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#region Copyright notice and license |
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// Protocol Buffers - Google's data interchange format |
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// Copyright 2008 Google Inc. All rights reserved. |
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// https://developers.google.com/protocol-buffers/ |
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// |
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// Redistribution and use in source and binary forms, with or without |
||||
// modification, are permitted provided that the following conditions are |
||||
// met: |
||||
// |
||||
// * Redistributions of source code must retain the above copyright |
||||
// notice, this list of conditions and the following disclaimer. |
||||
// * Redistributions in binary form must reproduce the above |
||||
// copyright notice, this list of conditions and the following disclaimer |
||||
// in the documentation and/or other materials provided with the |
||||
// distribution. |
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// * Neither the name of Google Inc. nor the names of its |
||||
// contributors may be used to endorse or promote products derived from |
||||
// this software without specific prior written permission. |
||||
// |
||||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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#endregion |
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|
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using System; |
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using Google.Protobuf.TestProtos; |
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using NUnit.Framework; |
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|
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namespace Google.Protobuf |
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{ |
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public class UnknownFieldSetTest |
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{ |
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[Test] |
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public void EmptyUnknownFieldSet() |
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{ |
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UnknownFieldSet unknownFields = new UnknownFieldSet(); |
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Assert.AreEqual(0, unknownFields.CalculateSize()); |
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} |
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|
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[Test] |
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public void MergeUnknownFieldSet() |
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{ |
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UnknownFieldSet unknownFields = new UnknownFieldSet(); |
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UnknownField field = new UnknownField(); |
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field.AddFixed32(123); |
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unknownFields.AddOrReplaceField(1, field); |
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UnknownFieldSet otherUnknownFields = new UnknownFieldSet(); |
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Assert.IsFalse(otherUnknownFields.HasField(1)); |
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UnknownFieldSet.MergeFrom(otherUnknownFields, unknownFields); |
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Assert.IsTrue(otherUnknownFields.HasField(1)); |
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} |
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|
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[Test] |
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public void TestMergeCodedInput() |
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{ |
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var message = SampleMessages.CreateFullTestAllTypes(); |
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var emptyMessage = new TestEmptyMessage(); |
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emptyMessage.MergeFrom(message.ToByteArray()); |
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Assert.AreEqual(message.CalculateSize(), emptyMessage.CalculateSize()); |
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Assert.AreEqual(message.ToByteArray(), emptyMessage.ToByteArray()); |
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|
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var newMessage = new TestAllTypes(); |
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newMessage.MergeFrom(emptyMessage.ToByteArray()); |
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Assert.AreEqual(message, newMessage); |
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Assert.AreEqual(message.CalculateSize(), newMessage.CalculateSize()); |
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} |
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|
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[Test] |
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public void TestMergeMessage() |
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{ |
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var message = SampleMessages.CreateFullTestAllTypes(); |
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var emptyMessage = new TestEmptyMessage(); |
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var otherEmptyMessage = new TestEmptyMessage(); |
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emptyMessage.MergeFrom(message.ToByteArray()); |
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otherEmptyMessage.MergeFrom(emptyMessage); |
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|
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Assert.AreEqual(message.CalculateSize(), otherEmptyMessage.CalculateSize()); |
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Assert.AreEqual(message.ToByteArray(), otherEmptyMessage.ToByteArray()); |
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} |
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|
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[Test] |
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public void TestEquals() |
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{ |
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var message = SampleMessages.CreateFullTestAllTypes(); |
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var emptyMessage = new TestEmptyMessage(); |
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var otherEmptyMessage = new TestEmptyMessage(); |
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Assert.AreEqual(emptyMessage, otherEmptyMessage); |
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emptyMessage.MergeFrom(message.ToByteArray()); |
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Assert.AreNotEqual(emptyMessage.CalculateSize(), |
