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// Copyright 2015-2017 Aerospike, Inc.
//
// Portions may be licensed to Aerospike, Inc. under one or more contributor
// license agreements.
//
// 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.
//

/// `ConsistencyLevel` indicates how replicas should be consulted in a read
/// operation to provide the desired consistency guarantee.
#[derive(Debug,PartialEq,Clone)]
pub enum ConsistencyLevel {
    /// ConsistencyOne indicates only a single replica should be consulted in
    /// the read operation.
    ConsistencyOne = 0,

    /// ConsistencyAll indicates that all replicas should be consulted in
    /// the read operation.
    ConsistencyAll = 1,
}

impl Default for ConsistencyLevel {
    fn default() -> ConsistencyLevel {
        ConsistencyLevel::ConsistencyOne
    }
}