package net.sourceforge.squirrel_sql.client.session.mainpanel.overview.datascale;
import net.sourceforge.squirrel_sql.fw.datasetviewer.ColumnDisplayDefinition;
import java.util.Comparator;
import java.util.List;
public class BooleanIndexedColumn extends IndexedColumn
{
public BooleanIndexedColumn(List<Object[]> rows, int colIx, ColumnDisplayDefinition colDef)
{
super(rows, colIx, colDef);
Comparator comparator = new Comparator<Object>()
{
@Override
public int compare(Object ix1, Object ix2)
{
if( ix1 instanceof NoIx && ix2 instanceof NoIx)
{
return compareBoolean(((NoIx) ix1).get(), ((NoIx) ix2).get());
}
else if(ix1 instanceof NoIx)
{
return compareBoolean(((NoIx) ix1).get(), getRow((Integer) ix2));
}
else if(ix2 instanceof NoIx)
{
return compareBoolean(getRow((Integer) ix1), ((NoIx) ix2).get());
}
else
{
return compareBoolean(getRow((Integer) ix1), getRow((Integer) ix2));
}
}
};
sortIx(comparator);
}
private int compareBoolean(Object o1, Object o2)
{
Boolean b1 = asBoolean(o1);
Boolean b2 = asBoolean(o2);
if(b1 == null && b2 != null)
{
return -1;
}
else if(b1 != null && b2 == null)
{
return 1;
}
else if(b1 == null && b2 == null)
{
return 0;
}
return b1.compareTo(b2);
}
private Boolean asBoolean(Object o)
{
Boolean b = null;
if (null != o)
{
if(o instanceof Number)
{
b = 0 != ((Number)o).intValue();
}
else
{
b = (Boolean)o;
}
}
return b;
}
@Override
public Calculator getCalculator()
{
return new Calculator()
{
@Override
public Object getMid(Object min, Object max)
{
return onGetMid(min, max);
}
};
}
private Object onGetMid(Object min, Object max)
{
return asBoolean(min) && asBoolean(max);
}
}