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otherEmptyMessage.CalculateSize()); |
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Assert.AreNotEqual(emptyMessage, otherEmptyMessage); |
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} |
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|
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[Test] |
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public void TestHashCode() |
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{ |
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var message = SampleMessages.CreateFullTestAllTypes(); |
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var emptyMessage = new TestEmptyMessage(); |
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int hashCode = emptyMessage.GetHashCode(); |
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emptyMessage.MergeFrom(message.ToByteArray()); |
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Assert.AreNotEqual(hashCode, emptyMessage.GetHashCode()); |
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} |
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|
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[Test] |
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public void TestClone() |
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{ |
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var emptyMessage = new TestEmptyMessage(); |
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var otherEmptyMessage = new TestEmptyMessage(); |
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otherEmptyMessage = emptyMessage.Clone(); |
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Assert.AreEqual(emptyMessage.CalculateSize(), otherEmptyMessage.CalculateSize()); |
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Assert.AreEqual(emptyMessage.ToByteArray(), otherEmptyMessage.ToByteArray()); |
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|
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var message = SampleMessages.CreateFullTestAllTypes(); |
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emptyMessage.MergeFrom(message.ToByteArray()); |
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otherEmptyMessage = emptyMessage.Clone(); |
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Assert.AreEqual(message.CalculateSize(), otherEmptyMessage.CalculateSize()); |
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Assert.AreEqual(message.ToByteArray(), otherEmptyMessage.ToByteArray()); |
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} |
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} |
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} |
@ -0,0 +1,89 @@ |
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#region Copyright notice and license |
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// Protocol Buffers - Google's data interchange format |
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// Copyright 2017 Google Inc. All rights reserved. |
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// https://developers.google.com/protocol-buffers/ |
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// |
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// Redistribution and use in source and binary forms, with or without |
||||
// modification, are permitted provided that the following conditions are |
||||
// met: |
||||
// |
||||
// * Redistributions of source code must retain the above copyright |
||||
// notice, this list of conditions and the following disclaimer. |
||||
// * Redistributions in binary form must reproduce the above |
||||
// copyright notice, this list of conditions and the following disclaimer |
||||
// in the documentation and/or other materials provided with the |
||||
// distribution. |
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// * Neither the name of Google Inc. nor the names of its |
||||
// contributors may be used to endorse or promote products derived from |
||||
// this software without specific prior written permission. |
||||
// |
||||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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#endregion |
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|
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using System.Collections.Generic; |
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using System.Collections.ObjectModel; |
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|
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namespace Google.Protobuf.Collections |
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{ |
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/// <summary> |
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/// Utility to compare if two Lists are the same, and the hash code |
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/// of a List. |
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/// </summary> |
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public static class Lists |
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{ |
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/// <summary> |
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/// Checks if two lists are equal. |
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/// </summary> |
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public static bool Equals<T>(List<T> left, List<T> right) |
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{ |
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if (left == right) |
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{ |
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return true; |
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} |
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if (left == null || right == null) |
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{ |
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return false; |
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} |
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if (left.Count != right.Count) |
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{ |
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return false; |
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} |
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IEqualityComparer<T> comparer = EqualityComparer<T>.Default; |
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for (int i = 0; i < left.Count; i++) |
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{ |
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if (!comparer.Equals(left[i], right[i])) |
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{ |
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return false; |
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} |
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} |
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return true; |
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} |
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|
