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Diffstat (limited to 'src/google/protobuf/compiler/java/java_field.cc')
-rw-r--r-- | src/google/protobuf/compiler/java/java_field.cc | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/google/protobuf/compiler/java/java_field.cc b/src/google/protobuf/compiler/java/java_field.cc new file mode 100644 index 0000000..f9d34ad --- /dev/null +++ b/src/google/protobuf/compiler/java/java_field.cc @@ -0,0 +1,102 @@ +// 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/java/java_field.h> +#include <google/protobuf/compiler/java/java_helpers.h> +#include <google/protobuf/compiler/java/java_primitive_field.h> +#include <google/protobuf/compiler/java/java_enum_field.h> +#include <google/protobuf/compiler/java/java_message_field.h> +#include <google/protobuf/stubs/common.h> + +namespace google { +namespace protobuf { +namespace compiler { +namespace java { + +FieldGenerator::~FieldGenerator() {} + +FieldGeneratorMap::FieldGeneratorMap(const Descriptor* descriptor) + : descriptor_(descriptor), + field_generators_( + new scoped_ptr<FieldGenerator>[descriptor->field_count()]), + extension_generators_( + new scoped_ptr<FieldGenerator>[descriptor->extension_count()]) { + + // Construct all the FieldGenerators. + for (int i = 0; i < descriptor->field_count(); i++) { + field_generators_[i].reset(MakeGenerator(descriptor->field(i))); + } + for (int i = 0; i < descriptor->extension_count(); i++) { + extension_generators_[i].reset(MakeGenerator(descriptor->extension(i))); + } +} + +FieldGenerator* FieldGeneratorMap::MakeGenerator(const FieldDescriptor* field) { + if (field->is_repeated()) { + switch (GetJavaType(field)) { + case JAVATYPE_MESSAGE: + return new RepeatedMessageFieldGenerator(field); + case JAVATYPE_ENUM: + return new RepeatedEnumFieldGenerator(field); + default: + return new RepeatedPrimitiveFieldGenerator(field); + } + } else { + switch (GetJavaType(field)) { + case JAVATYPE_MESSAGE: + return new MessageFieldGenerator(field); + case JAVATYPE_ENUM: + return new EnumFieldGenerator(field); + default: + return new PrimitiveFieldGenerator(field); + } + } +} + +FieldGeneratorMap::~FieldGeneratorMap() {} + +const FieldGenerator& FieldGeneratorMap::get( + const FieldDescriptor* field) const { + GOOGLE_CHECK_EQ(field->containing_type(), descriptor_); + return *field_generators_[field->index()]; +} + +const FieldGenerator& FieldGeneratorMap::get_extension(int index) const { + return *extension_generators_[index]; +} + +} // namespace java +} // namespace compiler +} // namespace protobuf +} // namespace google |