Package io.jmix.gridexportflowui.exporter.excel

Class AllRecordsExporter

java.lang.Object

io.jmix.gridexportflowui.exporter.excel.AllRecordsExporter

@Component("grdexp_AllRecordsExporter")
public class AllRecordsExporter
extends Object

Class is used by ExportAction for exporting all records from the database.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	AllRecordsExporter.RowCreationContext

Field Summary

Fields

Modifier and Type	Field	Description
protected DataManager	dataManager
protected GridExportProperties	gridExportProperties
protected MetadataTools	metadataTools
protected org.springframework.transaction.PlatformTransactionManager	platformTransactionManager

Constructor Summary

Constructors

Constructor	Description
AllRecordsExporter(MetadataTools metadataTools, DataManager dataManager, org.springframework.transaction.PlatformTransactionManager platformTransactionManager, GridExportProperties gridExportProperties)

Method Summary

Modifier and Type	Method	Description
protected void	exportAll(DataUnit dataUnit, Consumer<AllRecordsExporter.RowCreationContext> excelRowCreator)	Method loads all entity instances associated with the given dataUnit and applies the excelRowCreator function to each loaded entity instance.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

metadataTools

protected MetadataTools metadataTools

dataManager

protected DataManager dataManager

platformTransactionManager

protected org.springframework.transaction.PlatformTransactionManager platformTransactionManager

gridExportProperties

protected GridExportProperties gridExportProperties

Constructor Details

AllRecordsExporter

public AllRecordsExporter(MetadataTools metadataTools,
 DataManager dataManager,
 org.springframework.transaction.PlatformTransactionManager platformTransactionManager,
 GridExportProperties gridExportProperties)

Method Details

exportAll

protected void exportAll(DataUnit dataUnit,
 Consumer<AllRecordsExporter.RowCreationContext> excelRowCreator)

Method loads all entity instances associated with the given dataUnit and applies the excelRowCreator function to each loaded entity instance. Creation of the output file row is the responsibility of the function. Data is loaded in batches, the batch size is configured by the GridExportProperties.getExportAllBatchSize().

Parameters:

dataUnit - data unit linked with the data

excelRowCreator - function that is being applied to each loaded instance