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/// <summary> |
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/// Gets the list's hash code. |
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/// </summary> |
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public static int GetHashCode<T>(List<T> list) |
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{ |
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if (list == null) |
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{ |
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return 0; |
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} |
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int hash = 31; |
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foreach (T element in list) |
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{ |
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hash = hash * 29 + element.GetHashCode(); |
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} |
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return hash; |
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} |
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} |
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} |
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#region Copyright notice and license |
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// Protocol Buffers - Google's data interchange format |
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// Copyright 2017 Google Inc. All rights reserved. |
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// https://developers.google.com/protocol-buffers/ |
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// |
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// Redistribution and use in source and binary forms, with or without |
||||
// modification, are permitted provided that the following conditions are |
||||
// met: |
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// |
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// * Redistributions of source code must retain the above copyright |
||||
// notice, this list of conditions and the following disclaimer. |
||||
// * Redistributions in binary form must reproduce the above |
||||
// copyright notice, this list of conditions and the following disclaimer |
||||
// in the documentation and/or other materials provided with the |
||||
// distribution. |
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// * Neither the name of Google Inc. nor the names of its |
||||
// contributors may be used to endorse or promote products derived from |
||||
// this software without specific prior written permission. |
||||
// |
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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#endregion |
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|
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using System; |
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using System.Collections.Generic; |
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using System.Collections.ObjectModel; |
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using Google.Protobuf.Collections; |
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|
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namespace Google.Protobuf |
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{ |
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/// <summary> |
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/// Represents a single field in an UnknownFieldSet. |
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/// |
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/// An UnknownField consists of four lists of values. The lists correspond |
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/// to the four "wire types" used in the protocol buffer binary format. |
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/// Normally, only one of the four lists will contain any values, since it |
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/// is impossible to define a valid message type that declares two different |
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/// types for the same field number. However, the code is designed to allow |
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/// for the case where the same unknown field number is encountered using |
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/// multiple different wire types. |
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/// |
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/// </summary> |
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internal sealed class UnknownField |
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{ |
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private List<ulong> varintList; |
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private List<uint> fixed32List; |
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private List<ulong> fixed64List; |
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private List<ByteString> lengthDelimitedList; |
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|
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/// <summary> |
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/// Creates a new UnknownField. |
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/// </summary> |
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public UnknownField() |
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{ |
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} |
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|
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/// <summary> |
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/// Checks if two unknown field are equal. |
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/// </summary> |
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public override bool Equals(object other) |
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{ |
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if (ReferenceEquals(this, other)) |
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{ |
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return true; |
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} |
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UnknownField otherField = other as UnknownField; |
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return otherField != null |
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&& Lists.Equals(varintList, otherField.varintList) |
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&& Lists.Equals(fixed32List, otherField.fixed32List) |
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&& Lists.Equals(fixed64List, otherField.fixed64List) |
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&& Lists.Equals(lengthDelimitedList, otherField.lengthDelimitedList); |
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} |
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|
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/// <summary> |
