package org.basex.core.cmd;
import org.basex.core.User;
import org.basex.data.Nodes;
/**
* Evaluates the 'cs' command and sets a new initial context set.
*
* @author BaseX Team 2005-12, BSD License
* @author Christian Gruen
*/
public final class Cs extends AQuery {
/**
* Default constructor.
* @param query query
*/
public Cs(final String query) {
super(DATAREF | User.READ, query);
}
@Override
protected boolean run() {
queryNodes();
if(result == null) return false;
if(result.size() != 0) {
context.current(((Nodes) result).checkRoot());
}
return true;
}
}