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Unified Diff: third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc

Issue 1322483002: Revert https://codereview.chromium.org/1291903002 (protobuf roll). (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 4 months ago
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Index: third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc
diff --git a/third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc b/third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc
deleted file mode 100644
index 978abf2ce404592e62d33060944bd82b4bd89dfc..0000000000000000000000000000000000000000
--- a/third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc
+++ /dev/null
@@ -1,968 +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 <map>
-#include <math.h>
-#include <string>
-
-#include <google/protobuf/compiler/javanano/javanano_primitive_field.h>
-#include <google/protobuf/stubs/common.h>
-#include <google/protobuf/compiler/javanano/javanano_helpers.h>
-#include <google/protobuf/io/printer.h>
-#include <google/protobuf/wire_format.h>
-#include <google/protobuf/stubs/strutil.h>
-#include <google/protobuf/stubs/substitute.h>
-
-namespace google {
-namespace protobuf {
-namespace compiler {
-namespace javanano {
-
-using internal::WireFormat;
-using internal::WireFormatLite;
-
-namespace {
-
-bool IsReferenceType(JavaType type) {
- switch (type) {
- case JAVATYPE_INT : return false;
- case JAVATYPE_LONG : return false;
- case JAVATYPE_FLOAT : return false;
- case JAVATYPE_DOUBLE : return false;
- case JAVATYPE_BOOLEAN: return false;
- case JAVATYPE_STRING : return true;
- case JAVATYPE_BYTES : return true;
- case JAVATYPE_ENUM : return false;
- case JAVATYPE_MESSAGE: return true;
-
- // No default because we want the compiler to complain if any new
- // JavaTypes are added.
- }
-
- GOOGLE_LOG(FATAL) << "Can't get here.";
- return false;
-}
-
-bool IsArrayType(JavaType type) {
- switch (type) {
- case JAVATYPE_INT : return false;
- case JAVATYPE_LONG : return false;
- case JAVATYPE_FLOAT : return false;
- case JAVATYPE_DOUBLE : return false;
- case JAVATYPE_BOOLEAN: return false;
- case JAVATYPE_STRING : return false;
- case JAVATYPE_BYTES : return true;
- case JAVATYPE_ENUM : return false;
- case JAVATYPE_MESSAGE: return false;
-
- // No default because we want the compiler to complain if any new
- // JavaTypes are added.
- }
-
- GOOGLE_LOG(FATAL) << "Can't get here.";
- return false;
-}
-
-const char* GetCapitalizedType(const FieldDescriptor* field) {
- switch (field->type()) {
- case FieldDescriptor::TYPE_INT32 : return "Int32" ;
- case FieldDescriptor::TYPE_UINT32 : return "UInt32" ;
- case FieldDescriptor::TYPE_SINT32 : return "SInt32" ;
- case FieldDescriptor::TYPE_FIXED32 : return "Fixed32" ;
- case FieldDescriptor::TYPE_SFIXED32: return "SFixed32";
- case FieldDescriptor::TYPE_INT64 : return "Int64" ;
- case FieldDescriptor::TYPE_UINT64 : return "UInt64" ;
- case FieldDescriptor::TYPE_SINT64 : return "SInt64" ;
- case FieldDescriptor::TYPE_FIXED64 : return "Fixed64" ;
- case FieldDescriptor::TYPE_SFIXED64: return "SFixed64";
- case FieldDescriptor::TYPE_FLOAT : return "Float" ;
- case FieldDescriptor::TYPE_DOUBLE : return "Double" ;
- case FieldDescriptor::TYPE_BOOL : return "Bool" ;
- case FieldDescriptor::TYPE_STRING : return "String" ;
- case FieldDescriptor::TYPE_BYTES : return "Bytes" ;
- case FieldDescriptor::TYPE_ENUM : return "Enum" ;
- case FieldDescriptor::TYPE_GROUP : return "Group" ;
- case FieldDescriptor::TYPE_MESSAGE : return "Message" ;
-
- // No default because we want the compiler to complain if any new
- // types are added.
