diff options
Diffstat (limited to 'src/google/protobuf/compiler/javanano/javanano_field.cc')
| -rw-r--r-- | src/google/protobuf/compiler/javanano/javanano_field.cc | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/src/google/protobuf/compiler/javanano/javanano_field.cc b/src/google/protobuf/compiler/javanano/javanano_field.cc deleted file mode 100644 index e31d1177..00000000 --- a/src/google/protobuf/compiler/javanano/javanano_field.cc +++ /dev/null @@ -1,209 +0,0 @@ -// Protocol Buffers - Google's data interchange format -// Copyright 2008 Google Inc. All rights reserved. -// 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. - -// Author: kenton@google.com (Kenton Varda) -// Based on original Protocol Buffers design by -// Sanjay Ghemawat, Jeff Dean, and others. - -#include <google/protobuf/compiler/javanano/javanano_field.h> -#include <google/protobuf/compiler/javanano/javanano_helpers.h> -#include <google/protobuf/compiler/javanano/javanano_primitive_field.h> -#include <google/protobuf/compiler/javanano/javanano_enum_field.h> -#include <google/protobuf/compiler/javanano/javanano_map_field.h> -#include <google/protobuf/compiler/javanano/javanano_message_field.h> -#include <google/protobuf/stubs/common.h> - -namespace google { -namespace protobuf { -namespace compiler { -namespace javanano { - -FieldGenerator::~FieldGenerator() {} - -bool FieldGenerator::SavedDefaultNeeded() const { - // No saved default for this field by default. - // Subclasses whose instances may need saved defaults will override this - // and return the appropriate value. - return false; -} - -void FieldGenerator::GenerateInitSavedDefaultCode(io::Printer* printer) const { - // No saved default for this field by default. - // Subclasses whose instances may need saved defaults will override this - // and generate the appropriate init code to the printer. -} - -void FieldGenerator::GenerateMergingCodeFromPacked(io::Printer* printer) const { - // Reaching here indicates a bug. Cases are: - // - This FieldGenerator should support packing, but this method should be - // overridden. - // - This FieldGenerator doesn't support packing, and this method should - // never have been called. - GOOGLE_LOG(FATAL) << "GenerateParsingCodeFromPacked() " - << "called on field generator that does not support packing."; -} - -// ============================================= - -FieldGeneratorMap::FieldGeneratorMap( - const Descriptor* descriptor, const Params ¶ms) - : descriptor_(descriptor), - field_generators_( - new scoped_ptr<FieldGenerator>[descriptor->field_count()]) { - - int next_has_bit_index = 0; - bool saved_defaults_needed = false; - // Construct all the FieldGenerators. - for (int i = 0; i < descriptor->field_count(); i++) { - FieldGenerator* field_generator = MakeGenerator( - descriptor->field(i), params, &next_has_bit_index); - saved_defaults_needed = saved_defaults_needed - || field_generator->SavedDefaultNeeded(); - field_generators_[i].reset(field_generator); - } - total_bits_ = next_has_bit_index; - saved_defaults_needed_ = saved_defaults_needed; -} - -FieldGenerator* FieldGeneratorMap::MakeGenerator(const FieldDescriptor* field, - const Params ¶ms, int* next_has_bit_index) { - JavaType java_type = GetJavaType(field); - if (field->is_repeated()) { - switch (java_type) { - case JAVATYPE_MESSAGE: - if (IsMapEntry(field->message_type())) { - return new MapFieldGenerator(field, params); - } else { - return new RepeatedMessageFieldGenerator(field, params); - } - case JAVATYPE_ENUM: - return new RepeatedEnumFieldGenerator(field, params); - default: - return new RepeatedPrimitiveFieldGenerator(field, params); - } - } else if (field->containing_oneof()) { - switch (java_type) { - case JAVATYPE_MESSAGE: - return new MessageOneofFieldGenerator(field, params); - case JAVATYPE_ENUM: - default: - return new PrimitiveOneofFieldGenerator(field, params); - } - } else if (params.optional_field_accessors() && field->is_optional() - && java_type != JAVATYPE_MESSAGE) { - // We need a has-bit for each primitive/enum field because their default - // values could be same as explicitly set values. But we don't need it - // for a message field because they have no defaults and Nano uses 'null' - // for unset messages, which cannot be set explicitly. - switch (java_type) { - case JAVATYPE_ENUM: - return new AccessorEnumFieldGenerator( - field, params, (*next_has_bit_index)++); - default: - return new AccessorPrimitiveFieldGenerator( - field, params, (*next_has_bit_index)++); - } - } else { - switch (java_type) { - case JAVATYPE_MESSAGE: - return new MessageFieldGenerator(field, params); - case JAVATYPE_ENUM: - return new EnumFieldGenerator(field, params); - default: - return new PrimitiveFieldGenerator(field, params); - } - } -} - -FieldGeneratorMap::~FieldGeneratorMap() {} - -const FieldGenerator& FieldGeneratorMap::get( - const FieldDescriptor* field) const { - GOOGLE_CHECK_EQ(field->containing_type(), descriptor_); - return *field_generators_[field->index()]; -} - -void SetCommonOneofVariables(const FieldDescriptor* descriptor, - std::map<string, string>* variables) { - (*variables)["oneof_name"] = - UnderscoresToCamelCase(descriptor->containing_oneof()); - (*variables)["oneof_capitalized_name"] = - UnderscoresToCapitalizedCamelCase(descriptor->containing_oneof()); - (*variables)["oneof_index"] = - SimpleItoa(descriptor->containing_oneof()->index()); - (*variables)["set_oneof_case"] = - "this." + (*variables)["oneof_name"] + - "Case_ = " + SimpleItoa(descriptor->number()); - (*variables)["clear_oneof_case"] = - "this." + (*variables)["oneof_name"] + "Case_ = 0"; - (*variables)["has_oneof_case"] = - "this." + (*variables)["oneof_name"] + "Case_ == " + - SimpleItoa(descriptor->number()); -} - -void GenerateOneofFieldEquals(const FieldDescriptor* descriptor, - const std::map<string, string>& variables, - io::Printer* printer) { - if (GetJavaType(descriptor) == JAVATYPE_BYTES) { - printer->Print(variables, - "if (this.has$capitalized_name$()) {\n" - " if (!java.util.Arrays.equals((byte[]) this.$oneof_name$_,\n" - " (byte[]) other.$oneof_name$_)) {\n" - " return false;\n" - " }\n" - "}\n"); - } else { - printer->Print(variables, - "if (this.has$capitalized_name$()) {\n" - " if (!this.$oneof_name$_.equals(other.$oneof_name$_)) {\n" - " return false;\n" - " }\n" - "}\n"); - } -} - -void GenerateOneofFieldHashCode(const FieldDescriptor* descriptor, - const std::map<string, string>& variables, - io::Printer* printer) { - if (GetJavaType(descriptor) == JAVATYPE_BYTES) { - printer->Print(variables, - "result = 31 * result + ($has_oneof_case$\n" - " ? java.util.Arrays.hashCode((byte[]) this.$oneof_name$_) : 0);\n"); - } else { - printer->Print(variables, - "result = 31 * result +\n" - " ($has_oneof_case$ ? this.$oneof_name$_.hashCode() : 0);\n"); - } -} - -} // namespace javanano -} // namespace compiler -} // namespace protobuf -} // namespace google |