Package com.datastax.driver.core.policies

Examples of com.datastax.driver.core.policies.RetryPolicy

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public class MetricsTest extends CCMBridge.PerClassSingleNodeCluster {
    private volatile RetryDecision retryDecision;

    @Override
    protected Cluster.Builder configure(Cluster.Builder builder) {
        return builder.withRetryPolicy(new RetryPolicy() {
            @Override
            public RetryDecision onReadTimeout(Statement statement, ConsistencyLevel cl, int requiredResponses, int receivedResponses, boolean dataRetrieved, int nbRetry) {
                return retryDecision;
            }
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    ErrorMessage err = (ErrorMessage)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = query.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : query.getRetryPolicy();
                    switch (err.error.code()) {
                        case READ_TIMEOUT:
                            assert err.error instanceof ReadTimeoutException;
                            if (manager.configuration().isMetricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.error;
                            ConsistencyLevel rcl = ConsistencyLevel.from(rte.consistency);
                            retry = retryPolicy.onReadTimeout(query, rcl, rte.blockFor, rte.received, rte.dataPresent, queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.error instanceof WriteTimeoutException;
                            if (manager.configuration().isMetricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.error;
                            ConsistencyLevel wcl = ConsistencyLevel.from(wte.consistency);
                            retry = retryPolicy.onWriteTimeout(query, wcl, WriteType.from(wte.writeType), wte.blockFor, wte.received, queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.error instanceof UnavailableException;
                            if (manager.configuration().isMetricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.error;
                            ConsistencyLevel ucl = ConsistencyLevel.from(ue.consistency);
                            retry = retryPolicy.onUnavailable(query, ucl, ue.required, ue.alive, queryRetries);
                            break;
                        case OVERLOADED:
                            // Try another node
                            logger.warn("Host {} is overloaded, trying next host.", connection.address);
                            if (manager.configuration().isMetricsEnabled())
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    ErrorMessage err = (ErrorMessage)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = query.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : query.getRetryPolicy();
                    switch (err.error.code()) {
                        case READ_TIMEOUT:
                            assert err.error instanceof ReadTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.error;
                            ConsistencyLevel rcl = ConsistencyLevel.from(rte.consistency);
                            retry = retryPolicy.onReadTimeout(query, rcl, rte.blockFor, rte.received, rte.dataPresent, queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.error instanceof WriteTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.error;
                            ConsistencyLevel wcl = ConsistencyLevel.from(wte.consistency);
                            retry = retryPolicy.onWriteTimeout(query, wcl, WriteType.from(wte.writeType), wte.blockFor, wte.received, queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.error instanceof UnavailableException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.error;
                            ConsistencyLevel ucl = ConsistencyLevel.from(ue.consistency);
                            retry = retryPolicy.onUnavailable(query, ucl, ue.required, ue.alive, queryRetries);
                            break;
                        case OVERLOADED:
                            // Try another node
                            logger.warn("Host {} is overloaded, trying next host.", connection.address);
                            logError(connection.address, "Host overloaded");
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    ErrorMessage err = (ErrorMessage)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = query.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : query.getRetryPolicy();
                    switch (err.error.code()) {
                        case READ_TIMEOUT:
                            assert err.error instanceof ReadTimeoutException;
                            if (manager.configuration().isMetricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.error;
                            ConsistencyLevel rcl = ConsistencyLevel.from(rte.consistency);
                            retry = retryPolicy.onReadTimeout(query, rcl, rte.blockFor, rte.received, rte.dataPresent, queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.error instanceof WriteTimeoutException;
                            if (manager.configuration().isMetricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.error;
                            ConsistencyLevel wcl = ConsistencyLevel.from(wte.consistency);
                            retry = retryPolicy.onWriteTimeout(query, wcl, WriteType.from(wte.writeType), wte.blockFor, wte.received, queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.error instanceof UnavailableException;
                            if (manager.configuration().isMetricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.error;
                            ConsistencyLevel ucl = ConsistencyLevel.from(ue.consistency);
                            retry = retryPolicy.onUnavailable(query, ucl, ue.required, ue.alive, queryRetries);
                            break;
                        case OVERLOADED:
                            // Try another node
                            logger.warn("Host {} is overloaded, trying next host.", connection.address);
                            if (manager.configuration().isMetricsEnabled())
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    Responses.Error err = (Responses.Error)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = statement.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : statement.getRetryPolicy();
                    switch (err.code) {
                        case READ_TIMEOUT:
                            assert err.infos instanceof ReadTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.infos;
                            retry = retryPolicy.onReadTimeout(statement,
                                                              rte.getConsistencyLevel(),
                                                              rte.getRequiredAcknowledgements(),
                                                              rte.getReceivedAcknowledgements(),
                                                              rte.wasDataRetrieved(),
                                                              queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.infos instanceof WriteTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.infos;
                            retry = retryPolicy.onWriteTimeout(statement,
                                                               wte.getConsistencyLevel(),
                                                               wte.getWriteType(),
                                                               wte.getRequiredAcknowledgements(),
                                                               wte.getReceivedAcknowledgements(),
                                                               queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.infos instanceof UnavailableException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.infos;
                            retry = retryPolicy.onUnavailable(statement,
                                                              ue.getConsistencyLevel(),
                                                              ue.getRequiredReplicas(),
                                                              ue.getAliveReplicas(),
                                                              queryRetries);
                            break;
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    ErrorMessage err = (ErrorMessage)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = query.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : query.getRetryPolicy();
                    switch (err.error.code()) {
                        case READ_TIMEOUT:
                            assert err.error instanceof ReadTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.error;
                            ConsistencyLevel rcl = ConsistencyLevel.from(rte.consistency);
                            retry = retryPolicy.onReadTimeout(query, rcl, rte.blockFor, rte.received, rte.dataPresent, queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.error instanceof WriteTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.error;
                            ConsistencyLevel wcl = ConsistencyLevel.from(wte.consistency);
                            retry = retryPolicy.onWriteTimeout(query, wcl, WriteType.from(wte.writeType), wte.blockFor, wte.received, queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.error instanceof UnavailableException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.error;
                            ConsistencyLevel ucl = ConsistencyLevel.from(ue.consistency);
                            retry = retryPolicy.onUnavailable(query, ucl, ue.required, ue.alive, queryRetries);
                            break;
                        case OVERLOADED:
                            // Try another node
                            logger.warn("Host {} is overloaded, trying next host.", connection.address);
                            logError(connection.address, "Host overloaded");
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    ErrorMessage err = (ErrorMessage)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = query.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : query.getRetryPolicy();
                    switch (err.error.code()) {
                        case READ_TIMEOUT:
                            assert err.error instanceof ReadTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.error;
                            ConsistencyLevel rcl = ConsistencyLevel.from(rte.consistency);
                            retry = retryPolicy.onReadTimeout(query, rcl, rte.blockFor, rte.received, rte.dataPresent, queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.error instanceof WriteTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.error;
                            ConsistencyLevel wcl = ConsistencyLevel.from(wte.consistency);
                            retry = retryPolicy.onWriteTimeout(query, wcl, WriteType.from(wte.writeType), wte.blockFor, wte.received, queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.error instanceof UnavailableException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.error;
                            ConsistencyLevel ucl = ConsistencyLevel.from(ue.consistency);
                            retry = retryPolicy.onUnavailable(query, ucl, ue.required, ue.alive, queryRetries);
                            break;
                        case OVERLOADED:
                            // Try another node
                            logger.warn("Host {} is overloaded, trying next host.", connection.address);
                            logError(connection.address, "Host overloaded");
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        if (policies != null) {
            LoadBalancingPolicy lbPolicy = policies.getLoadBalancingPolicy();
            policiesJson.putString("load_balancing", lbPolicy == null ? null : lbPolicy.getClass().getSimpleName());
            ReconnectionPolicy reconnectionPolicy = policies.getReconnectionPolicy();
            policiesJson.putString("reconnection", reconnectionPolicy == null ? null : reconnectionPolicy.getClass().getSimpleName());
            RetryPolicy retryPolicy = policies.getRetryPolicy();
            policiesJson.putString("retry", retryPolicy == null ? null : retryPolicy.getClass().getSimpleName());
        }

