org.rvpf.store.server.sql

Class StoreConnection

Object

StoreConnection

Direct Known Subclasses:

TheStoreConnection

public class StoreConnection
extends Object

Store connection.

Constructor Summary

Constructors

Constructor and Description
StoreConnection(Connection connection, boolean shared) Creates an instance.

Method Summary

Modifier and Type	Method and Description
void	close() Closes the actual Connection.
void	commit() Commits.
Statement	createStatement() Creates a statement.
DatabaseMetaData	getDatabaseMetaData() Gets the database metadata.
boolean	hasTable(Optional<String> catalogName, String schemaName, String tableName) Asks if the connected database has the specified table.
void	lock() Locks.
PreparedStatement	prepareStatement(CharSequence sql) Prepares a SQL statement.
void	rollback() Rolls back.
void	tearDown() Tears down the connection.
void	unlock() Unlocks.

Methods inherited from class Object

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

Constructor Detail

StoreConnection

public StoreConnection(@Nonnull
                       Connection connection,
                       boolean shared)

Creates an instance.

Parameters:

connection - The actual Connection.

shared - True if this connection is shared.

Method Detail

close

public final void close()

Closes the actual Connection.

commit

public final void commit()

Commits.

createStatement

@Nonnull
 @CheckReturnValue
public final Statement createStatement()

Creates a statement.

Returns:

A new Statement.

getDatabaseMetaData

@Nonnull
 @CheckReturnValue
public final DatabaseMetaData getDatabaseMetaData()

Gets the database metadata.

Returns:

The database metadata.

hasTable

@CheckReturnValue
public final boolean hasTable(@Nonnull
                                                 Optional<String> catalogName,
                                                 @Nonnull
                                                 String schemaName,
                                                 @Nonnull
                                                 String tableName)

Asks if the connected database has the specified table.

Parameters:

catalogName - The catalog name.

schemaName - The schema name.

tableName - The table name.

Returns:

True if it has that table.

lock

public void lock()

Locks.

prepareStatement

@Nonnull
 @CheckReturnValue
public final PreparedStatement prepareStatement(@Nonnull
                                                                              CharSequence sql)

Prepares a SQL statement.

Parameters:

sql - The SQL for the statement.

Returns:

A new prepared statement.

rollback

public final void rollback()

Rolls back.

tearDown

public void tearDown()

Tears down the connection.

unlock

public void unlock()

Unlocks.