xref: /third_party/protobuf/csharp/src/AddressBook/SampleUsage.cs

#region Copyright notice and license
// Protocol Buffers - Google's data interchange format
// Copyright 2008 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,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion

using System;
using System.IO;

namespace Google.Protobuf.Examples.AddressBook
{
    internal class SampleUsage
    {
        private static void Main()
        {
            byte[] bytes;
            // Create a new person
            Person person = new Person
            {
                Id = 1,
                Name = "Foo",
                Email = "foo@bar",
                Phones = { new Person.Types.PhoneNumber { Number = "555-1212" } }
            };
            using (MemoryStream stream = new MemoryStream())
            {
                // Save the person to a stream
                person.WriteTo(stream);
                bytes = stream.ToArray();
            }
            Person copy = Person.Parser.ParseFrom(bytes);

            AddressBook book = new AddressBook
            {
                People = { copy }
            };
            bytes = book.ToByteArray();
            // And read the address book back again
            AddressBook restored = AddressBook.Parser.ParseFrom(bytes);
            // The message performs a deep-comparison on equality:
            if (restored.People.Count != 1 || !person.Equals(restored.People[0]))
            {
                throw new Exception("There is a bad person in here!");
            }
        }
    }
}