//
// Decode
//
@SuppressWarnings("unchecked")
@Override
protected void decode(
FacesContext facesContext,
UIComponent component,
@SuppressWarnings("unused") FacesBean facesBean,
@SuppressWarnings("unused") String clientId) {
UIXCollection table = (UIXCollection) component;
Object oldKey = table.getRowKey();
try {
// Set the row key to null to force the clientId to be correct
table.setRowKey(null);
String selectionParam = __getSelectionParameterName(facesContext, table);
Map<String, String> parameters = facesContext.getExternalContext().getRequestParameterMap();
_LOG.finest("Params:{0}", parameters);
String selection = parameters.get(selectionParam);
if (selection != null) {
final RowKeySet state;
if (table instanceof UIXTable) state = ((UIXTable) table).getSelectedRowKeys();
else state = ((UIXTree) table).getSelectedRowKeys();
table.setClientRowKey(selection);
// If the key is not already selected, or the state is more than one
// (someone changed the table selection from multiple to single),
// update the keys
if (!state.isContained() || state.size() > 1) {
RowKeySet unselected = state.clone();
// TODO : do not mutate the selectedRowKeys here.
// instead, mutate when event is broadcast:
state.clear();
state.add();
// clone, so that subsequent mutations of "state" will
// not affect the parameters of this event: bug 4733858:
RowKeySet selected = state.clone();
FacesEvent event = new SelectionEvent(table, unselected, selected);
event.queue();
}
}
} finally {
table.setRowKey(oldKey);
}
}
public void queue() {
originalEvent.queue();
}