org.lastaflute.jta.dbcp

インタフェース ConnectionPool

既知の実装クラスのリスト:

SimpleConnectionPool

public interface ConnectionPool

作成者:

modified by jflute (originated in Seasar)

メソッドのサマリー

修飾子とタイプ	メソッドと説明
void	checkIn(ConnectionWrapper connectionWrapper) Check in checked-out connection without transaction.
void	checkInTx(Transaction tx) Check in checked-out connection via specified transaction.
ConnectionWrapper	checkOut() Check out connection, may be on transaction.
void	close()
int	getActivePoolSize()
int	getFreePoolSize()
int	getMaxPoolSize()
int	getMinPoolSize()
int	getTxActivePoolSize()
void	release(ConnectionWrapper connectionWrapper) Release connection from this connection pool.

メソッドの詳細

checkOut

ConnectionWrapper checkOut()
                    throws SQLException

Check out connection, may be on transaction.

戻り値:

The wrapped connection to database, may be new-created or recycled. (NotNull)

例外:

SQLException

checkIn

void checkIn(ConnectionWrapper connectionWrapper)

Check in checked-out connection without transaction.

パラメータ:

connectionWrapper - The wrapped connection to database, should be checked-out before. (NotNull)

checkInTx

void checkInTx(Transaction tx)

Check in checked-out connection via specified transaction.

パラメータ:

tx - The transaction related to this connection pool. (NullAllowed: then do nothing just in case)

release

void release(ConnectionWrapper connectionWrapper)

Release connection from this connection pool.

パラメータ:

connectionWrapper - The released connection. (NotNull)

close

void close()

getActivePoolSize

int getActivePoolSize()

getTxActivePoolSize

int getTxActivePoolSize()

getFreePoolSize

int getFreePoolSize()

getMaxPoolSize

int getMaxPoolSize()

getMinPoolSize

int getMinPoolSize()