@Override public void contribute(EditorCell cell, TreeBuilder builder) { Collection<CellActionType> availableActions = cell.getAvailableActions(); if (availableActions.isEmpty()) return; TreeBuilder actions = builder.subtree().text("Actions"); for (CellActionType action : availableActions) { actions.property(CellExplorer.CellActionKey, action.name(), cell.getAction(action)); } }