/**
* Default constructor.
*
* @param query query string
* @param uri base uri (can be {@code null})
* @param ctx database context
*/
public QueryProcessor(final String query, final String uri, final Context ctx) {
this.query = query;
qc = pushJob(new QueryContext(ctx));
sc = new StaticContext(qc);
sc.baseURI(uri);
}
