostfixMathCommand
name
- the function nameCopyright © 2018 Singular Systems http://www.singularsys.com/jep