com.impetus.kundera.configure

Class SchemaConfiguration

java.lang.Object

com.impetus.kundera.configure.AbstractSchemaConfiguration

com.impetus.kundera.configure.SchemaConfiguration

All Implemented Interfaces:

Configuration

public class SchemaConfiguration
extends AbstractSchemaConfiguration
implements Configuration

Schema configuration implementation to support ddl_schema_creation functionality. e.g. kundera_ddl_auto_prepare (create,create-drop,validate,update)

Author:

Kuldeep.Kumar

Field Summary

Fields

Modifier and Type	Field and Description
private static org.slf4j.Logger	log The log.
private Map<String,List<TableInfo>>	puToSchemaMetadata pu to schema metadata map .

Fields inherited from class com.impetus.kundera.configure.AbstractSchemaConfiguration

externalPropertyMap, kunderaMetadata, persistenceUnits

Constructor Summary

Constructors

Constructor and Description
SchemaConfiguration(Map externalProperties, EntityManagerFactoryImpl.KunderaMetadata metadata, String... persistenceUnits) Constructor using persistence units as parameter.

Method Summary

Methods

Modifier and Type	Method and Description
private void	addColumnToTableInfo(EntityMetadata entityMetadata, EntityMetadata.Type type, TableInfo tableInfo) Adds column to table info of entity.
private void	addJoinColumnToInfo(String joinColumn, TableInfo targetTableInfo, List<TableInfo> targetTableInfos, EntityMetadata m) adds join column name to the table Info of entity.
private void	addTableGenerator(ApplicationMetadata appMetadata, String persistenceUnit, List<TableInfo> tableInfos, EntityMetadata entityMetadata) Add tableGenerator to table info.
void	configure() Configures and load meta-information for parameterized persistence units.
private ColumnInfo	getColumn(TableInfo tableInfo, javax.persistence.metamodel.Attribute column, PropertyIndex indexedColumn, String[] orderByColumns) getColumn method return ColumnInfo for the given column
private EmbeddedColumnInfo	getEmbeddedColumn(TableInfo tableInfo, javax.persistence.metamodel.EmbeddableType embeddableType, String embeddableColName, Class embeddedEntityClass, Field field) Get Embedded column info.
private Map<String,EntityMetadata>	getEntityMetadataCol(ApplicationMetadata appMetadata, String persistenceUnit) Returns map of entity metdata EntityMetadata.
private ColumnInfo	getJoinColumn(TableInfo tableInfo, String joinColumnName, Class columnType) getJoinColumn method return ColumnInfo for the join column
private String	getOrderByColumn(String[] orderByColumns, javax.persistence.metamodel.Attribute column) getOrderByColumn method return order by value of the column
private List<TableInfo>	getSchemaInfo(String persistenceUnit) Returns list of configured table/column families.
private SchemaManager	getSchemaManagerForPu(String persistenceUnit) Return schema manager for pu.
private String	getSchemaProperty(String persistenceUnit, Map<String,Object> externalProperties) getKunderaProperty method return auto schema generation property for give persistence unit.
private void	onInheritedProperty(TableInfo tableInfo, javax.persistence.metamodel.EntityType entityType) Add DiscriminatorColumn for schema generation.
private void	parseRelations(String persistenceUnit, List<TableInfo> tableInfos, EntityMetadata entityMetadata, TableInfo tableInfo, List<Relation> relations) parse the relations of entites .

Methods inherited from class java.lang.Object

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

Field Detail

log

private static org.slf4j.Logger log

The log.

puToSchemaMetadata

private Map<String,List<TableInfo>> puToSchemaMetadata

pu to schema metadata map .

Constructor Detail

SchemaConfiguration

public SchemaConfiguration(Map externalProperties,
                   EntityManagerFactoryImpl.KunderaMetadata metadata,
                   String... persistenceUnits)

Constructor using persistence units as parameter.

Parameters:

persistenceUnits - persistence units.

