/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ #pragma once #include #include #include #include "consumer_configuration.h" #ifdef __cplusplus extern "C" { #endif typedef struct _pulsar_reader_configuration pulsar_reader_configuration_t; typedef void (*pulsar_reader_listener)(pulsar_reader_t *reader, pulsar_message_t *msg, void *ctx); PULSAR_PUBLIC pulsar_reader_configuration_t *pulsar_reader_configuration_create(); PULSAR_PUBLIC void pulsar_reader_configuration_free(pulsar_reader_configuration_t *configuration); /** * A message listener enables your application to configure how to process * messages. A listener will be called in order for every message received. */ PULSAR_PUBLIC void pulsar_reader_configuration_set_reader_listener( pulsar_reader_configuration_t *configuration, pulsar_reader_listener listener, void *ctx); PULSAR_PUBLIC int pulsar_reader_configuration_has_reader_listener( pulsar_reader_configuration_t *configuration); /** * Sets the size of the reader receive queue. * * The consumer receive queue controls how many messages can be accumulated by the Consumer before the * application calls receive(). Using a higher value could potentially increase the consumer throughput * at the expense of bigger memory utilization. * * Setting the consumer queue size as zero decreases the throughput of the consumer, by disabling * pre-fetching of * messages. This approach improves the message distribution on shared subscription, by pushing messages * only to * the consumers that are ready to process them. Neither receive with timeout nor Partitioned Topics can * be * used if the consumer queue size is zero. The receive() function call should not be interrupted when * the consumer queue size is zero. * * Default value is 1000 messages and should be good for most use cases. * * @param size * the new receiver queue size value */ PULSAR_PUBLIC void pulsar_reader_configuration_set_receiver_queue_size( pulsar_reader_configuration_t *configuration, int size); PULSAR_PUBLIC int pulsar_reader_configuration_get_receiver_queue_size( pulsar_reader_configuration_t *configuration); PULSAR_PUBLIC void pulsar_reader_configuration_set_reader_name(pulsar_reader_configuration_t *configuration, const char *readerName); PULSAR_PUBLIC const char *pulsar_reader_configuration_get_reader_name( pulsar_reader_configuration_t *configuration); PULSAR_PUBLIC void pulsar_reader_configuration_set_subscription_role_prefix( pulsar_reader_configuration_t *configuration, const char *subscriptionRolePrefix); PULSAR_PUBLIC const char *pulsar_reader_configuration_get_subscription_role_prefix( pulsar_reader_configuration_t *configuration); PULSAR_PUBLIC void pulsar_reader_configuration_set_read_compacted( pulsar_reader_configuration_t *configuration, int readCompacted); PULSAR_PUBLIC int pulsar_reader_configuration_is_read_compacted(pulsar_reader_configuration_t *configuration); PULSAR_PUBLIC void pulsar_reader_configuration_set_default_crypto_key_reader( pulsar_reader_configuration_t *configuration, const char *public_key_path, const char *private_key_path); PULSAR_PUBLIC pulsar_consumer_crypto_failure_action pulsar_reader_configuration_get_crypto_failure_action(pulsar_reader_configuration_t *configuration); PULSAR_PUBLIC void pulsar_reader_configuration_set_crypto_failure_action( pulsar_reader_configuration_t *configuration, pulsar_consumer_crypto_failure_action crypto_failure_action); #ifdef __cplusplus } #endif