org.flowable.common.engine.impl.db

Class DbSqlSession

java.lang.Object

org.flowable.common.engine.impl.db.DbSqlSession

All Implemented Interfaces:

Session

public class DbSqlSession
extends Object
implements Session

Author:

Tom Baeyens, Joram Barrez

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<Class<? extends Entity>,List<BulkDeleteOperation>>	bulkDeleteOperations
protected String	connectionMetadataDefaultCatalog
protected String	connectionMetadataDefaultSchema
protected DbSqlSessionFactory	dbSqlSessionFactory
protected Map<Class<? extends Entity>,Map<String,Entity>>	deletedObjects
protected EntityCache	entityCache
protected Map<Class<? extends Entity>,Map<String,Entity>>	insertedObjects
static String[]	JDBC_METADATA_TABLE_TYPES
protected org.apache.ibatis.session.SqlSession	sqlSession
protected List<Entity>	updatedObjects

Constructor Summary

Constructors

Constructor and Description
DbSqlSession(DbSqlSessionFactory dbSqlSessionFactory, EntityCache entityCache)
DbSqlSession(DbSqlSessionFactory dbSqlSessionFactory, EntityCache entityCache, Connection connection, String catalog, String schema)

Method Summary

Modifier and Type	Method and Description
protected Entity	cacheLoadOrStore(Entity entity, Object parameter) Returns the object in the cache.
protected List	cacheLoadOrStore(List<Object> loadedObjects, Object parameter)
void	close()
void	commit()
protected void	debugFlush()
void	delete(Entity entity)
void	delete(String statement, Object parameter, Class<? extends Entity> entityClass) Executes a BulkDeleteOperation, with the sql in the statement parameter.
void	determineUpdatedObjects()
void	flush()
protected void	flushBulkDeletes(Class<? extends Entity> entityClass, List<BulkDeleteOperation> deleteOperations)
protected void	flushBulkInsert(Collection<Entity> entities, Class<? extends Entity> clazz)
protected void	flushDeleteEntities(Class<? extends Entity> entityClass, Collection<Entity> entitiesToDelete)
protected void	flushDeletes()
protected void	flushInsertEntities(Class<? extends Entity> entityClass, Collection<Entity> entitiesToInsert)
protected void	flushInserts()
protected void	flushRegularInsert(Entity entity, Class<? extends Entity> clazz)
protected void	flushUpdates()
String	getConnectionMetadataDefaultCatalog()
String	getConnectionMetadataDefaultSchema()
<T> T	getCustomMapper(Class<T> type)
DbSqlSessionFactory	getDbSqlSessionFactory()
org.apache.ibatis.session.SqlSession	getSqlSession()
protected void	incrementRevision(Entity insertedObject)
void	insert(Entity entity, IdGenerator idGenerator)
boolean	isEntityInserted(Class<?> entityClass, String entityId)
boolean	isEntityInserted(Entity entity)
boolean	isEntityToBeDeleted(Entity entity)
List	queryWithRawParameter(String statement, CacheAwareQuery parameter, Class entityClass, boolean cacheLoadAndStore)
List	queryWithRawParameterNoCacheLoadAndStore(String statement, CacheAwareQuery parameter, Class entityClass)
protected void	removeUnnecessaryOperations() Clears all deleted and inserted objects from the cache, and removes inserts and deletes that cancel each other.
void	rollback()
<T extends Entity> T	selectById(Class<T> entityClass, String id)
<T extends Entity> T	selectById(Class<T> entityClass, String id, boolean useCache)
List	selectList(String statement)
List	selectList(String statement, ListQueryParameterObject parameter)
List	selectList(String statement, ListQueryParameterObject parameter, Class entityClass)
List	selectList(String statement, Object parameter)
List	selectList(String statement, Object parameter, int firstResult, int maxResults)
List	selectList(String statement, Object parameter, Page page)
List	selectListNoCacheLoadAndStore(String statement, ListQueryParameterObject parameter)
List	selectListNoCacheLoadAndStore(String statement, ListQueryParameterObject parameter, Class entityClass)
List	selectListNoCacheLoadAndStore(String statement, Object parameter)
List	selectListWithRawParameter(String statement, Object parameter)
List	selectListWithRawParameter(String statement, Object parameter, boolean useCache)
List	selectListWithRawParameterNoCacheLoadAndStore(String statement, ListQueryParameterObject parameter)
List	selectListWithRawParameterNoCacheLoadAndStore(String statement, ListQueryParameterObject parameter, Class entityClass)
List	selectListWithRawParameterNoCacheLoadAndStore(String statement, Object parameter)
Object	selectOne(String statement, Object parameter)
void	setConnectionMetadataDefaultCatalog(String connectionMetadataDefaultCatalog)
void	setConnectionMetadataDefaultSchema(String connectionMetadataDefaultSchema)
void	update(Entity entity)
int	update(String statement, Object parameters)