- }
-
- GOOGLE_LOG(FATAL) << "Can't get here.";
- return NULL;
-}
-
-// For encodings with fixed sizes, returns that size in bytes. Otherwise
-// returns -1.
-int FixedSize(FieldDescriptor::Type type) {
- switch (type) {
- case FieldDescriptor::TYPE_INT32 : return -1;
- case FieldDescriptor::TYPE_INT64 : return -1;
- case FieldDescriptor::TYPE_UINT32 : return -1;
- case FieldDescriptor::TYPE_UINT64 : return -1;
- case FieldDescriptor::TYPE_SINT32 : return -1;
- case FieldDescriptor::TYPE_SINT64 : return -1;
- case FieldDescriptor::TYPE_FIXED32 : return WireFormatLite::kFixed32Size;
- case FieldDescriptor::TYPE_FIXED64 : return WireFormatLite::kFixed64Size;
- case FieldDescriptor::TYPE_SFIXED32: return WireFormatLite::kSFixed32Size;
- case FieldDescriptor::TYPE_SFIXED64: return WireFormatLite::kSFixed64Size;
- case FieldDescriptor::TYPE_FLOAT : return WireFormatLite::kFloatSize;
- case FieldDescriptor::TYPE_DOUBLE : return WireFormatLite::kDoubleSize;
-
- case FieldDescriptor::TYPE_BOOL : return WireFormatLite::kBoolSize;
- case FieldDescriptor::TYPE_ENUM : return -1;
-
- case FieldDescriptor::TYPE_STRING : return -1;
- case FieldDescriptor::TYPE_BYTES : return -1;
- case FieldDescriptor::TYPE_GROUP : return -1;
- case FieldDescriptor::TYPE_MESSAGE : return -1;
-
- // No default because we want the compiler to complain if any new
- // types are added.
- }
- GOOGLE_LOG(FATAL) << "Can't get here.";
- return -1;
-}
-
-bool AllAscii(const string& text) {
- for (int i = 0; i < text.size(); i++) {
- if ((text[i] & 0x80) != 0) {
- return false;
- }
- }
- return true;
-}
-
-
-void SetPrimitiveVariables(const FieldDescriptor* descriptor, const Params params,
- map<string, string>* variables) {
- (*variables)["name"] =
- RenameJavaKeywords(UnderscoresToCamelCase(descriptor));
- (*variables)["capitalized_name"] =
- RenameJavaKeywords(UnderscoresToCapitalizedCamelCase(descriptor));
- (*variables)["number"] = SimpleItoa(descriptor->number());
- if (params.use_reference_types_for_primitives()
- && !descriptor->is_repeated()) {
- (*variables)["type"] = BoxedPrimitiveTypeName(GetJavaType(descriptor));
- } else {
- (*variables)["type"] = PrimitiveTypeName(GetJavaType(descriptor));
- }
- // Deals with defaults. For C++-string types (string and bytes),
- // we might need to have the generated code do the unicode decoding
- // (see comments in InternalNano.java for gory details.). We would
- // like to do this once into a static field and re-use that from
- // then on.
- if (descriptor->cpp_type() == FieldDescriptor::CPPTYPE_STRING &&
- !descriptor->default_value_string().empty() &&
- !params.use_reference_types_for_primitives()) {
- if (descriptor->type() == FieldDescriptor::TYPE_BYTES) {
- (*variables)["default"] = DefaultValue(params, descriptor);
- (*variables)["default_constant"] = FieldDefaultConstantName(descriptor);
- (*variables)["default_constant_value"] = strings::Substitute(
- "com.google.protobuf.nano.InternalNano.bytesDefaultValue(\"$0\")",
- CEscape(descriptor->default_value_string()));
- (*variables)["default_copy_if_needed"] =
- (*variables)["default"] + ".clone()";
- } else if (AllAscii(descriptor->default_value_string())) {
- // All chars are ASCII. In this case directly referencing a
- // CEscape()'d string literal works fine.
