public MapPessimisticWriteLockingStrategy(Lockable lockable, LockMode lockMode) {
this.lockable = lockable;
this.lockMode = lockMode;
TypeTranslator typeTranslator =
lockable.getFactory().getServiceRegistry().getService(TypeTranslator.class);
this.identifierGridType = typeTranslator.getType(lockable.getIdentifierType());
}
protected String generateLockString() {
SessionFactoryImplementor factory = lockable.getFactory();
Update update = new Update(factory.getDialect());
update.setTableName(lockable.getRootTableName());
update.addPrimaryKeyColumns(lockable.getRootTableIdentifierColumnNames());
update.setVersionColumnName(lockable.getVersionColumnName());
update.addColumn(lockable.getVersionColumnName());
if (factory.getSettings().isCommentsEnabled()) {
update.setComment(lockMode + " lock " + lockable.getEntityName());
}
return update.toStatementString();
}
protected String generateLockString() {
SessionFactoryImplementor factory = lockable.getFactory();
SimpleSelect select =
new SimpleSelect(factory.getDialect())
.setLockMode(lockMode)
.setTableName(lockable.getRootTableName())
.addColumn(lockable.getRootTableIdentifierColumnNames()[0])
.addCondition(lockable.getRootTableIdentifierColumnNames(), "=?");
if (lockable.isVersioned()) {
select.addCondition(lockable.getVersionColumnName(), "=?");
}
if (factory.getSettings().isCommentsEnabled()) {
select.setComment(lockMode + " lock " + lockable.getEntityName());
}
return select.toStatementString();
}
