Package migratedb.v1.core.internal.database.base

Class BaseConnection<D extends Database<?>>

java.lang.Object

migratedb.v1.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 final D	database
protected JdbcTemplate	jdbcTemplate
protected final 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)
final void	close()
protected void	doChangeCurrentSchemaOrSearchPathTo(String schemaNameOrSearchPath)
protected Schema<?,?>	doGetCurrentSchema()
protected void	doRestoreOriginalState()
final Schema<?,?>	getCurrentSchema()
protected abstract String	getCurrentSchemaNameOrSearchPath()
final Connection	getJdbcConnection()
final JdbcTemplate	getJdbcTemplate()
<T> T	lock(Table<?,?> table, Callable<T> callable)	Locks this table and executes this callable.
final 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.v1.core.api.internal.database.base.Connection

getSchema

Field Details

database

protected final D extends Database<?> database

jdbcTemplate

protected JdbcTemplate jdbcTemplate

originalSchemaNameOrSearchPath

protected final String originalSchemaNameOrSearchPath

Constructor Details

BaseConnection

protected BaseConnection(D database,
 Connection connection)

Method Details

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<?>>