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/// Get the hash code of the unknown field. |
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/// </summary> |
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public override int GetHashCode() |
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{ |
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int hash = 43; |
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hash = hash * 47 + Lists.GetHashCode(varintList); |
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hash = hash * 47 + Lists.GetHashCode(fixed32List); |
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hash = hash * 47 + Lists.GetHashCode(fixed64List); |
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hash = hash * 47 + Lists.GetHashCode(lengthDelimitedList); |
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return hash; |
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} |
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|
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/// <summary> |
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/// Serializes the field, including the field number, and writes it to |
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/// <paramref name="output"/> |
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/// </summary> |
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/// <param name="fieldNumber">The unknown field number.</param> |
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/// <param name="output">The CodedOutputStream to write to.</param> |
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internal void WriteTo(int fieldNumber, CodedOutputStream output) |
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{ |
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if (varintList != null) |
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{ |
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foreach (ulong value in varintList) |
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{ |
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output.WriteTag(fieldNumber, WireFormat.WireType.Varint); |
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output.WriteUInt64(value); |
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} |
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} |
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if (fixed32List != null) |
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{ |
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foreach (uint value in fixed32List) |
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{ |
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output.WriteTag(fieldNumber, WireFormat.WireType.Fixed32); |
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output.WriteFixed32(value); |
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} |
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} |
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if (fixed64List != null) |
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{ |
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foreach (ulong value in fixed64List) |
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{ |
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output.WriteTag(fieldNumber, WireFormat.WireType.Fixed64); |
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output.WriteFixed64(value); |
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} |
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} |
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if (lengthDelimitedList != null) |
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{ |
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foreach (ByteString value in lengthDelimitedList) |
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{ |
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output.WriteTag(fieldNumber, WireFormat.WireType.LengthDelimited); |
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output.WriteBytes(value); |
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} |
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} |
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} |
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|
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/// <summary> |
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/// Computes the number of bytes required to encode this field, including field |
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/// number. |
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/// </summary> |
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internal int GetSerializedSize(int fieldNumber) |
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{ |
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int result = 0; |
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if (varintList != null) |
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{ |
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result += CodedOutputStream.ComputeTagSize(fieldNumber) * varintList.Count; |
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foreach (ulong value in varintList) |
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{ |
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result += CodedOutputStream.ComputeUInt64Size(value); |
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} |
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} |
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if (fixed32List != null) |
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{ |
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result += CodedOutputStream.ComputeTagSize(fieldNumber) * fixed32List.Count; |
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result += CodedOutputStream.ComputeFixed32Size(1) * fixed32List.Count; |
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} |
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if (fixed64List != null) |
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{ |
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result += CodedOutputStream.ComputeTagSize(fieldNumber) * fixed64List.Count; |
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result += CodedOutputStream.ComputeFixed64Size(1) * fixed64List.Count; |
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} |
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if (lengthDelimitedList != null) |
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{ |
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result += CodedOutputStream.ComputeTagSize(fieldNumber) * lengthDelimitedList.Count; |
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foreach (ByteString value in lengthDelimitedList) |
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{ |
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result += CodedOutputStream.ComputeBytesSize(value); |
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} |
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} |
