protected void addChildren(VirtualFile root, VirtualFile parent, StructureMetaData metaData, VFSStructuralDeployers deployers, VisitorAttributes attributes) throws Exception
{
if (parent == null)
throw new IllegalArgumentException("Null parent");
VirtualFileVisitor visitor = candidateStructureVisitorFactory.createVisitor(root, parent, metaData, deployers, attributes);
parent.visit(visitor);
}