Unfetched attribute error if editor view is narrower than browser view

[alexbudarov]

Environment

• Platform version: 7.2.2
  Sample project: attached
  unfetched.zip

Description of the bug or enhancement

Looks like "Reload updated entity before setting to browser's datasource if view of the editor is narrower than view of the browser" https://youtrack.haulmont.com/issue/PL-3817 ticket has not been implemented in the new screen API.

Card browser displays Card.deck.author nested association.
Card editor doesn't load this attribute in its view.

• open Cards browser
• edit any card and click OK
• you get exception:

Click to expand

java.lang.IllegalStateException: Cannot get unfetched attribute [author] from detached object com.company.unfetched.entity.Deck-facef036-9aee-1ce3-9103-6cea247ef23a [detached].
	at org.eclipse.persistence.internal.queries.EntityFetchGroup.onUnfetchedAttribute(EntityFetchGroup.java:100)
	at com.haulmont.cuba.core.sys.persistence.CubaEntityFetchGroup.onUnfetchedAttribute(CubaEntityFetchGroup.java:74)
	at org.eclipse.persistence.internal.jpa.EntityManagerImpl.processUnfetchedAttribute(EntityManagerImpl.java:2998)
	at com.haulmont.chile.core.model.impl.AbstractInstance._persistence_checkFetched(AbstractInstance.java)
	at com.company.unfetched.entity.Deck._persistence_get_author(Deck.java)
	at com.company.unfetched.entity.Deck.getAuthor(Deck.java:25)
	at com.haulmont.chile.core.model.impl.AbstractInstance.getValue(AbstractInstance.java:108)
	at com.haulmont.cuba.core.entity.BaseGenericIdEntity.getValue(BaseGenericIdEntity.java:146)
	at com.haulmont.chile.core.model.utils.InstanceUtils.getValueEx(InstanceUtils.java:159)
	at com.haulmont.chile.core.model.utils.InstanceUtils.getValueEx(InstanceUtils.java:138)
	at com.haulmont.chile.core.model.impl.AbstractInstance.getValueEx(AbstractInstance.java:172)
	at com.haulmont.cuba.gui.components.data.table.ContainerTableItems.getItemValue(ContainerTableItems.java:135)
	at com.haulmont.cuba.web.gui.components.table.TableItemWrapper.getPropertyValue(TableItemWrapper.java:74)
	at com.haulmont.cuba.web.gui.components.table.TableItemPropertyWrapper.getValue(TableItemPropertyWrapper.java:34)
	at com.haulmont.cuba.web.gui.components.WebAbstractTable.formatCellValue(WebAbstractTable.java:1162)
	at com.haulmont.cuba.web.widgets.CubaTable.formatPropertyValue(CubaTable.java:354)
	at com.haulmont.cuba.web.widgets.CubaTable.getPropertyValue(CubaTable.java:270)
	at com.vaadin.v7.ui.Table.parseItemIdToCells(Table.java:2355)
	at com.vaadin.v7.ui.Table.getVisibleCellsNoCache(Table.java:2203)
	at com.vaadin.v7.ui.Table.refreshRenderedCells(Table.java:1746)
	at com.haulmont.cuba.web.widgets.CubaGroupTable.refreshRenderedCells(CubaGroupTable.java:751)
	at com.vaadin.v7.ui.Table.refreshRowCache(Table.java:2654)
	at com.haulmont.cuba.web.widgets.CubaTable.refreshRowCache(CubaTable.java:1128)
	at com.vaadin.v7.ui.Table.containerItemSetChange(Table.java:4556)
	at com.haulmont.cuba.web.gui.components.table.TableDataContainer.fireItemSetChanged(TableDataContainer.java:165)
	at com.haulmont.cuba.web.gui.components.table.TableDataContainer.datasourceItemSetChanged(TableDataContainer.java:278)
	at com.haulmont.bali.events.EventHub.publish(EventHub.java:170)
	at com.haulmont.cuba.gui.components.data.table.ContainerTableItems.containerCollectionChanged(ContainerTableItems.java:93)
	at com.haulmont.bali.events.EventHub.publish(EventHub.java:170)
	at com.haulmont.cuba.gui.model.impl.CollectionContainerImpl.fireCollectionChanged(CollectionContainerImpl.java:199)
	at com.haulmont.cuba.gui.model.impl.CollectionContainerImpl.replaceItem(CollectionContainerImpl.java:156)
	at com.haulmont.cuba.gui.builders.EditorBuilderProcessor.lambda$buildEditor$0(EditorBuilderProcessor.java:121)
	at com.haulmont.bali.events.EventHub.publish(EventHub.java:170)
	at com.haulmont.cuba.gui.screen.Screen.fireEvent(Screen.java:128)
	at com.haulmont.cuba.gui.screen.Screen.close(Screen.java:343)
	at com.haulmont.cuba.gui.screen.StandardEditor.lambda$closeWithCommit$6(StandardEditor.java:588)
	at com.haulmont.cuba.gui.util.SuccessOperationResult.compose(SuccessOperationResult.java:39)
	at com.haulmont.cuba.gui.screen.StandardEditor.closeWithCommit(StandardEditor.java:588)
	at com.haulmont.cuba.gui.screen.StandardEditor.commitAndClose(StandardEditor.java:553)
	at com.haulmont.bali.events.EventHub.publish(EventHub.java:170)
	at com.haulmont.cuba.gui.components.actions.BaseAction.actionPerform(BaseAction.java:222)
	at com.haulmont.cuba.web.gui.components.WebButton.buttonClicked(WebButton.java:67)
	at com.haulmont.cuba.web.widgets.CubaButton.fireClick(CubaButton.java:76)
	at com.vaadin.ui.Button$1.click(Button.java:57)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:153)
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:115)
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:431)
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:396)
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:260)
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:82)
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40)
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1578)
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:425)
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.serviceAppRequest(CubaApplicationServlet.java:329)
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.service(CubaApplicationServlet.java:215)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:108)
	at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:74)
	at com.haulmont.cuba.web.sys.CubaHttpFilter.doFilter(CubaHttpFilter.java:93)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1579)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:748)