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return result; |
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} |
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|
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/// <summary> |
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/// Merge the values in <paramref name="other" /> into this field. For each list |
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/// of values, <paramref name="other"/>'s values are append to the ones in this |
||||
/// field. |
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/// </summary> |
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internal UnknownField MergeFrom(UnknownField other) |
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{ |
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varintList = AddAll(varintList, other.varintList); |
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fixed32List = AddAll(fixed32List, other.fixed32List); |
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fixed64List = AddAll(fixed64List, other.fixed64List); |
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lengthDelimitedList = AddAll(lengthDelimitedList, other.lengthDelimitedList); |
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return this; |
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} |
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|
||||
/// <summary> |
||||
/// Returns a new list containing all of the given specified values from |
||||
/// both the <paramref name="current"/> and <paramref name="extras"/> lists. |
||||
/// If <paramref name="current" /> is null and <paramref name="extras"/> is empty, |
||||
/// null is returned. Otherwise, either a new list is created (if <paramref name="current" /> |
||||
/// is null) or the elements of <paramref name="extras"/> are added to <paramref name="current" />. |
||||
/// </summary> |
||||
private static List<T> AddAll<T>(List<T> current, IList<T> extras) |
||||
{ |
||||
if (extras.Count == 0) |
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{ |
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return current; |
||||
} |
||||
if (current == null) |
||||
{ |
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current = new List<T>(extras); |
||||
} |
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else |
||||
{ |
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current.AddRange(extras); |
||||
} |
||||
return current; |
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} |
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|
||||
/// <summary> |
||||
/// Adds a varint value. |
||||
/// </summary> |
||||
internal UnknownField AddVarint(ulong value) |
||||
{ |
||||
varintList = Add(varintList, value); |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Adds a fixed32 value. |
||||
/// </summary> |
||||
internal UnknownField AddFixed32(uint value) |
||||
{ |
||||
fixed32List = Add(fixed32List, value); |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Adds a fixed64 value. |
||||
/// </summary> |
||||
internal UnknownField AddFixed64(ulong value) |
||||
{ |
||||
fixed64List = Add(fixed64List, value); |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Adds a length-delimited value. |
||||
/// </summary> |
||||
internal UnknownField AddLengthDelimited(ByteString value) |
||||
{ |
||||
lengthDelimitedList = Add(lengthDelimitedList, value); |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Adds <paramref name="value"/> to the <paramref name="list"/>, creating |
||||
/// a new list if <paramref name="list"/> is null. The list is returned - either |
||||
/// the original reference or the new list. |
||||
/// </summary> |
||||
private static List<T> Add<T>(List<T> list, T value) |
||||
{ |
||||
if (list == null) |
||||
{ |
||||
list = new List<T>(); |
||||
} |
||||
list.Add(value); |
||||
return list; |
||||
} |
||||
} |
||||
} |
@ -0,0 +1,324 @@ |
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#region Copyright notice and license |
||||
// Protocol Buffers - Google's data interchange format |
||||
// Copyright 2015 Google Inc. All rights reserved. |
||||
// https://developers.google.com/protocol-buffers/ |
||||
// |
||||
// Redistribution and use in source and binary forms, with or without |
||||
// modification, are permitted provided that the following conditions are |
||||
// met: |
||||
// |
||||
// * Redistributions of source code must retain the above copyright |
||||
// notice, this list of conditions and the following disclaimer. |
||||
// * Redistributions in binary form must reproduce the above |
||||
// copyright notice, this list of conditions and the following disclaimer |
||||
// in the documentation and/or other materials provided with the |
||||
// distribution. |
||||
// * Neither the name of Google Inc. nor the names of its |
||||
// contributors may be used to endorse or promote products derived from |
||||
// this software without specific prior written permission. |
||||
// |
||||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
||||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||||
#endregion |
||||
|
||||
using System; |
||||
using System.Collections.Generic; |
||||
using System.IO; |
||||
using Google.Protobuf.Reflection; |
||||
|
||||
namespace Google.Protobuf |
||||
{ |
||||
/// <summary> |
||||
/// Used to keep track of fields which were seen when parsing a protocol message |
||||
/// but whose field numbers or types are unrecognized. This most frequently |
||||
/// occurs when new fields are added to a message type and then messages containing |
||||
/// those fields are read by old software that was built before the new types were |
||||
/// added. |
||||
/// |
||||
/// Most users will never need to use this class directly. |
||||
/// </summary> |
||||
public sealed partial class UnknownFieldSet |
||||
{ |
||||
private readonly IDictionary<int, UnknownField> fields; |
||||
|
||||
/// <summary> |
||||
/// Creates a new UnknownFieldSet. |
||||
/// </summary> |
||||
internal UnknownFieldSet() |
||||
{ |
||||
this.fields = new Dictionary<int, UnknownField>(); |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Checks whether or not the given field number is present in the set. |
||||
/// </summary> |
||||
internal bool HasField(int field) |
||||
{ |
||||
return fields.ContainsKey(field); |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Serializes the set and writes it to <paramref name="output"/>. |
||||
/// </summary> |
||||
public void WriteTo(CodedOutputStream output) |
||||
{ |
||||
foreach (KeyValuePair<int, UnknownField> entry in fields) |
||||
{ |
||||
entry.Value.WriteTo(entry.Key, output); |
||||
} |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Gets the number of bytes required to encode this set. |
||||
/// </summary> |
||||
public int CalculateSize() |
||||
{ |
||||
int result = 0; |
||||
foreach (KeyValuePair<int, UnknownField> entry in fields) |
||||
{ |
||||
result += entry.Value.GetSerializedSize(entry.Key); |
||||
} |
||||
return result; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Checks if two unknown field sets are equal. |