- (*variables)["default"] =
- "\"" + CEscape(descriptor->default_value_string()) + "\"";
- (*variables)["default_copy_if_needed"] = (*variables)["default"];
- } else {
- // Strings where some chars are non-ASCII. We need to save the
- // default value.
- (*variables)["default"] = DefaultValue(params, descriptor);
- (*variables)["default_constant"] = FieldDefaultConstantName(descriptor);
- (*variables)["default_constant_value"] = strings::Substitute(
- "com.google.protobuf.nano.InternalNano.stringDefaultValue(\"$0\")",
- CEscape(descriptor->default_value_string()));
- (*variables)["default_copy_if_needed"] = (*variables)["default"];
- }
- } else {
- // Non-string, non-bytes field. Defaults are literals.
- (*variables)["default"] = DefaultValue(params, descriptor);
- (*variables)["default_copy_if_needed"] = (*variables)["default"];
- }
- (*variables)["boxed_type"] = BoxedPrimitiveTypeName(GetJavaType(descriptor));
- (*variables)["capitalized_type"] = GetCapitalizedType(descriptor);
- (*variables)["tag"] = SimpleItoa(WireFormat::MakeTag(descriptor));
- (*variables)["tag_size"] = SimpleItoa(
- WireFormat::TagSize(descriptor->number(), descriptor->type()));
- (*variables)["non_packed_tag"] = SimpleItoa(
- internal::WireFormatLite::MakeTag(descriptor->number(),
- internal::WireFormat::WireTypeForFieldType(descriptor->type())));
- int fixed_size = FixedSize(descriptor->type());
- if (fixed_size != -1) {
- (*variables)["fixed_size"] = SimpleItoa(fixed_size);
- }
- (*variables)["message_name"] = descriptor->containing_type()->name();
- (*variables)["empty_array_name"] = EmptyArrayName(params, descriptor);
-}
-} // namespace
-
-// ===================================================================
-
-PrimitiveFieldGenerator::
-PrimitiveFieldGenerator(const FieldDescriptor* descriptor, const Params& params)
- : FieldGenerator(params), descriptor_(descriptor) {
- SetPrimitiveVariables(descriptor, params, &variables_);
-}
-
-PrimitiveFieldGenerator::~PrimitiveFieldGenerator() {}
-
-bool PrimitiveFieldGenerator::SavedDefaultNeeded() const {
- return variables_.find("default_constant") != variables_.end();
-}
-
-void PrimitiveFieldGenerator::GenerateInitSavedDefaultCode(io::Printer* printer) const {
- if (variables_.find("default_constant") != variables_.end()) {
- printer->Print(variables_,
- "$default_constant$ = $default_constant_value$;\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateMembers(io::Printer* printer, bool lazy_init) const {
- if (variables_.find("default_constant") != variables_.end()) {
- // Those primitive types that need a saved default.
- if (lazy_init) {
- printer->Print(variables_,
- "private static $type$ $default_constant$;\n");
- } else {
- printer->Print(variables_,
- "private static final $type$ $default_constant$ =\n"
- " $default_constant_value$;\n");
- }
- }
-
- printer->Print(variables_,
- "public $type$ $name$;\n");
-
- if (params_.generate_has()) {
- printer->Print(variables_,
- "public boolean has$capitalized_name$;\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateClearCode(io::Printer* printer) const {
- printer->Print(variables_,
- "$name$ = $default_copy_if_needed$;\n");
-
- if (params_.generate_has()) {
- printer->Print(variables_,
- "has$capitalized_name$ = false;\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateMergingCode(io::Printer* printer) const {
- printer->Print(variables_,
- "this.$name$ = input.read$capitalized_type$();\n");
-
- if (params_.generate_has()) {
- printer->Print(variables_,
- "has$capitalized_name$ = true;\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateSerializationConditional(io::Printer* printer) const {
- if (params_.use_reference_types_for_primitives()) {
- // For reference type mode, serialize based on equality
- // to null.