Methods inherited from class java.lang.Object

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

Field Detail

JDBC_METADATA_TABLE_TYPES

public static String[] JDBC_METADATA_TABLE_TYPES

entityCache

protected EntityCache entityCache

sqlSession

protected org.apache.ibatis.session.SqlSession sqlSession

dbSqlSessionFactory

protected DbSqlSessionFactory dbSqlSessionFactory

connectionMetadataDefaultCatalog

protected String connectionMetadataDefaultCatalog

connectionMetadataDefaultSchema

protected String connectionMetadataDefaultSchema

insertedObjects

protected Map<Class<? extends Entity>,Map<String,Entity>> insertedObjects

deletedObjects

protected Map<Class<? extends Entity>,Map<String,Entity>> deletedObjects

bulkDeleteOperations

protected Map<Class<? extends Entity>,List<BulkDeleteOperation>> bulkDeleteOperations

updatedObjects

protected List<Entity> updatedObjects

Constructor Detail

DbSqlSession

public DbSqlSession(DbSqlSessionFactory dbSqlSessionFactory,
                    EntityCache entityCache)

DbSqlSession

public DbSqlSession(DbSqlSessionFactory dbSqlSessionFactory,
                    EntityCache entityCache,
                    Connection connection,
                    String catalog,
                    String schema)

Method Detail

insert

public void insert(Entity entity,
                   IdGenerator idGenerator)

update

public void update(Entity entity)

update

public int update(String statement,
                  Object parameters)

delete

public void delete(String statement,
                   Object parameter,
                   Class<? extends Entity> entityClass)

Executes a BulkDeleteOperation, with the sql in the statement parameter. The passed class determines when this operation will be executed: it will be executed depending on the place of the class in the EntityDependencyOrder.

delete

public void delete(Entity entity)

selectList

public List selectList(String statement)

selectList

public List selectList(String statement,
                       Object parameter)

selectList

public List selectList(String statement,
                       Object parameter,
                       Page page)

selectList

public List selectList(String statement,
                       ListQueryParameterObject parameter)

selectList

public List selectList(String statement,
                       ListQueryParameterObject parameter,
                       Class entityClass)

selectList

public List selectList(String statement,
                       Object parameter,
                       int firstResult,
                       int maxResults)

selectListNoCacheLoadAndStore

public List selectListNoCacheLoadAndStore(String statement,
                                          Object parameter)

selectListWithRawParameterNoCacheLoadAndStore

public List selectListWithRawParameterNoCacheLoadAndStore(String statement,
                                                          Object parameter)

selectListWithRawParameterNoCacheLoadAndStore

public List selectListWithRawParameterNoCacheLoadAndStore(String statement,
                                                          ListQueryParameterObject parameter,
                                                          Class entityClass)

selectListWithRawParameterNoCacheLoadAndStore

public List selectListWithRawParameterNoCacheLoadAndStore(String statement,
                                                          ListQueryParameterObject parameter)

