Examples with Transaction org.apache.nifi.admin.service.transaction.Transaction used on opensource projects

Example 1 with Transaction

use of org.apache.nifi.admin.service.transaction.Transaction in project nifi by apache.

the class StandardAuditService method purgeActions.

@Override
public void purgeActions(Date end, Action purgeAction) {
    Transaction transaction = null;
    writeLock.lock();
    try {
        // start the transaction
        transaction = transactionBuilder.start();
        // purge the action database
        PurgeActionsAction purgeActions = new PurgeActionsAction(end, purgeAction);
        transaction.execute(purgeActions);
        // commit the transaction
        transaction.commit();
    } catch (TransactionException | DataAccessException te) {
        rollback(transaction);
        throw new AdministrationException(te);
    } catch (Throwable t) {
        rollback(transaction);
        throw t;
    } finally {
        closeQuietly(transaction);
        writeLock.unlock();
    }
}

Example 2 with Transaction

use of org.apache.nifi.admin.service.transaction.Transaction in project nifi by apache.

the class StandardAuditService method getActions.

@Override
public History getActions(HistoryQuery query) {
    Transaction transaction = null;
    History history = null;
    readLock.lock();
    try {
        // start the transaction
        transaction = transactionBuilder.start();
        // seed the accounts
        GetActionsAction getActions = new GetActionsAction(query);
        history = transaction.execute(getActions);
        // commit the transaction
        transaction.commit();
    } catch (TransactionException | DataAccessException te) {
        rollback(transaction);
        throw new AdministrationException(te);
    } catch (Throwable t) {
        rollback(transaction);
        throw t;
    } finally {
        closeQuietly(transaction);
        readLock.unlock();
    }
    return history;
}

Example 3 with Transaction

use of org.apache.nifi.admin.service.transaction.Transaction in project nifi by apache.

the class StandardKeyService method getOrCreateKey.

@Override
public Key getOrCreateKey(String identity) {
    Transaction transaction = null;
    Key key = null;
    writeLock.lock();
    try {
        // start the transaction
        transaction = transactionBuilder.start();
        // get or create a key
        GetOrCreateKeyAction addActions = new GetOrCreateKeyAction(identity);
        key = transaction.execute(addActions);
        // commit the transaction
        transaction.commit();
    } catch (TransactionException | DataAccessException te) {
        rollback(transaction);
        throw new AdministrationException(te);
    } catch (Throwable t) {
        rollback(transaction);
        throw t;
    } finally {
        closeQuietly(transaction);
        writeLock.unlock();
    }
    return key;
}

Example 4 with Transaction

use of org.apache.nifi.admin.service.transaction.Transaction in project nifi by apache.

the class StandardKeyService method getKey.

@Override
public Key getKey(int id) {
    Transaction transaction = null;
    Key key = null;
    readLock.lock();
    try {
        // start the transaction
        transaction = transactionBuilder.start();
        // get the key
        GetKeyByIdAction addActions = new GetKeyByIdAction(id);
        key = transaction.execute(addActions);
        // commit the transaction
        transaction.commit();
    } catch (TransactionException | DataAccessException te) {
        rollback(transaction);
        throw new AdministrationException(te);
    } catch (Throwable t) {
        rollback(transaction);
        throw t;
    } finally {
        closeQuietly(transaction);
        readLock.unlock();
    }
    return key;
}

Example 5 with Transaction

use of org.apache.nifi.admin.service.transaction.Transaction in project nifi by apache.

the class StandardKeyService method deleteKey.

@Override
public void deleteKey(String identity) {
    Transaction transaction = null;
    writeLock.lock();
    try {
        // start the transaction
        transaction = transactionBuilder.start();
        // delete the keys
        DeleteKeysAction deleteKeys = new DeleteKeysAction(identity);
        transaction.execute(deleteKeys);
        // commit the transaction
        transaction.commit();
    } catch (TransactionException | DataAccessException te) {
        rollback(transaction);
        throw new AdministrationException(te);
    } catch (Throwable t) {
        rollback(transaction);
        throw t;
    } finally {
        closeQuietly(transaction);
        writeLock.unlock();
    }
}