THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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public class AdminClient { /** * A client is instantiated by providing a set of key-value pairs as configuration. Most * of the settings will be related to NetworkClient * * @param properties settings related to Network client and at least one broker from KafkaCluster to connect to */ public AdminClient(Properties properties) /** * CreateInitiates topics withcreation. a built (via dedicated builder) object* whichThis encapsulatesis an asynchronous call, it *returns allimmediately neededonce parametersthe forserver topichas creationaccepted request and stored respective data in zookeeper. * * @returnsTo simulate a mappingsimple betweenblocking topiccall nameFuture.get andcan error code returned from the server * be called. This will ensure that metadata about newly created topics was propagated * @throwsto ApiExceptionall brokers. in case of global error, which* means topic creation was not* even@param started createTopicRequestBody holder (built by means */ of respective Builder) of publicall Map<String,required Errors>arguments createTopics(CreateTopicRequestBody createTopicRequestBody) throws ApiException; to create topics /** @returns java.util.concurrent.Future which holds *topics Altercreation topicsresult with- a built (via dedicated builder) object which encapsulatesmap topic-name - error code. * all needed parameters for topic alteration* @throws ApiException in case * of global error, which means topic *creation @returnswas anot mappingeven betweenstarted topic name and error code*/ returned from the serverpublic Future<Map<String, Errors>> createTopics(CreateTopicRequestBody createTopicRequestBody) *throws ApiException; * @throws ApiException in/** case of global error, which* meansInitiates topictopics alteration. was not even started */ * This is an asynchronous call, it returns immediately once the server has accepted request and stored/changed respective data in zookeeper. public Map<String, Errors> alterTopics(AlterTopicRequestBody alterTopicRequestBody) throws ApiException; * To simulate a simple blocking call Future.get can be called. This will ensure that updated metadata about altered topics was propagated * to all brokers. * * @param alterTopicRequestBody holder (built by means of respective Builder) of all required arguments to alter topics * @returns java.util.concurrent.Future which holds topics alteration result - a map topic-name - error code. *
* @throws ApiException in case of global error, which means topic creation was not even started
*/ public Future<Map<String, Errors>> alterTopics(AlterTopicRequestBody alterTopicRequestBody) throws ApiException; /**
* Initiates topic alteration. * This is an asynchronous call, it returns immediately once server has accepted request and marked requested topics for deletion in zookeeper. * To simulate a simple blocking call Future.get can be called. This will ensure that metadata with updated topic list was propagated to * all brokers. /** * Delete Kafka topics by name * * @returns a mapping between topic name and error code returned from the server @param topics topic names to be deleted * @returns java.util.concurrent.Future which holds topics * * @throws ApiException in case of global error, which means topic deletion was not even started */ public Map <StringFuture<Map<String, Errors>Errors>> deleteTopics(List<String> topics) throws ApiException; /** * List all existing topics in Kafka cluster * * @returns list of topic names * * @throws ApiException */ public List<String> listTopics() throws ApiException; /** * Check whether topic with the given name exists * * @throws ApiException */ public boolean topicExists(String topicName) throws ApiException; /** * Request replication information about Kafka topics * * @returns a mapping between topic name and topic description * @throws ApiException in case of global error, which means topic description cannot be fetched for all topics */ public Map<String, DescribeTopicOutput> describeTopics(List<String> topicNames) throws ApiException; /** * Initiate long-running reassign partitions procedure * * @param partitionsReassignment manual partitions assignment string (according to ReassignPartitionsCommand) * @return future of the reassignment result which is completed once server-side partitions reassignment has succeeded or * an error occurred so that partitions reassignment cannot be started * @throws ApiException in case partition reassignment wasn't initiated on server */ public Future<ReassignPartitionsResponse> reassignPartitions(String partitionsReassignment) throws ApiException; /** * Check the interim status of the partitions reassignment * * @param partitionsReassignment manual partitions assignment string (according to ReassignPartitionsCommand) * @return partition to reassignment result code (completed, in-progress, failed) * @throws ApiException in case reassignment verification wasn't initiated on server */ public Map<TopicPartition, Short> verifyReassignPartitions(String partitionsReassignment) throws ApiException; /** * Initiate long-running preferred replica leader election procedure * * @param partitions serialized partitions for which preferred replica leader election will be started * (according to PreferredReplicaLeaderElectionCommand) * @return future of the election result which is completed once server-side preferred replica is elected for provided partitions or * an error has occurred * @throws ApiException in case preferred replica procedure wasn't initiated on server */ public Future<PreferredReplicaLeaderElectionResponse> preferredReplicaLeaderElection(String partitions) throws ApiException; /** * Check the interim status of the preferred replica leader election * * @param partitions for which preferred replica leader election was started (according to PreferredReplicaLeaderElectionCommand) * @return partition to reassignment result code (completed, in-progress, failed) * @throws ApiException in case procedure verification wasn't started on server */ public VerifyPreferredReplicaLeaderElectionResponse verifyPreferredReplicaLeaderElection(String partitions) throws ApiException; } |
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