selectListNoCacheLoadAndStore

public List selectListNoCacheLoadAndStore(String statement,
                                          ListQueryParameterObject parameter,
                                          Class entityClass)

selectListNoCacheLoadAndStore

public List selectListNoCacheLoadAndStore(String statement,
                                          ListQueryParameterObject parameter)

selectListWithRawParameter

public List selectListWithRawParameter(String statement,
                                       Object parameter)

queryWithRawParameter

public List queryWithRawParameter(String statement,
                                  CacheAwareQuery parameter,
                                  Class entityClass,
                                  boolean cacheLoadAndStore)

queryWithRawParameterNoCacheLoadAndStore

public List queryWithRawParameterNoCacheLoadAndStore(String statement,
                                                     CacheAwareQuery parameter,
                                                     Class entityClass)

selectListWithRawParameter

public List selectListWithRawParameter(String statement,
                                       Object parameter,
                                       boolean useCache)

selectOne

public Object selectOne(String statement,
                        Object parameter)

selectById

public <T extends Entity> T selectById(Class<T> entityClass,
                                       String id)

selectById

public <T extends Entity> T selectById(Class<T> entityClass,
                                       String id,
                                       boolean useCache)

cacheLoadOrStore

protected List cacheLoadOrStore(List<Object> loadedObjects,
                                Object parameter)

cacheLoadOrStore

protected Entity cacheLoadOrStore(Entity entity,
                                  Object parameter)

Returns the object in the cache. If this object was loaded before, then the original object is returned (the cached version is more recent). If this is the first time this object is loaded, then the loadedObject is added to the cache.

flush

public void flush()

Specified by:

flush in interface Session

removeUnnecessaryOperations

protected void removeUnnecessaryOperations()

Clears all deleted and inserted objects from the cache, and removes inserts and deletes that cancel each other. Also removes deletes with duplicate ids.

determineUpdatedObjects

public void determineUpdatedObjects()

debugFlush

protected void debugFlush()

isEntityInserted

public boolean isEntityInserted(Entity entity)

isEntityInserted

public boolean isEntityInserted(Class<?> entityClass,
                                String entityId)

isEntityToBeDeleted

public boolean isEntityToBeDeleted(Entity entity)

flushInserts

protected void flushInserts()

flushInsertEntities

protected void flushInsertEntities(Class<? extends Entity> entityClass,
                                   Collection<Entity> entitiesToInsert)

flushRegularInsert

protected void flushRegularInsert(Entity entity,
                                  Class<? extends Entity> clazz)

flushBulkInsert

protected void flushBulkInsert(Collection<Entity> entities,
                               Class<? extends Entity> clazz)

incrementRevision

protected void incrementRevision(Entity insertedObject)

flushUpdates

protected void flushUpdates()

flushDeletes

protected void flushDeletes()

flushBulkDeletes

protected void flushBulkDeletes(Class<? extends Entity> entityClass,
                                List<BulkDeleteOperation> deleteOperations)

flushDeleteEntities

protected void flushDeleteEntities(Class<? extends Entity> entityClass,
                                   Collection<Entity> entitiesToDelete)

close

public void close()

Specified by:

close in interface Session

commit

public void commit()

rollback

public void rollback()

getCustomMapper

public <T> T getCustomMapper(Class<T> type)

getSqlSession

public org.apache.ibatis.session.SqlSession getSqlSession()

getDbSqlSessionFactory

public DbSqlSessionFactory getDbSqlSessionFactory()

getConnectionMetadataDefaultCatalog

public String getConnectionMetadataDefaultCatalog()

setConnectionMetadataDefaultCatalog

public void setConnectionMetadataDefaultCatalog(String connectionMetadataDefaultCatalog)

getConnectionMetadataDefaultSchema

public String getConnectionMetadataDefaultSchema()

setConnectionMetadataDefaultSchema

public void setConnectionMetadataDefaultSchema(String connectionMetadataDefaultSchema)