- printer->Print(variables_,
- "if (this.$name$ != null) {\n");
- return;
- }
- if (params_.generate_has()) {
- printer->Print(variables_,
- "if (has$capitalized_name$ || ");
- } else {
- printer->Print(variables_,
- "if (");
- }
- JavaType java_type = GetJavaType(descriptor_);
- if (IsArrayType(java_type)) {
- printer->Print(variables_,
- "!java.util.Arrays.equals(this.$name$, $default$)) {\n");
- } else if (IsReferenceType(java_type)) {
- printer->Print(variables_,
- "!this.$name$.equals($default$)) {\n");
- } else if (java_type == JAVATYPE_FLOAT) {
- printer->Print(variables_,
- "java.lang.Float.floatToIntBits(this.$name$)\n"
- " != java.lang.Float.floatToIntBits($default$)) {\n");
- } else if (java_type == JAVATYPE_DOUBLE) {
- printer->Print(variables_,
- "java.lang.Double.doubleToLongBits(this.$name$)\n"
- " != java.lang.Double.doubleToLongBits($default$)) {\n");
- } else {
- printer->Print(variables_,
- "this.$name$ != $default$) {\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateSerializationCode(io::Printer* printer) const {
- if (descriptor_->is_required() && !params_.generate_has()) {
- // Always serialize a required field if we don't have the 'has' signal.
- printer->Print(variables_,
- "output.write$capitalized_type$($number$, this.$name$);\n");
- } else {
- GenerateSerializationConditional(printer);
- printer->Print(variables_,
- " output.write$capitalized_type$($number$, this.$name$);\n"
- "}\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateSerializedSizeCode(io::Printer* printer) const {
- if (descriptor_->is_required() && !params_.generate_has()) {
- printer->Print(variables_,
- "size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$capitalized_type$Size($number$, this.$name$);\n");
- } else {
- GenerateSerializationConditional(printer);
- printer->Print(variables_,
- " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$capitalized_type$Size($number$, this.$name$);\n"
- "}\n");
- }
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateFixClonedCode(io::Printer* printer) const {
- printer->Print(variables_,
- "if (this.$name$ != null && this.$name$.length > 0) {\n"
- " cloned.$name$ = this.$name$.clone();\n"
- "}\n");
-}
-
-void PrimitiveFieldGenerator::
-GenerateEqualsCode(io::Printer* printer) const {
- // We define equality as serialized form equality. If generate_has(),
- // then if the field value equals the default value in both messages,
- // but one's 'has' field is set and the other's is not, the serialized
- // forms are different and we should return false.
