/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.syntaxtrees.visitors;
import org.whole.lang.visitors.GenericTraversalFactory;
import org.whole.lang.visitors.IVisitor;
import org.whole.lang.visitors.IBinaryVisitor;
import org.whole.lang.visitors.IUnaryVisitor;
/**
* @generator Whole
*/
public class SyntaxTreesTraversalFactory extends GenericTraversalFactory {
public static final SyntaxTreesTraversalFactory instance = new SyntaxTreesTraversalFactory();
private SyntaxTreesTraversalFactory() {
}
protected IVisitor ensureSpecific(IVisitor visitor) {
if (visitor instanceof ISyntaxTreesVisitor)
return visitor;
else
return new SyntaxTreesForwardGenericVisitor(visitor);
}
public IVisitor failure() {
return new SyntaxTreesFailureVisitor();
}
public IVisitor identity() {
return new SyntaxTreesIdentityVisitor();
}
public IVisitor forwardStaged() {
return new SyntaxTreesForwardStagedVisitor();
}
public IBinaryVisitor sequence(IVisitor visitor1, IVisitor visitor2) {
return new SyntaxTreesSequenceVisitor(ensureSpecific(visitor1), ensureSpecific(visitor2));
}
public IUnaryVisitor traverseAll(IVisitor visitor1) {
return new SyntaxTreesTraverseAllVisitor(ensureSpecific(visitor1));
}
public IUnaryVisitor traverseAllChildren(IVisitor visitor1) {
return new SyntaxTreesTraverseAllChildrenVisitor(ensureSpecific(visitor1));
}
public IUnaryVisitor traverseAllAdjacents(IVisitor visitor1) {
return new SyntaxTreesTraverseAllAdjacentsVisitor(ensureSpecific(visitor1));
}
}