vaadin/src/main/java/net/typedrest/vaadin/forms/EntityPicker.java
public void setCandidates(Collection<T> candidates) {
        twinColSelect.setContainerDataSource(
                container = new BeanItemContainer<>(entityType, candidates));
    }
public void setCandidates(Collection<T> candidates) {
        twinColSelect.setContainerDataSource(
                container = new BeanItemContainer<>(entityType, candidates));
    }
Sets a set of candidates for selection.

@param candidates The candidates for selection.