| java.lang.Object
 com.hp.hpl.jena.reasoner.rulesys.builtins.BaseBuiltin
com.hp.hpl.jena.reasoner.rulesys.builtins.Unbound
| Unbound | | public class Unbound extends BaseBuiltin (Code) | | Predicate used to check if a variable has not been bound.
author:
Dave Reynolds
version:
$Revision: 1.10 $ on $Date: 2008/01/02 12:06:20 $ |
| Method Summary | |
| public boolean | bodyCall(Node[] args, int length, RuleContext context)
This method is invoked when the builtin is called in a rule body. | | public String | getName()
Return a name for this builtin, normally this will be the name of the
functor that will be used to invoke it. |
| bodyCall | | public boolean bodyCall(Node[] args, int length, RuleContext context)(Code) | | This method is invoked when the builtin is called in a rule body.
Parameters:
args - the array of argument values for the builtin, this is an array of Nodes, some of which may be Node_RuleVariables.
Parameters:
length - the length of the argument list, may be less than the length of the args arrayfor some rule engines
Parameters:
context - an execution context giving access to other relevant data return true if the buildin predicate is deemed to have succeeded inthe current environment |
| getName | | public String getName()(Code) | | Return a name for this builtin, normally this will be the name of the
functor that will be used to invoke it.
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| Fields inherited from com.hp.hpl.jena.reasoner.rulesys.builtins.BaseBuiltin | final public static String BASE_URI(Code)(Java Doc)
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