Examples with Topic org.apache.pulsar.broker.service.Topic used on opensource projects

Example 1 with Topic

use of org.apache.pulsar.broker.service.Topic in project incubator-pulsar by apache.

the class NonPersistentTopics method getStats.

@GET
@Path("{property}/{cluster}/{namespace}/{topic}/stats")
@ApiOperation(hidden = true, value = "Get the stats for the topic.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic does not exist") })
public NonPersistentTopicStats getStats(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("topic") @Encoded String encodedTopic, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    validateTopicName(property, cluster, namespace, encodedTopic);
    validateAdminOperationOnTopic(authoritative);
    Topic topic = getTopicReference(topicName);
    return ((NonPersistentTopic) topic).getStats();
}

Example 2 with Topic

use of org.apache.pulsar.broker.service.Topic in project incubator-pulsar by apache.

the class NonPersistentTopics method getInternalStats.

@GET
@Path("{property}/{cluster}/{namespace}/{topic}/internalStats")
@ApiOperation(hidden = true, value = "Get the internal stats for the topic.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic does not exist") })
public PersistentTopicInternalStats getInternalStats(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("topic") @Encoded String encodedTopic, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    validateTopicName(property, cluster, namespace, encodedTopic);
    validateAdminOperationOnTopic(authoritative);
    Topic topic = getTopicReference(topicName);
    return topic.getInternalStats();
}

Example 3 with Topic

use of org.apache.pulsar.broker.service.Topic in project incubator-pulsar by apache.

the class NamespacesBase method unsubscribe.

private void unsubscribe(NamespaceName nsName, String bundleRange, String subscription) {
    try {
        List<Topic> topicList = pulsar().getBrokerService().getAllTopicsFromNamespaceBundle(nsName.toString(), nsName.toString() + "/" + bundleRange);
        List<CompletableFuture<Void>> futures = Lists.newArrayList();
        if (subscription.startsWith(pulsar().getConfiguration().getReplicatorPrefix())) {
            throw new RestException(Status.PRECONDITION_FAILED, "Cannot unsubscribe a replication cursor");
        } else {
            for (Topic topic : topicList) {
                Subscription sub = topic.getSubscription(subscription);
                if (sub != null) {
                    futures.add(sub.delete());
                }
            }
        }
        FutureUtil.waitForAll(futures).get();
    } catch (RestException re) {
        throw re;
    } catch (Exception e) {
        log.error("[{}] Failed to unsubscribe {} for namespace {}/{}", clientAppId(), subscription, nsName.toString(), bundleRange, e);
        if (e.getCause() instanceof SubscriptionBusyException) {
            throw new RestException(Status.PRECONDITION_FAILED, "Subscription has active connected consumers");
        }
        throw new RestException(e.getCause());
    }
}

Example 4 with Topic

use of org.apache.pulsar.broker.service.Topic in project incubator-pulsar by apache.

the class PersistentTopicsBase method internalDeleteSubscription.

protected void internalDeleteSubscription(String subName, boolean authoritative) {
    if (topicName.isGlobal()) {
        validateGlobalNamespaceOwnership(namespaceName);
    }
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(topicName, authoritative);
    if (partitionMetadata.partitions > 0) {
        try {
            for (int i = 0; i < partitionMetadata.partitions; i++) {
                pulsar().getAdminClient().persistentTopics().deleteSubscription(topicName.getPartition(i).toString(), subName);
            }
        } catch (Exception e) {
            if (e instanceof NotFoundException) {
                throw new RestException(Status.NOT_FOUND, "Subscription not found");
            } else if (e instanceof PreconditionFailedException) {
                throw new RestException(Status.PRECONDITION_FAILED, "Subscription has active connected consumers");
            } else {
                log.error("[{}] Failed to delete subscription {} {}", clientAppId(), topicName, subName, e);
                throw new RestException(e);
            }
        }
    } else {
        validateAdminOperationOnTopic(authoritative);
        Topic topic = getTopicReference(topicName);
        try {
            Subscription sub = topic.getSubscription(subName);
            checkNotNull(sub);
            sub.delete().get();
            log.info("[{}][{}] Deleted subscription {}", clientAppId(), topicName, subName);
        } catch (Exception e) {
            Throwable t = e.getCause();
            if (e instanceof NullPointerException) {
                throw new RestException(Status.NOT_FOUND, "Subscription not found");
            } else if (t instanceof SubscriptionBusyException) {
                throw new RestException(Status.PRECONDITION_FAILED, "Subscription has active connected consumers");
            } else {
                log.error("[{}] Failed to delete subscription {} {}", clientAppId(), topicName, subName, e);
                throw new RestException(t);
            }
        }
    }
}

Example 5 with Topic

use of org.apache.pulsar.broker.service.Topic in project incubator-pulsar by apache.

the class PersistentTopicsBase method internalTerminate.

protected MessageId internalTerminate(boolean authoritative) {
    if (topicName.isGlobal()) {
        validateGlobalNamespaceOwnership(namespaceName);
    }
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(topicName, authoritative);
    if (partitionMetadata.partitions > 0) {
        throw new RestException(Status.METHOD_NOT_ALLOWED, "Termination of a partitioned topic is not allowed");
    }
    validateAdminOperationOnTopic(authoritative);
    Topic topic = getTopicReference(topicName);
    try {
        return ((PersistentTopic) topic).terminate().get();
    } catch (Exception exception) {
        log.error("[{}] Failed to terminated topic {}", clientAppId(), topicName, exception);
        throw new RestException(exception);
    }
}