forked from jasder/antlr
85 lines
2.4 KiB
C#
85 lines
2.4 KiB
C#
/*
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* [The "BSD license"]
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* Copyright (c) 2013 Terence Parr
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* Copyright (c) 2013 Sam Harwell
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using Sharpen;
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namespace Antlr4.Runtime.Misc
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{
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/// <author>Sam Harwell</author>
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public class Tuple<T1, T2>
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{
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private readonly T1 item1;
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private readonly T2 item2;
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public Tuple(T1 item1, T2 item2)
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{
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this.item1 = item1;
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this.item2 = item2;
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}
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public T1 GetItem1()
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{
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return item1;
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}
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public T2 GetItem2()
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{
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return item2;
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}
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public override bool Equals(object obj)
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{
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if (obj == this)
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{
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return true;
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}
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else
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{
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if (!(obj is Tuple<object, object>))
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{
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return false;
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}
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}
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Tuple<object, object> other = (Tuple<object, object>)obj;
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return Tuple.Equals(this.item1, other.item1) && Tuple.Equals(this.item2, other.item2
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);
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}
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public override int GetHashCode()
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{
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int hash = 5;
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hash = 79 * hash + (this.item1 != null ? this.item1.GetHashCode() : 0);
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hash = 79 * hash + (this.item2 != null ? this.item2.GetHashCode() : 0);
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return hash;
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}
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}
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}
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