package org.traccar.web.client.model; import com.google.gwt.user.client.rpc.AsyncCallback; import com.sencha.gxt.widget.core.client.box.AlertMessageBox; public class BaseAsyncCallback implements AsyncCallback { @Override public void onFailure(Throwable caught) { new AlertMessageBox("Error", "Remote procedure call error").show(); } @Override public void onSuccess(T result) { } }