        PoolingOptions poolingOptions = configuration.getPoolingOptions();
        JsonObject pooling = new JsonObject();
        json.putObject("pooling", pooling);
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    ErrorMessage err = (ErrorMessage)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = query.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : query.getRetryPolicy();
                    switch (err.error.code()) {
                        case READ_TIMEOUT:
                            assert err.error instanceof ReadTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.error;
                            ConsistencyLevel rcl = ConsistencyLevel.from(rte.consistency);
                            retry = retryPolicy.onReadTimeout(query, rcl, rte.blockFor, rte.received, rte.dataPresent, queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.error instanceof WriteTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.error;
                            ConsistencyLevel wcl = ConsistencyLevel.from(wte.consistency);
                            retry = retryPolicy.onWriteTimeout(query, wcl, WriteType.from(wte.writeType), wte.blockFor, wte.received, queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.error instanceof UnavailableException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.error;
                            ConsistencyLevel ucl = ConsistencyLevel.from(ue.consistency);
                            retry = retryPolicy.onUnavailable(query, ucl, ue.required, ue.alive, queryRetries);
                            break;
                        case OVERLOADED:
                            // Try another node
                            logger.warn("Host {} is overloaded, trying next host.", connection.address);
                            logError(connection.address, "Host overloaded");
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                    setFinalResult(connection, response);
                    break;
                case ERROR:
                    Responses.Error err = (Responses.Error)response;
                    RetryPolicy.RetryDecision retry = null;
                    RetryPolicy retryPolicy = statement.getRetryPolicy() == null
                                            ? manager.configuration().getPolicies().getRetryPolicy()
                                            : statement.getRetryPolicy();
                    switch (err.code) {
                        case READ_TIMEOUT:
                            assert err.infos instanceof ReadTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getReadTimeouts().inc();

                            ReadTimeoutException rte = (ReadTimeoutException)err.infos;
                            retry = retryPolicy.onReadTimeout(statement,
                                                              rte.getConsistencyLevel(),
                                                              rte.getRequiredAcknowledgements(),
                                                              rte.getReceivedAcknowledgements(),
                                                              rte.wasDataRetrieved(),
                                                              queryRetries);
                            break;
                        case WRITE_TIMEOUT:
                            assert err.infos instanceof WriteTimeoutException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getWriteTimeouts().inc();

                            WriteTimeoutException wte = (WriteTimeoutException)err.infos;
                            retry = retryPolicy.onWriteTimeout(statement,
                                                               wte.getConsistencyLevel(),
                                                               wte.getWriteType(),
                                                               wte.getRequiredAcknowledgements(),
                                                               wte.getReceivedAcknowledgements(),
                                                               queryRetries);
                            break;
                        case UNAVAILABLE:
                            assert err.infos instanceof UnavailableException;
                            if (metricsEnabled())
                                metrics().getErrorMetrics().getUnavailables().inc();

                            UnavailableException ue = (UnavailableException)err.infos;
                            retry = retryPolicy.onUnavailable(statement,
                                                              ue.getConsistencyLevel(),
                                                              ue.getRequiredReplicas(),
                                                              ue.getAliveReplicas(),
                                                              queryRetries);
                            break;
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