aerospike-core 2.1.0

Aerospike Client for Rust
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// Copyright 2015-2018 Aerospike, Inc.
//
// Licensed 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.

pub mod admin_command;
pub mod batch_attr;
pub mod batch_operate_command;
pub mod buffer;
pub mod delete_command;
pub mod execute_udf_command;
pub mod exists_command;
pub mod info_command;
pub mod operate_command;
pub mod particle_type;
pub mod query_command;
pub mod read_command;
pub mod scan_command;
pub mod server_command;
pub mod single_command;
pub mod stream_command;
pub mod touch_command;
pub mod write_command;

mod field_type;

use std::sync::Arc;

pub use self::batch_attr::BatchAttr;
pub use self::batch_operate_command::BatchOperateCommand;
pub use self::delete_command::DeleteCommand;
pub use self::execute_udf_command::ExecuteUDFCommand;
pub use self::exists_command::ExistsCommand;
pub use self::info_command::Message;
pub use self::operate_command::OperateCommand;
pub use self::particle_type::ParticleType;
pub use self::query_command::QueryCommand;
pub use self::read_command::ReadCommand;
pub use self::scan_command::ScanCommand;
pub use self::server_command::ServerCommand;
pub use self::single_command::SingleCommand;
pub use self::stream_command::StreamCommand;
pub use self::touch_command::TouchCommand;
pub use self::write_command::WriteCommand;

use crate::cluster::Node;
use crate::errors::{Error, Result};
use crate::net::Connection;

// Command interface describes all commands available
#[async_trait::async_trait]
pub trait Command {
    fn hint(&self) -> u8;
    async fn write_timeout(&mut self, conn: &mut Connection) -> Result<()>;
    async fn prepare_buffer(&mut self, conn: &mut Connection) -> Result<()>;
    async fn get_node(&mut self) -> Result<Arc<Node>>;
    async fn parse_result(&mut self, conn: &mut Connection) -> Result<()>;
    async fn write_buffer(&mut self, conn: &mut Connection) -> Result<()>;
    fn can_retry(&mut self) -> bool;
    fn can_recover_connection(&mut self) -> bool;
}

pub const fn keep_connection(err: &Error) -> bool {
    matches!(err, Error::ServerError(_, _, _) | Error::Timeout(_))
}

pub const fn is_network_error(err: &Error) -> bool {
    matches!(err, Error::Connection(_) | Error::Timeout(_))
}