Examples of io.airlift.units.Duration

io.airlift.units.Duration

    {
        ConfigAssertions.assertRecordedDefaults(ConfigAssertions.recordDefaults(CassandraClientConfig.class)
                .setLimitForPartitionKeySelect(200)
                .setFetchSizeForPartitionKeySelect(20_000)
                .setMaxSchemaRefreshThreads(10)
                .setSchemaCacheTtl(new Duration(1, TimeUnit.HOURS))
                .setSchemaRefreshInterval(new Duration(2, TimeUnit.MINUTES))
                .setFetchSize(5_000)
                .setConsistencyLevel(ConsistencyLevel.ONE)
                .setContactPoints("")
                .setNativeProtocolPort(9042)
                .setPartitionSizeForBatchSelect(100)
                .setSplitSize(1_024)
                .setPartitioner("Murmur3Partitioner")
                .setThriftPort(9160)
                .setTransportFactoryOptions("")
                .setThriftConnectionFactoryClassName("org.apache.cassandra.thrift.TFramedTransportFactory")
                .setAllowDropTable(false)
                .setUsername(null)
                .setPassword(null)
                .setClientReadTimeout(new Duration(SocketOptions.DEFAULT_READ_TIMEOUT_MILLIS, MILLISECONDS))
                .setClientConnectTimeout(new Duration(SocketOptions.DEFAULT_CONNECT_TIMEOUT_MILLIS, MILLISECONDS))
                .setClientSoLinger(null)
                .setRetryPolicy(RetryPolicyType.DEFAULT));
    }

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        CassandraClientConfig expected = new CassandraClientConfig()
                .setLimitForPartitionKeySelect(100)
                .setFetchSizeForPartitionKeySelect(500)
                .setMaxSchemaRefreshThreads(2)
                .setSchemaCacheTtl(new Duration(2, TimeUnit.HOURS))
                .setSchemaRefreshInterval(new Duration(30, TimeUnit.MINUTES))
                .setContactPoints("host1", "host2")
                .setNativeProtocolPort(9999)
                .setFetchSize(10_000)
                .setConsistencyLevel(ConsistencyLevel.TWO)
                .setPartitionSizeForBatchSelect(77)
                .setSplitSize(1_025)
                .setThriftPort(9161)
                .setPartitioner("RandomPartitioner")
                .setTransportFactoryOptions("a=b")
                .setThriftConnectionFactoryClassName("org.apache.cassandra.thrift.TFramedTransportFactory1")
                .setAllowDropTable(true)
                .setUsername("my_username")
                .setPassword("my_password")
                .setClientReadTimeout(new Duration(11, MILLISECONDS))
                .setClientConnectTimeout(new Duration(22, MILLISECONDS))
                .setClientSoLinger(33)
                .setRetryPolicy(RetryPolicyType.BACKOFF);


        ConfigAssertions.assertFullMapping(properties, expected);
    }

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        ListeningExecutorService executor = listeningDecorator(newCachedThreadPool(daemonThreadsNamed("test-%s")));
        schemaProvider = new CachingCassandraSchemaProvider(
                CONNECTOR_ID,
                mockSession,
                executor,
                new Duration(5, TimeUnit.MINUTES),
                new Duration(1, TimeUnit.MINUTES));
    }

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            throws Exception
    {
        return new DBI(new H2EmbeddedDataSource(new H2EmbeddedDataSourceConfig()
                .setFilename(new File(config.getDataDirectory(), "db/StorageManager").getAbsolutePath())
                .setMaxConnections(500)
                .setMaxConnectionWait(new Duration(1, SECONDS))));
    }

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        ConnectorSession session = new ConnectorSession(user, source, catalog, schema, getTimeZoneKey(timeZoneId), locale, remoteUserAddress, userAgent);


        ExchangeClient exchangeClient = exchangeClientSupplier.get();
        Query query = new Query(session, statement, queryManager, exchangeClient);
        queries.put(query.getQueryId(), query);
        return Response.ok(query.getNextResults(uriInfo, new Duration(1, TimeUnit.MILLISECONDS))).build();
    }

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        Query query = queries.get(queryId);
        if (query == null) {
            return Response.status(Status.NOT_FOUND).build();
        }


        Duration wait = WAIT_ORDERING.min(MAX_WAIT_TIME, maxWait);
        return Response.ok(query.getResults(token, uriInfo, wait)).build();
    }

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                }
                bytes += page.getDataSize().toBytes();
                pages.add(new RowIterable(session, page));


                // only wait on first call
                maxWait = new Duration(0, TimeUnit.MILLISECONDS);
            }


            if (bytes == 0) {
                return null;
            }

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        if (!needsUpdate.get() || taskInfo.get().getState().isDone()) {
            return;
        }


        // if we have an old request outstanding, cancel it
        if (currentRequest != null && Duration.nanosSince(currentRequestStartNanos).compareTo(new Duration(2, TimeUnit.SECONDS)) >= 0) {
            needsUpdate.set(true);
            currentRequest.cancel(true);
            currentRequest = null;
            currentRequestStartNanos = 0;
        }

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                            // client has been shutdown
                            return;
                        }


                        // reschedule
                        if (Duration.nanosSince(start).compareTo(new Duration(2, TimeUnit.MINUTES)) < 0) {
                            Futures.addCallback(httpClient.executeAsync(request, createStatusResponseHandler()), this, executor);
                        }
                        else {
                            log.error(t, "Unable to cancel task at %s", request.getUri());
                        }

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            errorsSinceLastSuccess.add(reason);
        }


        // fail the task, if we have more than X failures in a row and more than Y seconds have passed since the last request
        long errorCount = this.errorCount.incrementAndGet();
        Duration timeSinceLastSuccess = Duration.nanosSince(lastSuccessfulRequest.get());
        if (errorCount > maxConsecutiveErrorCount && timeSinceLastSuccess.compareTo(minErrorDuration) > 0) {
            // it is weird to mark the task failed locally and then cancel the remote task, but there is no way to tell a remote task that it is failed
            PrestoException exception = new PrestoException(TOO_MANY_REQUESTS_FAILED.toErrorCode(), format("Too many requests to %s failed: %s failures: Time since last success %s",
                    taskInfo.getSelf(),
                    errorCount,
                    timeSinceLastSuccess));

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