diff options
| author |  Jan Tattermusch <jtattermusch@google.com> | 2015-04-16 09:55:22 -0700 |
|---|---|---|
| committer | Jan Tattermusch <jtattermusch@google.com> | 2015-04-16 09:55:22 -0700 |
| commit | 84fa3e2bbc876428efd0c99700f146115a9d5162 (patch) | |
| tree | 47baa5dafe3c3ab1c49fe2ca44e9f3ffd0e0b127 /csharp/src/ProtocolBuffers/IMessageLite.cs | |
| parent | 813d6d652d8091e9365bfbd01efb5f2ee8bdfbce (diff) | |
| parent | 836a273544f55c88d8d0988ef0117cb0636707c6 (diff) | |
Imported protobuf-csharp-port into csharp/ tree
Diffstat (limited to 'csharp/src/ProtocolBuffers/IMessageLite.cs')
| -rw-r--r-- | csharp/src/ProtocolBuffers/IMessageLite.cs | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/csharp/src/ProtocolBuffers/IMessageLite.cs b/csharp/src/ProtocolBuffers/IMessageLite.cs new file mode 100644 index 00000000..ea5d9940 --- /dev/null +++ b/csharp/src/ProtocolBuffers/IMessageLite.cs @@ -0,0 +1,188 @@ +#region Copyright notice and license
+
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc. All rights reserved.
+// http://github.com/jskeet/dotnet-protobufs/
+// Original C++/Java/Python code:
+// http://code.google.com/p/protobuf/
+//
+// 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.IO;
+
+namespace Google.ProtocolBuffers
+{
+ /// <summary>
+ /// Non-generic interface used for all parts of the API which don't require
+ /// any type knowledge.
+ /// </summary>
+ public partial interface IMessageLite
+ {
+ /// <summary>
+ /// Returns true iff all required fields in the message and all embedded
+ /// messages are set.
+ /// </summary>
+ bool IsInitialized { get; }
+
+ /// <summary>
+ /// Serializes the message and writes it to the given output stream.
+ /// This does not flush or close the stream.
+ /// </summary>
+ /// <remarks>
+ /// Protocol Buffers are not self-delimiting. Therefore, if you write
+ /// any more data to the stream after the message, you must somehow ensure
+ /// that the parser on the receiving end does not interpret this as being
+ /// part of the protocol message. One way of doing this is by writing the size
+ /// of the message before the data, then making sure you limit the input to
+ /// that size when receiving the data. Alternatively, use WriteDelimitedTo(Stream).
+ /// </remarks>
+ void WriteTo(ICodedOutputStream output);
+
+ /// <summary>
+ /// Like WriteTo(Stream) but writes the size of the message as a varint before
+ /// writing the data. This allows more data to be written to the stream after the
+ /// message without the need to delimit the message data yourself. Use
+ /// IBuilder.MergeDelimitedFrom(Stream) or the static method
+ /// YourMessageType.ParseDelimitedFrom(Stream) to parse messages written by this method.
+ /// </summary>
+ /// <param name="output"></param>
+ void WriteDelimitedTo(Stream output);
+
+ /// <summary>
+ /// Returns the number of bytes required to encode this message.
+ /// The result is only computed on the first call and memoized after that.
+ /// </summary>
+ int SerializedSize { get; }
+
+ #region Comparison and hashing
+
+ /// <summary>
+ /// Compares the specified object with this message for equality.
+ /// Returns true iff the given object is a message of the same type
+ /// (as defined by DescriptorForType) and has identical values
+ /// for all its fields.
+ /// </summary>
+ bool Equals(object other);
+
+ /// <summary>
+ /// Returns the hash code value for this message.
+ /// TODO(jonskeet): Specify the hash algorithm, but better than the Java one!
+ /// </summary>
+ int GetHashCode();
+
+ #endregion
+
+ #region Convenience methods
+
+ /// <summary>
+ /// Converts the message to a string in protocol buffer text format.
+ /// This is just a trivial wrapper around TextFormat.PrintToString.
+ /// </summary>
+ string ToString();
+
+ /// <summary>
+ /// Converts the message to a string.
+ /// </summary>
+ void PrintTo(TextWriter writer);
+
+ /// <summary>
+ /// Serializes the message to a ByteString. This is a trivial wrapper
+ /// around WriteTo(ICodedOutputStream).
+ /// </summary>
+ ByteString ToByteString();
+
+ /// <summary>
+ /// Serializes the message to a byte array. This is a trivial wrapper
+ /// around WriteTo(ICodedOutputStream).
+ /// </summary>
+ byte[] ToByteArray();
+
+ /// <summary>
+ /// Serializes the message and writes it to the given stream.
+ /// This is just a wrapper around WriteTo(ICodedOutputStream). This
+ /// does not flush or close the stream.
+ /// </summary>
+ /// <param name="output"></param>
+ void WriteTo(Stream output);
+
+ #endregion
+
+ /// <summary>
+ /// Creates a builder for the type, but in a weakly typed manner. This
+ /// is typically implemented by strongly typed messages by just returning
+ /// the result of CreateBuilderForType.
+ /// </summary>
+ IBuilderLite WeakCreateBuilderForType();
+
+ /// <summary>
+ /// Creates a builder with the same contents as this message. This
+ /// is typically implemented by strongly typed messages by just returning
+ /// the result of ToBuilder.
+ /// </summary>
+ IBuilderLite WeakToBuilder();
+
+ IMessageLite WeakDefaultInstanceForType { get; }
+ }
+
+ public interface IMessageLite<TMessage> : IMessageLite
+ {
+ /// <summary>
+ /// Returns an instance of this message type with all fields set to
+ /// their default values. This may or may not be a singleton. This differs
+ /// from the DefaultInstance property of each generated message class in that this
+ /// method is an abstract method of IMessage whereas DefaultInstance is
+ /// a static property of a specific class. They return the same thing.
+ /// </summary>
+ TMessage DefaultInstanceForType { get; }
+ }
+
+ /// <summary>
+ /// Type-safe interface for all generated messages to implement.
+ /// </summary>
+ public interface IMessageLite<TMessage, TBuilder> : IMessageLite<TMessage>
+ where TMessage : IMessageLite<TMessage, TBuilder>
+ where TBuilder : IBuilderLite<TMessage, TBuilder>
+ {
+ #region Builders
+
+ /// <summary>
+ /// Constructs a new builder for a message of the same type as this message.
+ /// </summary>
+ TBuilder CreateBuilderForType();
+
+ /// <summary>
+ /// Creates a builder with the same contents as this current instance.
+ /// This is typically implemented by strongly typed messages by just
+ /// returning the result of ToBuilder().
+ /// </summary>
+ TBuilder ToBuilder();
+
+ #endregion
+ }
+}
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