// Portions Copyright (c) 2006 - 2008, Clark & Parsia, LLC. <http://www.clarkparsia.com>
// Clark & Parsia, LLC parts of this source code are available under the terms of the Affero General Public License v3.
//
// Please see LICENSE.txt for full license terms, including the availability of proprietary exceptions.
// Questions, comments, or requests for clarification: licensing@clarkparsia.com
//
// ---
// Portions Copyright (c) 2003 Ron Alford, Mike Grove, Bijan Parsia, Evren Sirin
// Alford, Grove, Parsia, Sirin parts of this source code are available under the terms of the MIT License.
//
// The MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
package org.mindswap.pellet.output;
import org.mindswap.pellet.exceptions.InternalReasonerException;
import org.mindswap.pellet.utils.ATermUtils;
import org.mindswap.pellet.utils.Namespaces;
import aterm.AFun;
import aterm.ATermAppl;
import aterm.ATermList;
/**
* Base implementation for ATermVisitor. Implements the basic visit function that calls
* the other functions based on the functor.
*
* @author Evren Sirin
*/
public abstract class ATermBaseVisitor implements ATermVisitor {
public static final ATermAppl OWL_THING = ATermUtils.makeTermAppl(Namespaces.OWL + "Thing");
public static final ATermAppl OWL_NOTHING = ATermUtils.makeTermAppl(Namespaces.OWL + "Nothing");
public void visit(ATermAppl term) {
AFun af = term.getAFun();
if(term.equals(ATermUtils.TOP)) {
visitTerm(OWL_THING);
}
else if(term.equals(ATermUtils.BOTTOM)) {
visitTerm(OWL_NOTHING);
}
else if(af.getArity() == 0) {
visitTerm(term);
}
else if(af.equals(ATermUtils.BNODE_FUN)) {
visitTerm(term);
}
else if (af.equals(ATermUtils.ANDFUN)) {
visitAnd(term);
}
else if (af.equals(ATermUtils.ORFUN)) {
if(ATermUtils.isOneOf(term))
visitOneOf(term);
else
visitOr(term);
}
else if (af.equals(ATermUtils.NOTFUN)) {
visitNot(term);
}
else if (af.equals(ATermUtils.ALLFUN)) {
visitAll(term);
}
else if (af.equals(ATermUtils.SOMEFUN)) {
if(ATermUtils.isHasValue(term))
visitHasValue(term);
else
visitSome(term);
}
else if (af.equals(ATermUtils.MINFUN)) {
visitMin(term);
}
else if(af.equals(ATermUtils.MAXFUN)) {
visitMax(term);
}
else if(af.equals(ATermUtils.CARDFUN)) {
visitCard(term);
}
else if(af.equals(ATermUtils.VALUEFUN)) {
visitValue(term);
}
else if(af.equals(ATermUtils.LITFUN)) {
visitLiteral(term);
}
else if(af.equals(ATermUtils.SELFFUN)) {
visitSelf(term);
}
else if(af.equals(ATermUtils.INVFUN)) {
visitInverse(term);
}
else if(af.equals(ATermUtils.RESTRDATATYPEFUN)) {
visitRestrictedDatatype(term);
}
else {
throw new InternalReasonerException("Invalid term " + term);
}
}
/* (non-Javadoc)
* @see org.mindswap.pellet.utils.ATermVisitor#visitList(aterm.ATermAppl)
*/
public void visitList(ATermList list) {
while (!list.isEmpty()) {
ATermAppl term = (ATermAppl) list.getFirst();
visit(term);
list = list.getNext();
}
}
}