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java.lang.Objectorg.jaxen.function.NotFunction
4.3 boolean not(boolean)
The not function returns true if its argument is false, and false otherwise.
| Constructor Summary | |
NotFunction()
Create a new NotFunction object. |
|
| Method Summary | |
Object |
call(Context context,
List args)
Returns Boolean.TRUE if the boolean value of
args.get(0) is false, and Boolean.FALSE otherwise. |
static Boolean |
evaluate(Object obj,
Navigator nav)
Returns Boolean.TRUE if the boolean value of
obj is false, and Boolean.FALSE otherwise. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public NotFunction()
NotFunction object.
| Method Detail |
public Object call(Context context,
List args)
throws FunctionCallException
Boolean.TRUE if the boolean value of
args.get(0) is false, and Boolean.FALSE otherwise.
The boolean value is calculated as if by the XPath boolean
function.
call in interface Functioncontext - the context at the point in the
expression where the function is calledargs - a single element list
Boolean.TRUE if the boolean value of
obj is false, and Boolean.FALSE otherwise
FunctionCallException - if args does not have exactly one argument
public static Boolean evaluate(Object obj,
Navigator nav)
Boolean.TRUE if the boolean value of
obj is false, and Boolean.FALSE otherwise.
The boolean value is calculated as if by the XPath boolean
function.
obj - the object whose boolean value is invertednav - the Navigator used to calculate the boolean value of obj
Boolean.TRUE if the boolean value of
obj is false, and Boolean.FALSE otherwise
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