Package org.jaxen.function
Class CeilingFunction
java.lang.Object
org.jaxen.function.CeilingFunction
- All Implemented Interfaces:
Function
4.4 number ceiling(number)
The ceiling function returns the smallest (closest to negative infinity) number that is not less than the argument and that is an integer....If the argument is NaN, then NaN is returned. If the argument is positive infinity, then positive infinity is returned. If the argument is negative infinity, then negative infinity is returned. If the argument is positive zero, then positive zero is returned. If the argument is negative zero, then negative zero is returned. If the argument is less than zero, but greater than -1, then negative zero is returned.
- Author:
- bob mcwhirter (bob @ werken.com)
- See Also:
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Constructor Summary
Constructors -
Method Summary
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Constructor Details
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CeilingFunction
public CeilingFunction()Create a newCeilingFunction
object.
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Method Details
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call
Returns the smallest integer greater than or equal to a number.- Specified by:
call
in interfaceFunction
- Parameters:
context
- the context at the point in the expression when the function is calledargs
- a list with exactly one item which will be converted to aDouble
as if by the XPathnumber()
function- Returns:
- a
Double
containing the smallest integer greater than or equalargs.get(0)
- Throws:
FunctionCallException
- ifargs
has more or less than one item
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