Pull new version of protobuf sources.

third_party/protobuf/src/google/protobuf/compiler/csharp/csharp_primitive_field.cc

Index: third_party/protobuf/src/google/protobuf/compiler/csharp/csharp_primitive_field.cc
diff --git a/third_party/protobuf/src/google/protobuf/compiler/csharp/csharp_primitive_field.cc b/third_party/protobuf/src/google/protobuf/compiler/csharp/csharp_primitive_field.cc
new file mode 100644
index 0000000000000000000000000000000000000000..fc043ec06cf85996a355714636a3d1aac346c1d5
--- /dev/null
+++ b/third_party/protobuf/src/google/protobuf/compiler/csharp/csharp_primitive_field.cc
@@ -0,0 +1,214 @@
+// 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,
+// 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.
+
+#include <sstream>
+
+#include <google/protobuf/compiler/code_generator.h>
+#include <google/protobuf/compiler/plugin.h>
+#include <google/protobuf/descriptor.h>
+#include <google/protobuf/descriptor.pb.h>
+#include <google/protobuf/io/printer.h>
+#include <google/protobuf/io/zero_copy_stream.h>
+#include <google/protobuf/stubs/strutil.h>
+
+#include <google/protobuf/compiler/csharp/csharp_helpers.h>
+#include <google/protobuf/compiler/csharp/csharp_primitive_field.h>
+
+namespace google {
+namespace protobuf {
+namespace compiler {
+namespace csharp {
+
+PrimitiveFieldGenerator::PrimitiveFieldGenerator(
+    const FieldDescriptor* descriptor, int fieldOrdinal)
+    : FieldGeneratorBase(descriptor, fieldOrdinal) {
+  // TODO(jonskeet): Make this cleaner...
+  is_value_type = descriptor->type() != FieldDescriptor::TYPE_STRING
+      && descriptor->type() != FieldDescriptor::TYPE_BYTES;
+  if (!is_value_type) {
+    variables_["has_property_check"] = variables_["property_name"] + ".Length != 0";
+    variables_["other_has_property_check"] = "other." + variables_["property_name"] + ".Length != 0";
+  }
+}
+
+PrimitiveFieldGenerator::~PrimitiveFieldGenerator() {
+}
+
+void PrimitiveFieldGenerator::GenerateMembers(io::Printer* printer) {
+  // TODO(jonskeet): Work out whether we want to prevent the fields from ever being
+  // null, or whether we just handle it, in the cases of bytes and string.
+  // (Basically, should null-handling code be in the getter or the setter?)
+  printer->Print(
+    variables_,
+    "private $type_name$ $name_def_message$;\n");
+  AddDeprecatedFlag(printer);
+  printer->Print(
+    variables_,
+    "$access_level$ $type_name$ $property_name$ {\n"
+    "  get { return $name$_; }\n"
+    "  set {\n");
+  if (is_value_type) {
+    printer->Print(
+      variables_,
+      "    $name$_ = value;\n");
+  } else {
+    printer->Print(
+      variables_,
+      "    $name$_ = pb::Preconditions.CheckNotNull(value, \"value\");\n");
+  }
+  printer->Print(
+    "  }\n"
+    "}\n");
+}
+
+void PrimitiveFieldGenerator::GenerateMergingCode(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "if ($other_has_property_check$) {\n"
+    "  $property_name$ = other.$property_name$;\n"
+    "}\n");
+}
+
+void PrimitiveFieldGenerator::GenerateParsingCode(io::Printer* printer) {
+  // Note: invoke the property setter rather than writing straight to the field,
+  // so that we can normalize "null to empty" for strings and bytes.
+  printer->Print(
+    variables_,
+    "$property_name$ = input.Read$capitalized_type_name$();\n");
+}
+
+void PrimitiveFieldGenerator::GenerateSerializationCode(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "if ($has_property_check$) {\n"
+    "  output.WriteRawTag($tag_bytes$);\n"
+    "  output.Write$capitalized_type_name$($property_name$);\n"
+    "}\n");
+}
+
+void PrimitiveFieldGenerator::GenerateSerializedSizeCode(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "if ($has_property_check$) {\n");
+  printer->Indent();
+  int fixedSize = GetFixedSize(descriptor_->type());
+  if (fixedSize == -1) {
+    printer->Print(
+      variables_,
+      "size += $tag_size$ + pb::CodedOutputStream.Compute$capitalized_type_name$Size($property_name$);\n");
+  } else {
+    printer->Print(
+      "size += $tag_size$ + $fixed_size$;\n",
+      "fixed_size", SimpleItoa(fixedSize),
+      "tag_size", variables_["tag_size"]);
+  }
+  printer->Outdent();
+  printer->Print("}\n");
+}
+
+void PrimitiveFieldGenerator::WriteHash(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "if ($has_property_check$) hash ^= $property_name$.GetHashCode();\n");
+}
+void PrimitiveFieldGenerator::WriteEquals(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "if ($property_name$ != other.$property_name$) return false;\n");
+}
+void PrimitiveFieldGenerator::WriteToString(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "PrintField(\"$descriptor_name$\", $has_property_check$, $property_name$, writer);\n");
+}
+
+void PrimitiveFieldGenerator::GenerateCloningCode(io::Printer* printer) {
+  printer->Print(variables_,
+    "$name$_ = other.$name$_;\n");
+}
+
+void PrimitiveFieldGenerator::GenerateCodecCode(io::Printer* printer) {
+  printer->Print(
+    variables_,
+    "pb::FieldCodec.For$capitalized_type_name$($tag$)");
+}
+
+PrimitiveOneofFieldGenerator::PrimitiveOneofFieldGenerator(
+    const FieldDescriptor* descriptor, int fieldOrdinal)
+    : PrimitiveFieldGenerator(descriptor, fieldOrdinal) {
+  SetCommonOneofFieldVariables(&variables_);
+}
+
+PrimitiveOneofFieldGenerator::~PrimitiveOneofFieldGenerator() {
+}
+
+void PrimitiveOneofFieldGenerator::GenerateMembers(io::Printer* printer) {
+  AddDeprecatedFlag(printer);
+  printer->Print(
+    variables_,
+    "$access_level$ $type_name$ $property_name$ {\n"
+    "  get { return $has_property_check$ ? ($type_name$) $oneof_name$_ : $default_value$; }\n"
+    "  set {\n");
+    if (is_value_type) {
+      printer->Print(
+        variables_,
+        "    $oneof_name$_ = value;\n");
+    } else {
+      printer->Print(
+        variables_,
+        "    $oneof_name$_ = pb::Preconditions.CheckNotNull(value, \"value\");\n");
+    }
+    printer->Print(
+      variables_,
+      "    $oneof_name$Case_ = $oneof_property_name$OneofCase.$property_name$;\n"
+      "  }\n"
+      "}\n");
+}
+
+void PrimitiveOneofFieldGenerator::WriteToString(io::Printer* printer) {
+  printer->Print(variables_,
+    "PrintField(\"$descriptor_name$\", $has_property_check$, $oneof_name$_, writer);\n");
+}
+
+void PrimitiveOneofFieldGenerator::GenerateParsingCode(io::Printer* printer) {
+    printer->Print(
+      variables_,
+      "$property_name$ = input.Read$capitalized_type_name$();\n");
+}
+
+void PrimitiveOneofFieldGenerator::GenerateCloningCode(io::Printer* printer) {
+  printer->Print(variables_,
+    "$property_name$ = other.$property_name$;\n");
+}
+
+}  // namespace csharp
+}  // namespace compiler
+}  // namespace protobuf
+}  // namespace google