Package migratedb.core.internal.database.base

Class BaseConnection<D extends Database<?>>

java.lang.Object

migratedb.core.internal.database.base.BaseConnection<D>

All Implemented Interfaces:

AutoCloseable, Connection<D>

Direct Known Subclasses:

BigQueryConnection, CockroachDBConnection, DB2Connection, DerbyConnection, FirebirdConnection, H2Connection, HSQLDBConnection, IgniteThinConnection, InformixConnection, MySQLConnection, OracleConnection, PostgreSQLConnection, RedshiftConnection, SAPHANAConnection, SnowflakeConnection, SpannerConnection, SQLiteConnection, SQLServerConnection, SybaseASEConnection

public abstract class BaseConnection<D extends Database<?>>
extends Object
implements Connection<D>

Field Summary

Fields

Modifier and Type	Field	Description
protected D	database
protected JdbcTemplate	jdbcTemplate
protected String	originalSchemaNameOrSearchPath

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BaseConnection(D database, Connection connection)

Method Summary

Modifier and Type	Method	Description
void	changeCurrentSchemaTo(Schema<?,?> schema)
void	close()
protected void	doChangeCurrentSchemaOrSearchPathTo(String schemaNameOrSearchPath)
protected Schema<?,?>	doGetCurrentSchema()
protected void	doRestoreOriginalState()
Schema<?,?>	getCurrentSchema()
protected abstract String	getCurrentSchemaNameOrSearchPath()
Connection	getJdbcConnection()
JdbcTemplate	getJdbcTemplate()
<T> T	lock(Table<?,?> table, Callable<T> callable)	Locks this table and executes this callable.
void	restoreOriginalState()

Methods inherited from class java.lang.Object

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

Methods inherited from interface migratedb.core.api.internal.database.base.Connection

getSchema

Field Detail

database

protected final D extends Database<?> database

jdbcTemplate

protected JdbcTemplate jdbcTemplate

originalSchemaNameOrSearchPath

protected final String originalSchemaNameOrSearchPath

Constructor Detail

BaseConnection

protected BaseConnection(D database,
                         Connection connection)

Method Detail

getCurrentSchemaNameOrSearchPath

protected abstract String getCurrentSchemaNameOrSearchPath()
                                                    throws SQLException

Throws:

SQLException - when the current schema name or search path could not be retrieved.

getCurrentSchema

public final Schema<?,?> getCurrentSchema()

Specified by:

getCurrentSchema in interface Connection<D extends Database<?>>

doGetCurrentSchema

protected Schema<?,?> doGetCurrentSchema()
                                        throws SQLException

Throws:

SQLException

changeCurrentSchemaTo

public void changeCurrentSchemaTo(Schema<?,?> schema)

Specified by:

changeCurrentSchemaTo in interface Connection<D extends Database<?>>

doChangeCurrentSchemaOrSearchPathTo

protected void doChangeCurrentSchemaOrSearchPathTo(String schemaNameOrSearchPath)
                                            throws SQLException

Parameters:

schemaNameOrSearchPath - The new current schema for this connection.

Throws:

SQLException - when the current schema could not be set.

lock

public <T> T lock(Table<?,?> table,
                  Callable<T> callable)

Description copied from interface: Connection

Locks this table and executes this callable.

Specified by:

lock in interface Connection<D extends Database<?>>

Returns:

The result of the callable.

getJdbcTemplate

public final JdbcTemplate getJdbcTemplate()

Specified by:

getJdbcTemplate in interface Connection<D extends Database<?>>

close

public final void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Connection<D extends Database<?>>

restoreOriginalState

public final void restoreOriginalState()

Specified by:

restoreOriginalState in interface Connection<D extends Database<?>>

doRestoreOriginalState

protected void doRestoreOriginalState()
                               throws SQLException

Throws:

SQLException

getJdbcConnection

public final Connection getJdbcConnection()

Specified by:

getJdbcConnection in interface Connection<D extends Database<?>>