public class Constant extends Expression
Expression.PointerIterator, Expression.ValueIterator
Modifier and Type | Field | Description |
---|---|---|
private java.lang.Object |
value |
NOT_A_NUMBER, ONE, ZERO
Constructor | Description |
---|---|
Constant(java.lang.Number number) |
Create a new Constant.
|
Constant(java.lang.String string) |
Create a new Constant.
|
Modifier and Type | Method | Description |
---|---|---|
java.lang.Object |
compute(EvalContext context) |
Evaluates the expression.
|
boolean |
computeContextDependent() |
Returns false
|
java.lang.Object |
computeValue(EvalContext context) |
Evaluates the expression.
|
boolean |
isContextDependent() |
Returns false
|
java.lang.String |
toString() |
iterate, iteratePointers
public Constant(java.lang.Number number)
number
- constantpublic Constant(java.lang.String string)
string
- constantpublic java.lang.Object compute(EvalContext context)
Expression
compute
in class Expression
context
- evaluation contextpublic java.lang.Object computeValue(EvalContext context)
Expression
computeValue
in class Expression
context
- evaluation contextpublic boolean isContextDependent()
isContextDependent
in class Expression
public boolean computeContextDependent()
computeContextDependent
in class Expression
public java.lang.String toString()
toString
in class java.lang.Object