Constructor and Description |
---|
MathVal(Val val1,
Val val2)
Constructor.
|
Modifier and Type | Method and Description |
---|---|
void |
acceptVisit(ExpressionVisitor visitor)
Accept a visit from a tree visitor.
|
protected Object |
eval(Object candidate,
Object orig,
StoreContext ctx,
Object[] params)
Return this value for the given candidate.
|
Class |
getType()
Return the expected type for this value, or
Object if
the type is unknown. |
protected abstract Object |
operate(Object o1,
Class c1,
Object o2,
Class c2)
Return the result of this mathematical operation on the two values.
|
void |
setImplicitType(Class type)
Set the implicit type of the value, based on how it is used in the
filter.
|
eval, evaluate, evaluate, getAlias, getMetaData, getName, getPath, getSelectAs, isAggregate, isVariable, isXPath, setAlias, setMetaData
public Class getType()
Value
Object
if
the type is unknown.public void setImplicitType(Class type)
Value
Object
from Value.getType()
.protected Object eval(Object candidate, Object orig, StoreContext ctx, Object[] params)
Val
protected abstract Object operate(Object o1, Class c1, Object o2, Class c2)
public void acceptVisit(ExpressionVisitor visitor)
Value
acceptVisit
in interface Value
acceptVisit
in class Val
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