org.deri.wsmo4j.logicalexpression.util
Class GetRootUtil
java.lang.Object
org.deri.wsmo4j.logicalexpression.util.GetRootUtil
public class GetRootUtil
- extends Object
Utility class to extract the root/s variable/s from a WSML-DL
logical expression.
Created on Sep 27, 2006
Committed by $Author: morcen $
$Source$,
- Version:
- $Revision: 1946 $ $Date: 2007-04-02 15:13:28 +0300 (Mon, 02 Apr 2007) $
- Author:
- Nathalie Steinmetz, DERI Innsbruck
Method Summary |
org.omwg.ontology.Variable |
getRootVariable(org.omwg.logicalexpression.LogicalExpression logExpr)
Validates a given formula and gets the root variable if it is a valid
WSML-DL formula. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
GetRootUtil
public GetRootUtil()
getRootVariable
public org.omwg.ontology.Variable getRootVariable(org.omwg.logicalexpression.LogicalExpression logExpr)
- Validates a given formula and gets the root variable if it is a valid
WSML-DL formula.
- Parameters:
logExpr
-
- Returns:
- root Variable or null, if there is no root variable or if the
formula is not valid WSML-DL
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