- JavaType java_type = GetJavaType(descriptor_);
- if (java_type == JAVATYPE_BYTES) {
- printer->Print(variables_,
- "if (!java.util.Arrays.equals(this.$name$, other.$name$)");
- if (params_.generate_has()) {
- printer->Print(variables_,
- "\n"
- " || (java.util.Arrays.equals(this.$name$, $default$)\n"
- " && this.has$capitalized_name$ != other.has$capitalized_name$)");
- }
- printer->Print(") {\n"
- " return false;\n"
- "}\n");
- } else if (java_type == JAVATYPE_STRING
- || params_.use_reference_types_for_primitives()) {
- printer->Print(variables_,
- "if (this.$name$ == null) {\n"
- " if (other.$name$ != null) {\n"
- " return false;\n"
- " }\n"
- "} else if (!this.$name$.equals(other.$name$)");
- if (params_.generate_has()) {
- printer->Print(variables_,
- "\n"
- " || (this.$name$.equals($default$)\n"
- " && this.has$capitalized_name$ != other.has$capitalized_name$)");
- }
- printer->Print(") {\n"
- " return false;\n"
- "}\n");
- } else if (java_type == JAVATYPE_FLOAT) {
- printer->Print(variables_,
- "{\n"
- " int bits = java.lang.Float.floatToIntBits(this.$name$);\n"
- " if (bits != java.lang.Float.floatToIntBits(other.$name$)");
- if (params_.generate_has()) {
- printer->Print(variables_,
- "\n"
- " || (bits == java.lang.Float.floatToIntBits($default$)\n"
- " && this.has$capitalized_name$ != other.has$capitalized_name$)");
- }
- printer->Print(") {\n"
- " return false;\n"
- " }\n"
- "}\n");
- } else if (java_type == JAVATYPE_DOUBLE) {
- printer->Print(variables_,
- "{\n"
- " long bits = java.lang.Double.doubleToLongBits(this.$name$);\n"
- " if (bits != java.lang.Double.doubleToLongBits(other.$name$)");
- if (params_.generate_has()) {
- printer->Print(variables_,
- "\n"
- " || (bits == java.lang.Double.doubleToLongBits($default$)\n"
- " && this.has$capitalized_name$ != other.has$capitalized_name$)");
- }
- printer->Print(") {\n"
- " return false;\n"
- " }\n"
- "}\n");
- } else {
- printer->Print(variables_,
- "if (this.$name$ != other.$name$");
- if (params_.generate_has()) {
- printer->Print(variables_,
- "\n"
- " || (this.$name$ == $default$\n"
- " && this.has$capitalized_name$ != other.has$capitalized_name$)");
- }
- printer->Print(") {\n"
- " return false;\n"
- "}\n");
- }
-}
-
-void PrimitiveFieldGenerator::
-GenerateHashCodeCode(io::Printer* printer) const {
- JavaType java_type = GetJavaType(descriptor_);
- if (java_type == JAVATYPE_BYTES) {
- printer->Print(variables_,
- "result = 31 * result + java.util.Arrays.hashCode(this.$name$);\n");
- } else if (java_type == JAVATYPE_STRING
- || params_.use_reference_types_for_primitives()) {
- printer->Print(variables_,
- "result = 31 * result\n"
- " + (this.$name$ == null ? 0 : this.$name$.hashCode());\n");
- } else {
- switch (java_type) {
- // For all Java primitive types below, the hash codes match the
- // results of BoxedType.valueOf(primitiveValue).hashCode().
- case JAVATYPE_INT:
- printer->Print(variables_,
- "result = 31 * result + this.$name$;\n");
- break;
- case JAVATYPE_LONG:
- printer->Print(variables_,
- "result = 31 * result\n"
- " + (int) (this.$name$ ^ (this.$name$ >>> 32));\n");
- break;
- case JAVATYPE_FLOAT:
- printer->Print(variables_,
- "result = 31 * result\n"
- " + java.lang.Float.floatToIntBits(this.$name$);\n");
- break;
- case JAVATYPE_DOUBLE:
- printer->Print(variables_,
- "{\n"
- " long v = java.lang.Double.doubleToLongBits(this.$name$);\n"
- " result = 31 * result + (int) (v ^ (v >>> 32));\n"
- "}\n");
- break;
- case JAVATYPE_BOOLEAN:
- printer->Print(variables_,
- "result = 31 * result + (this.$name$ ? 1231 : 1237);\n");
- break;
- default:
- GOOGLE_LOG(ERROR) << "unknown java type for primitive field";
- break;
- }
- }
-}
-
-// ===================================================================
-
-AccessorPrimitiveFieldGenerator::
-AccessorPrimitiveFieldGenerator(const FieldDescriptor* descriptor,
- const Params& params, int has_bit_index)
- : FieldGenerator(params), descriptor_(descriptor) {
- SetPrimitiveVariables(descriptor, params, &variables_);
- SetBitOperationVariables("has", has_bit_index, &variables_);
-}
-
-AccessorPrimitiveFieldGenerator::~AccessorPrimitiveFieldGenerator() {}
-
-bool AccessorPrimitiveFieldGenerator::SavedDefaultNeeded() const {
- return variables_.find("default_constant") != variables_.end();
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateInitSavedDefaultCode(io::Printer* printer) const {
- if (variables_.find("default_constant") != variables_.end()) {
- printer->Print(variables_,
- "$default_constant$ = $default_constant_value$;\n");
- }
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateMembers(io::Printer* printer, bool lazy_init) const {
- if (variables_.find("default_constant") != variables_.end()) {
- // Those primitive types that need a saved default.
