package jimm.datavision.source.charsep;
import jimm.datavision.*;
import jimm.datavision.source.Query;
import jimm.datavision.source.Column;
import java.util.ArrayList;
import java.util.Iterator;
/**
* A query used in character-separated file queries.
*
* @author Jim Menard, <a href="mailto:jimm@io.com">jimm@io.com</a>
* @see CharSepSource
*/
public class CharSepQuery extends Query {
protected ArrayList charSepCols;
public CharSepQuery(Report r) {
super(r);
charSepCols = new ArrayList();
}
void addColumn(Column col) {
charSepCols.add(col);
}
public void findSelectablesUsed() {
super.findSelectablesUsed();
for (Iterator iter = charSepCols.iterator(); iter.hasNext(); ) {
Column col = (Column)iter.next();
if (!selectables.contains(col)) selectables.add(col);
}
}
}