rocketmq-store 0.6.0

Storage layer for Apache RocketMQ in Rust.
Documentation
/*
 * 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.
 */

use memmap2::MmapMut;

pub mod allocate_mapped_file_service;
pub mod append_message_callback;
pub mod commit_log_dispatcher;
pub mod compaction_append_msg_callback;
pub mod dispatch_request;
pub mod flush_manager;
pub mod get_message_result;
pub mod message_arriving_listener;
pub mod message_result;
pub mod message_status_enum;
pub mod message_store;
pub mod put_message_context;
pub mod query_message_result;
pub mod select_result;
pub mod store_checkpoint;
pub mod store_enum;
pub mod store_stats_service;
pub mod swappable;
pub mod topic_queue_lock;
pub mod transient_store_pool;

pub struct ByteBuffer<'a> {
    data: &'a mut MmapMut,
    position: i64,
}

impl<'a> ByteBuffer<'a> {
    pub fn new(data: &'a mut MmapMut, position: i64) -> ByteBuffer<'a> {
        ByteBuffer { data, position }
    }

    pub fn get_position(&self) -> i64 {
        self.position
    }

    pub fn set_position(&mut self, position: i64) {
        self.position = position;
    }

    pub fn get_data_mut(&mut self) -> &mut [u8] {
        self.data
    }
}