||||
/// </summary> |
||||
public override bool Equals(object other) |
||||
{ |
||||
if (ReferenceEquals(this, other)) |
||||
{ |
||||
return true; |
||||
} |
||||
UnknownFieldSet otherSet = other as UnknownFieldSet; |
||||
IDictionary<int, UnknownField> otherFields = otherSet.fields; |
||||
if (fields.Count != otherFields.Count) |
||||
{ |
||||
return false; |
||||
} |
||||
foreach (KeyValuePair<int, UnknownField> leftEntry in fields) |
||||
{ |
||||
UnknownField rightValue; |
||||
if (!otherFields.TryGetValue(leftEntry.Key, out rightValue)) |
||||
{ |
||||
return false; |
||||
} |
||||
if (!leftEntry.Value.Equals(rightValue)) |
||||
{ |
||||
return false; |
||||
} |
||||
} |
||||
return true; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Gets the unknown field set's hash code. |
||||
/// </summary> |
||||
public override int GetHashCode() |
||||
{ |
||||
int ret = 1; |
||||
foreach (KeyValuePair<int, UnknownField> field in fields) |
||||
{ |
||||
// Use ^ here to make the field order irrelevant. |
||||
int hash = field.Key.GetHashCode() ^ field.Value.GetHashCode(); |
||||
ret ^= hash; |
||||
} |
||||
return ret; |
||||
} |
||||
|
||||
// Optimization: We keep around the last field that was |
||||
// modified so that we can efficiently add to it multiple times in a |
||||
// row (important when parsing an unknown repeated field). |
||||
private int lastFieldNumber; |
||||
private UnknownField lastField; |
||||
|
||||
private UnknownField GetOrAddField(int number) |
||||
{ |
||||
if (lastField != null && number == lastFieldNumber) |
||||
{ |
||||
return lastField; |
||||
} |
||||
if (number == 0) |
||||
{ |
||||
return null; |
||||
} |
||||
|
||||
UnknownField existing; |
||||
if (fields.TryGetValue(number, out existing)) |
||||
{ |
||||
return existing; |
||||
} |
||||
lastField = new UnknownField(); |
||||
AddOrReplaceField(number, lastField); |
||||
lastFieldNumber = number; |
||||
return lastField; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Adds a field to the set. If a field with the same number already exists, it |
||||
/// is replaced. |
||||
/// </summary> |
||||
internal UnknownFieldSet AddOrReplaceField(int number, UnknownField field) |
||||
{ |
||||
if (number == 0) |
||||
{ |
||||
throw new ArgumentOutOfRangeException("number", "Zero is not a valid field number."); |
||||
} |
||||
fields[number] = field; |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Parse a single field from <paramref name="input"/> and merge it |
||||
/// into this set. |
||||
/// </summary> |
||||
/// <param name="input">The coded input stream containing the field</param> |
||||
/// <returns>false if the tag is an "end group" tag, true otherwise</returns> |
||||
private void MergeFieldFrom(CodedInputStream input) |
||||
{ |
||||
uint tag = input.LastTag; |
||||
int number = WireFormat.GetTagFieldNumber(tag); |
||||
switch (WireFormat.GetTagWireType(tag)) |
||||
{ |
||||
case WireFormat.WireType.Varint: |
||||
{ |
||||
ulong uint64 = input.ReadUInt64(); |
||||
GetOrAddField(number).AddVarint(uint64); |
||||
return; |
||||
} |
||||
case WireFormat.WireType.Fixed32: |
||||
{ |
||||
uint uint32 = input.ReadFixed32(); |
||||
GetOrAddField(number).AddFixed32(uint32); |
||||
return; |
||||
} |
||||
case WireFormat.WireType.Fixed64: |
||||
{ |
||||
ulong uint64 = input.ReadFixed64(); |
||||
GetOrAddField(number).AddFixed64(uint64); |
||||
return; |
||||
} |
||||
case WireFormat.WireType.LengthDelimited: |
||||
{ |
||||
ByteString bytes = input.ReadBytes(); |
||||
GetOrAddField(number).AddLengthDelimited(bytes); |
||||
return; |
||||
} |
||||
case WireFormat.WireType.StartGroup: |
||||
{ |
||||
input.SkipGroup(tag); |
||||
return; |
||||
} |
||||
case WireFormat.WireType.EndGroup: |
||||
{ |
||||
throw new InvalidProtocolBufferException("Merge an unknown field of end-group tag, indicating that the corresponding start-group was missing."); |
||||
} |
||||
default: |
||||
throw new InvalidOperationException("Wire Type is invalid."); |
||||
} |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Create a new UnknownFieldSet if unknownFields is null. |
||||
/// Parse a single field from <paramref name="input"/> and merge it |
||||
/// into unknownFields. |
||||
/// </summary> |
||||
/// <param name="unknownFields">The UnknownFieldSet which need to be merged</param> |
||||
/// <param name="input">The coded input stream containing the field</param> |
||||
/// <returns>The merged UnknownFieldSet</returns> |
||||
public static UnknownFieldSet MergeFieldFrom(UnknownFieldSet unknownFields, |
||||
CodedInputStream input) |
||||
{ |
||||
if (unknownFields == null) |
||||
{ |
||||
unknownFields = new UnknownFieldSet(); |
||||
} |
||||
unknownFields.MergeFieldFrom(input); |
||||
return unknownFields; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Merges the fields from <paramref name="other"/> into this set. |
||||
/// If a field number exists in both sets, the values in <paramref name="other"/> |
||||
/// will be appended to the values in this set. |
||||
/// </summary> |
||||
private UnknownFieldSet MergeFrom(UnknownFieldSet other) |
||||
{ |
||||
if (other != null) |
||||
{ |
||||
foreach (KeyValuePair<int, UnknownField> entry in other.fields) |
||||
{ |
||||
MergeField(entry.Key, entry.Value); |
||||
} |
||||
} |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Created a new UnknownFieldSet to <paramref name="unknownFields"/> if |
||||
/// needed and merges the fields from <paramref name="other"/> into the first set. |
||||
/// If a field number exists in both sets, the values in <paramref name="other"/> |
||||
/// will be appended to the values in this set. |
||||
/// </summary> |
||||
public static UnknownFieldSet MergeFrom(UnknownFieldSet unknownFields, |
||||
UnknownFieldSet other) |
||||
{ |
||||
if (other == null) |
||||
{ |
||||
return unknownFields; |
||||
} |
||||
if (unknownFields == null) |
||||
{ |
||||
unknownFields = new UnknownFieldSet(); |
||||
} |
||||
unknownFields.MergeFrom(other); |
||||
return unknownFields; |
||||
} |
||||
|
||||
|
||||
/// <summary> |
||||
/// Adds a field to the unknown field set. If a field with the same |
||||
/// number already exists, the two are merged. |
||||
/// </summary> |
||||
private UnknownFieldSet MergeField(int number, UnknownField field) |
||||
{ |
||||
if (number == 0) |
||||
{ |
||||
throw new ArgumentOutOfRangeException("number", "Zero is not a valid field number."); |
||||
} |
||||
if (HasField(number)) |
||||
{ |
||||
GetOrAddField(number).MergeFrom(field); |
||||
} |
||||
else |
||||
{ |
||||
AddOrReplaceField(number, field); |
||||
} |
||||
return this; |
||||
} |
||||
|
||||
/// <summary> |
||||
/// Clone an unknown field set from <paramref name="other"/>. |
||||
/// </summary> |
||||
public static UnknownFieldSet Clone(UnknownFieldSet other) |
||||
{ |
||||
if (other == null) |
||||
{ |
||||
return null; |
||||
} |
||||
UnknownFieldSet unknownFields = new UnknownFieldSet(); |
||||
unknownFields.MergeFrom(other); |
||||
return unknownFields; |
||||
} |
||||
} |
||||
} |
||||
|
Loading…
Reference in new issue