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ElectionId.cs
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ElectionId.cs
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/* Copyright 2013-present MongoDB 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.
*/
using System;
using MongoDB.Bson;
namespace MongoDB.Driver.Core.Clusters
{
/// <summary>
/// An election id from the server.
/// </summary>
public sealed class ElectionId : IEquatable<ElectionId>, IComparable<ElectionId>
{
private readonly ObjectId _id;
/// <summary>
/// Initializes a new instance of the <see cref="ElectionId"/> class.
/// </summary>
/// <param name="id">The identifier.</param>
public ElectionId(ObjectId id)
{
_id = id;
}
/// <summary>
/// Compares the current object with another object of the same type.
/// </summary>
/// <param name="other">An object to compare with this object.</param>
/// <returns>
/// A value that indicates the relative order of the objects being compared. The return value has the following meanings: Value Meaning Less than zero This object is less than the <paramref name="other" /> parameter.Zero This object is equal to <paramref name="other" />. Greater than zero This object is greater than <paramref name="other" />.
/// </returns>
public int CompareTo(ElectionId other)
{
if (other == null)
{
return 1;
}
return _id.CompareTo(other._id);
}
/// <summary>
/// Determines whether the specified <see cref="System.Object" />, is equal to this instance.
/// </summary>
/// <param name="obj">The <see cref="System.Object" /> to compare with this instance.</param>
/// <returns>
/// <c>true</c> if the specified <see cref="System.Object" /> is equal to this instance; otherwise, <c>false</c>.
/// </returns>
public override bool Equals(object obj)
{
return Equals(obj as ElectionId);
}
/// <summary>
/// Indicates whether the current object is equal to another object of the same type.
/// </summary>
/// <param name="other">An object to compare with this object.</param>
/// <returns>
/// true if the current object is equal to the <paramref name="other" /> parameter; otherwise, false.
/// </returns>
public bool Equals(ElectionId other)
{
return CompareTo(other) == 0;
}
/// <summary>
/// Returns a hash code for this instance.
/// </summary>
/// <returns>
/// A hash code for this instance, suitable for use in hashing algorithms and data structures like a hash table.
/// </returns>
public override int GetHashCode()
{
return _id.GetHashCode();
}
/// <summary>
/// Returns a <see cref="System.String" /> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String" /> that represents this instance.
/// </returns>
public override string ToString()
{
return _id.ToString();
}
}
}