Java Code Examples for com.couchbase.client.core.ReplicaNotConfiguredException

The following examples show how to use com.couchbase.client.core.ReplicaNotConfiguredException. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: couchbase-jvm-core   Source File: ObserveTest.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Test the fail fast mechanism when one asks for more replicas than are configured on the bucket, so it will
 * never be possible to successfully observe the state requested.
 *
 * This test can only be run if less than 3 replicas are defined on the bucket.
 */
@Test
public void shouldFailReplicaIfLessReplicaConfigureOnBucket() {
    Assume.assumeTrue(numberOfReplicas < 3);

    try {
        Observe.call(
            cluster(),
            bucket(),
            "someDoc",
            1234,
            false,
            Observe.PersistTo.NONE,
            Observe.ReplicateTo.THREE,
            BestEffortRetryStrategy.INSTANCE
        ).timeout(5, TimeUnit.SECONDS).toBlocking().single();
        fail("Expected a ReplicaNotConfiguredException");
    } catch (ReplicaNotConfiguredException ex) {
        assertEquals(1234, ex.mutationCas());
    }
}
 
Example 2
Source Project: couchbase-jvm-core   Source File: ObserveTest.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Test the fail fast mechanism when one asks for more replicas than are configured on the bucket, so it will
 * never be possible to successfully observe the state requested.
 *
 * This test can only be run if less than 3 replicas are defined on the bucket.
 */
@Test
public void shouldFailPersistIfLessReplicaConfigureOnBucket() {
    Assume.assumeTrue(numberOfReplicas < 3);

    try {
        Observe.call(
            cluster(),
            bucket(),
            "someDoc",
            1234,
            false,
            Observe.PersistTo.FOUR,
            Observe.ReplicateTo.NONE,
            BestEffortRetryStrategy.INSTANCE
        ).timeout(5, TimeUnit.SECONDS).toBlocking().single();
        fail("Expected a ReplicaNotConfiguredException");
    } catch (ReplicaNotConfiguredException ex) {
        assertEquals(1234, ex.mutationCas());
    }
}
 
Example 3
Source Project: couchbase-jvm-core   Source File: ObserveTest.java    License: Apache License 2.0 6 votes vote down vote up
@Test(expected = ReplicaNotConfiguredException.class)
public void shouldFailFastWhenReplicateToGreaterThanBucketReplicas() {
    ClusterFacade cluster = mock(ClusterFacade.class);

    // Setup a mocked config which returns no replica configured
    CouchbaseBucketConfig bucketConfig = mock(CouchbaseBucketConfig.class);
    when(bucketConfig.numberOfReplicas()).thenReturn(0);
    ClusterConfig clusterConfig = mock(ClusterConfig.class);
    when(clusterConfig.bucketConfig("bucket")).thenReturn(bucketConfig);
    GetClusterConfigResponse clusterConfigResponse = new GetClusterConfigResponse(
        clusterConfig, ResponseStatus.SUCCESS
    );
    when(cluster.send(any(GetClusterConfigRequest.class))).thenReturn(
            Observable.just((CouchbaseResponse) clusterConfigResponse)
    );

    Observable<Boolean> result = Observe.call(
            cluster, "bucket", "id", 1234, false, Observe.PersistTo.NONE, Observe.ReplicateTo.ONE,
            BestEffortRetryStrategy.INSTANCE
    );
    result.toBlocking().single();
}
 
Example 4
Source Project: couchbase-jvm-core   Source File: ObserveTest.java    License: Apache License 2.0 6 votes vote down vote up
@Test(expected = ReplicaNotConfiguredException.class)
public void shouldFailFastWhenPersistToGreaterThanBucketReplicas() {
    ClusterFacade cluster = mock(ClusterFacade.class);

    // Setup a mocked config which returns no replica configured
    CouchbaseBucketConfig bucketConfig = mock(CouchbaseBucketConfig.class);
    when(bucketConfig.numberOfReplicas()).thenReturn(2);
    ClusterConfig clusterConfig = mock(ClusterConfig.class);
    when(clusterConfig.bucketConfig("bucket")).thenReturn(bucketConfig);
    GetClusterConfigResponse clusterConfigResponse = new GetClusterConfigResponse(
            clusterConfig, ResponseStatus.SUCCESS
    );
    when(cluster.send(any(GetClusterConfigRequest.class))).thenReturn(
            Observable.just((CouchbaseResponse) clusterConfigResponse)
    );

    Observable<Boolean> result = Observe.call(
            cluster, "bucket", "id", 1234, false, Observe.PersistTo.FOUR, Observe.ReplicateTo.NONE,
            BestEffortRetryStrategy.INSTANCE
    );
    result.toBlocking().single();
}
 
Example 5
Source Project: couchbase-jvm-core   Source File: KeyValueLocator.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Fail observables because the partitions do not match up.
 *
 * If the replica is not even available in the configuration (identified by a -2 node index),
 * it is clear that this replica is not configured. If a -1 is returned it is configured, but
 * currently not available (not enough nodes in the cluster, for example if a node is seen down,
 * after a failover, or during rebalance. Replica partitions in general take longer to heal than
 * active partitions, since they are sacrificed for application availability.
 *
 * @param nodeId the current node id of the partition
 * @param request the request to error
 * @param name the name of the bucket
 */
private static void errorObservables(int nodeId, BinaryRequest request, String name, CoreEnvironment env,
    RingBuffer<ResponseEvent> responseBuffer) {
    if (nodeId == DefaultCouchbaseBucketConfig.PARTITION_NOT_EXISTENT) {
        if (request instanceof ReplicaGetRequest) {
            request.observable().onError(new ReplicaNotConfiguredException("Replica number "
                    + ((ReplicaGetRequest) request).replica() + " not configured for bucket " + name, null));
            return;
        } else if (request instanceof ObserveRequest) {
            request.observable().onError(new ReplicaNotConfiguredException("Replica number "
                    + ((ObserveRequest) request).replica() + " not configured for bucket " + name, ((ObserveRequest) request).cas()));
            return;
        } else if (request instanceof ObserveSeqnoRequest) {
            request.observable().onError(new ReplicaNotConfiguredException("Replica number "
                    + ((ObserveSeqnoRequest) request).replica() + " not configured for bucket " + name, ((ObserveSeqnoRequest) request).cas()));
            return;
        }

        RetryHelper.retryOrCancel(env, request, responseBuffer);
        return;
    }

    if (nodeId == -1) {
        if (request instanceof ObserveRequest) {
            request.observable().onError(new ReplicaNotAvailableException("Replica number "
                    + ((ObserveRequest) request).replica() + " not available for bucket " + name,
                ((ObserveRequest) request).cas()));
            return;
        } else if (request instanceof ReplicaGetRequest) {
            request.observable().onError(new ReplicaNotAvailableException("Replica number "
                    + ((ReplicaGetRequest) request).replica() + " not available for bucket " + name, null));
            return;
        } else if (request instanceof ObserveSeqnoRequest) {
            request.observable().onError(new ReplicaNotAvailableException("Replica number "
                    + ((ObserveSeqnoRequest) request).replica() + " not available for bucket " + name, ((ObserveSeqnoRequest) request).cas()));
            return;
        }

        RetryHelper.retryOrCancel(env, request, responseBuffer);
        return;
    }

    throw new IllegalStateException("Unknown NodeId: " + nodeId + ", request: " + request);
}