92 lines
2.5 KiB
C#
Executable File
92 lines
2.5 KiB
C#
Executable File
//
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// RelationshipValue.cs
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//
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// Author:
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// Michael Becker <alcexhim@gmail.com>
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//
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// Copyright (c) 2020 Mike Becker's Software
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System;
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using System.Collections.Generic;
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namespace Mocha.Storage.Local.Internal
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{
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internal class RelationshipValue
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{
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public readonly List<Guid> TargetInstanceIDs;
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public static readonly RelationshipValue Empty = new RelationshipValue(new Guid[0]);
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public override bool Equals(object obj)
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{
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if (obj is RelationshipValue)
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{
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RelationshipValue other = (RelationshipValue)obj;
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for (int i = 0; i < TargetInstanceIDs.Count; i++)
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{
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if (!other.TargetInstanceIDs.Contains(TargetInstanceIDs[i]))
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return false;
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}
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return true;
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}
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return false;
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}
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public override int GetHashCode()
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{
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int hashcode = 0x51ed270b;
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hashcode += base.GetHashCode();
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for (int i = 0; i < TargetInstanceIDs.Count; i++)
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{
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hashcode += TargetInstanceIDs[i].GetHashCode();
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}
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return hashcode;
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}
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public static bool operator ==(RelationshipValue left, RelationshipValue right)
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{
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if (left is null && right is null)
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return true;
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if (left is null && !(right is null))
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return false;
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if (!(left is null) && (right is null))
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return false;
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return left.Equals(right);
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}
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public static bool operator !=(RelationshipValue left, RelationshipValue right)
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{
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if (left is null && right is null)
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return false;
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if (left is null && !(right is null))
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return true;
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if (!(left is null) && (right is null))
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return true;
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return !left.Equals(right);
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}
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public RelationshipValue() : this(new Guid[0])
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{
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}
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public RelationshipValue(Guid targetInstanceID) : this(new Guid[] { targetInstanceID })
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{
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}
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public RelationshipValue(Guid[] targetInstanceIDs)
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{
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TargetInstanceIDs = new List<Guid>(targetInstanceIDs);
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}
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}
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}
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