public class PessimisticReadSelectLockingStrategy extends AbstractSelectLockingStrategy
Dialect.getForUpdateString(org.hibernate.LockMode)
,
Dialect.appendLockHint(org.hibernate.LockMode, String)
Constructor and Description |
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PessimisticReadSelectLockingStrategy(Lockable lockable,
LockMode lockMode)
Construct a locking strategy based on SQL SELECT statements.
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Modifier and Type | Method and Description |
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protected String |
generateLockString(int lockTimeout) |
void |
lock(Serializable id,
Object version,
Object object,
int timeout,
SessionImplementor session)
Acquire an appropriate type of lock on the underlying data that will
endure until the end of the current transaction.
|
determineSql, getLockable, getLockMode, getNoWaitSql
public void lock(Serializable id, Object version, Object object, int timeout, SessionImplementor session)
LockingStrategy
id
- The id of the row to be lockedversion
- The current version (or null if not versioned)object
- The object logically being locked (currently not used)timeout
- timeout in milliseconds, 0 = no wait, -1 = wait indefinitelysession
- The session from which the lock request originatedprotected String generateLockString(int lockTimeout)
generateLockString
in class AbstractSelectLockingStrategy
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