Method Detail

configure

public void configure()

Description copied from interface: Configuration

Configures and load meta-information for parameterized persistence units.

Specified by:

configure in interface Configuration

getSchemaManagerForPu

private SchemaManager getSchemaManagerForPu(String persistenceUnit)

Return schema manager for pu.

Parameters:

persistenceUnit -

Returns:

addTableGenerator

private void addTableGenerator(ApplicationMetadata appMetadata,
                     String persistenceUnit,
                     List<TableInfo> tableInfos,
                     EntityMetadata entityMetadata)

Add tableGenerator to table info.

Parameters:

appMetadata -

persistenceUnit -

tableInfos -

entityMetadata -

isCompositeId -

parseRelations

private void parseRelations(String persistenceUnit,
                  List<TableInfo> tableInfos,
                  EntityMetadata entityMetadata,
                  TableInfo tableInfo,
                  List<Relation> relations)

parse the relations of entites .

Parameters:

persistenceUnit -

tableInfos -

entityMetadata -

tableInfo -

relations -

addJoinColumnToInfo

private void addJoinColumnToInfo(String joinColumn,
                       TableInfo targetTableInfo,
                       List<TableInfo> targetTableInfos,
                       EntityMetadata m)

adds join column name to the table Info of entity.

Parameters:

joinColumn -

targetTableInfo -

targetTableInfos -

addColumnToTableInfo

private void addColumnToTableInfo(EntityMetadata entityMetadata,
                        EntityMetadata.Type type,
                        TableInfo tableInfo)

Adds column to table info of entity.

Parameters:

entityMetadata -

type -

tableInfo -

onInheritedProperty

private void onInheritedProperty(TableInfo tableInfo,
                       javax.persistence.metamodel.EntityType entityType)

Add DiscriminatorColumn for schema generation.

Parameters:

tableInfo - table info.

entityType - entity type.

getSchemaInfo

private List<TableInfo> getSchemaInfo(String persistenceUnit)

Returns list of configured table/column families.

Parameters:

persistenceUnit - persistence unit, for which schema needs to be fetched.

Returns:

list of TableInfo

getEntityMetadataCol

private Map<String,EntityMetadata> getEntityMetadataCol(ApplicationMetadata appMetadata,
                                              String persistenceUnit)

Returns map of entity metdata EntityMetadata.

Parameters:

appMetadata - application metadata

persistenceUnit - persistence unit

Returns:

map of entity metadata.

getEmbeddedColumn

private EmbeddedColumnInfo getEmbeddedColumn(TableInfo tableInfo,
                                   javax.persistence.metamodel.EmbeddableType embeddableType,
                                   String embeddableColName,
                                   Class embeddedEntityClass,
                                   Field field)

Get Embedded column info.

Parameters:

embeddableType -

embeddableColName -

embeddedEntityClass -

field -

Returns:

getColumn

private ColumnInfo getColumn(TableInfo tableInfo,
                   javax.persistence.metamodel.Attribute column,
                   PropertyIndex indexedColumn,
                   String[] orderByColumns)

getColumn method return ColumnInfo for the given column

Parameters:

Object - of Column.

Returns:

Object of ColumnInfo.

getOrderByColumn

private String getOrderByColumn(String[] orderByColumns,
                      javax.persistence.metamodel.Attribute column)

getOrderByColumn method return order by value of the column

Parameters:

String - [] orderByColumns

Attribute - column

Returns:

orderColumnValue.

getJoinColumn

private ColumnInfo getJoinColumn(TableInfo tableInfo,
                       String joinColumnName,
                       Class columnType)

getJoinColumn method return ColumnInfo for the join column

Parameters:

columnType -

String - joinColumnName.

Returns:

ColumnInfo object columnInfo.

getSchemaProperty

private String getSchemaProperty(String persistenceUnit,
                       Map<String,Object> externalProperties)

getKunderaProperty method return auto schema generation property for give persistence unit.

Parameters:

externalProperties -

String - persistenceUnit.

Returns:

value of kundera auto ddl in form of String.