Examples with HiveHistory org.apache.hadoop.hive.ql.history.HiveHistory used on opensource projects

Example 1 with HiveHistory

use of org.apache.hadoop.hive.ql.history.HiveHistory in project hive by apache.

the class HiveSessionImpl method close.

@Override
public void close() throws HiveSQLException {
    try {
        acquire(true, false);
        // Iterate through the opHandles and close their operations
        List<OperationHandle> ops = null;
        synchronized (opHandleSet) {
            ops = new ArrayList<>(opHandleSet);
            opHandleSet.clear();
        }
        for (OperationHandle opHandle : ops) {
            operationManager.closeOperation(opHandle);
        }
        // Cleanup session log directory.
        cleanupSessionLogDir();
        HiveHistory hiveHist = sessionState.getHiveHistory();
        if (null != hiveHist) {
            hiveHist.closeStream();
        }
        try {
            sessionState.resetThreadName();
            sessionState.close();
        } finally {
            sessionState = null;
        }
    } catch (IOException ioe) {
        throw new HiveSQLException("Failure to close", ioe);
    } finally {
        if (sessionState != null) {
            try {
                sessionState.resetThreadName();
                sessionState.close();
            } catch (Throwable t) {
                LOG.warn("Error closing session", t);
            }
            sessionState = null;
        }
        if (sessionHive != null) {
            try {
                Hive.closeCurrent();
            } catch (Throwable t) {
                LOG.warn("Error closing sessionHive", t);
            }
            sessionHive = null;
        }
        release(true, false);
    }
}