try
{
env.setLine( request.getText());
SelectionSetExpression selection = env.getCurrentSelection();
selection.clear();
ObjectDB db = ObjectDB.getObjectDB();
for (String s : request.getObjectKeys())
{
try {
Object o = db.get(db.stringToKey(s));
selection.add(o);
}
catch (ObjectStoreException ose)
{
// do nothing with bad selected value