package org.whole.lang.frames.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 FramesTraversalFactory extends GenericTraversalFactory {
public static final FramesTraversalFactory instance = new FramesTraversalFactory();
private FramesTraversalFactory() {
}
protected IVisitor ensureSpecific(IVisitor visitor) {
if (visitor instanceof IFramesVisitor)
return visitor;
else
return new FramesForwardGenericVisitor(visitor);
}
public IVisitor failure() {
return new FramesFailureVisitor();
}
public IVisitor identity() {
return new FramesIdentityVisitor();
}
public IVisitor forwardStaged() {
return new FramesForwardStagedVisitor();
}
public IBinaryVisitor sequence(IVisitor visitor1, IVisitor visitor2) {
return new FramesSequenceVisitor(ensureSpecific(visitor1),
ensureSpecific(visitor2));
}
public IUnaryVisitor traverseAll(IVisitor visitor1) {
return new FramesTraverseAllVisitor(ensureSpecific(visitor1));
}
public IUnaryVisitor traverseAllChildren(IVisitor visitor1) {
return new FramesTraverseAllChildrenVisitor(ensureSpecific(visitor1));
}
public IUnaryVisitor traverseAllAdjacents(IVisitor visitor1) {
return new FramesTraverseAllAdjacentsVisitor(ensureSpecific(visitor1));
}
}