package com.juick.service.component; import com.juick.Message; import com.juick.User; import com.juick.server.api.SystemActivity; import org.springframework.context.ApplicationEvent; import java.util.List; public class SystemEvent extends ApplicationEvent { private SystemActivity activity; /** * Create a new ApplicationEvent. * * @param source the object on which the event initially occurred (never {@code null}) * @param activity system activity */ public SystemEvent(Object source, SystemActivity activity) { super(source); this.activity = activity; } public SystemActivity getActivity() { return activity; } }