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using System;
using System.IO;
namespace Google.ProtocolBuffers.Examples.AddressBook
{
class SampleUsage
{
static void Main()
{
byte[] bytes;
//Create a builder to start building a message
Person.Builder newContact = Person.CreateBuilder();
//Set the primitive properties
newContact.SetId(1)
.SetName("Foo")
.SetEmail("foo@bar");
//Now add an item to a list (repeating) field
newContact.AddPhone(
//Create the child message inline
Person.Types.PhoneNumber.CreateBuilder().SetNumber("555-1212").Build()
);
//Now build the final message:
Person person = newContact.Build();
//The builder is no longer valid (at least not now, scheduled for 2.4):
newContact = null;
using(MemoryStream stream = new MemoryStream())
{
//Save the person to a stream
person.WriteTo(stream);
bytes = stream.ToArray();
}
//Create another builder, merge the byte[], and build the message:
Person copy = Person.CreateBuilder().MergeFrom(bytes).Build();
//A more streamlined approach might look like this:
bytes = AddressBook.CreateBuilder().AddPerson(copy).Build().ToByteArray();
//And read the address book back again
AddressBook restored = AddressBook.CreateBuilder().MergeFrom(bytes).Build();
//The message performs a deep-comparison on equality:
if(restored.PersonCount != 1 || !person.Equals(restored.PersonList[0]))
throw new ApplicationException("There is a bad person in here!");
}
}
}
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