- if (lazy_init) {
- printer->Print(variables_,
- "private static $type$ $default_constant$;\n");
- } else {
- printer->Print(variables_,
- "private static final $type$ $default_constant$ =\n"
- " $default_constant_value$;\n");
- }
- }
- printer->Print(variables_,
- "private $type$ $name$_;\n"
- "public $type$ get$capitalized_name$() {\n"
- " return $name$_;\n"
- "}\n"
- "public $message_name$ set$capitalized_name$($type$ value) {\n");
- if (IsReferenceType(GetJavaType(descriptor_))) {
- printer->Print(variables_,
- " if (value == null) {\n"
- " throw new java.lang.NullPointerException();\n"
- " }\n");
- }
- printer->Print(variables_,
- " $name$_ = value;\n"
- " $set_has$;\n"
- " return this;\n"
- "}\n"
- "public boolean has$capitalized_name$() {\n"
- " return $get_has$;\n"
- "}\n"
- "public $message_name$ clear$capitalized_name$() {\n"
- " $name$_ = $default_copy_if_needed$;\n"
- " $clear_has$;\n"
- " return this;\n"
- "}\n");
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateClearCode(io::Printer* printer) const {
- printer->Print(variables_,
- "$name$_ = $default_copy_if_needed$;\n");
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateMergingCode(io::Printer* printer) const {
- printer->Print(variables_,
- "$name$_ = input.read$capitalized_type$();\n"
- "$set_has$;\n");
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateSerializationCode(io::Printer* printer) const {
- printer->Print(variables_,
- "if ($get_has$) {\n"
- " output.write$capitalized_type$($number$, $name$_);\n"
- "}\n");
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateSerializedSizeCode(io::Printer* printer) const {
- printer->Print(variables_,
- "if ($get_has$) {\n"
- " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$capitalized_type$Size($number$, $name$_);\n"
- "}\n");
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateEqualsCode(io::Printer* printer) const {
- switch (GetJavaType(descriptor_)) {
- // For all Java primitive types below, the equality checks match the
- // results of BoxedType.valueOf(primitiveValue).equals(otherValue).
- case JAVATYPE_FLOAT:
- printer->Print(variables_,
- "if ($different_has$\n"
- " || java.lang.Float.floatToIntBits($name$_)\n"
- " != java.lang.Float.floatToIntBits(other.$name$_)) {\n"
- " return false;\n"
- "}\n");
- break;
- case JAVATYPE_DOUBLE:
- printer->Print(variables_,
- "if ($different_has$\n"
- " || java.lang.Double.doubleToLongBits($name$_)\n"
- " != java.lang.Double.doubleToLongBits(other.$name$_)) {\n"
- " return false;\n"
- "}\n");
- break;
- case JAVATYPE_INT:
- case JAVATYPE_LONG:
- case JAVATYPE_BOOLEAN:
- printer->Print(variables_,
- "if ($different_has$\n"
- " || $name$_ != other.$name$_) {\n"
- " return false;\n"
- "}\n");
- break;
- case JAVATYPE_STRING:
- // Accessor style would guarantee $name$_ non-null
- printer->Print(variables_,
- "if ($different_has$\n"
- " || !$name$_.equals(other.$name$_)) {\n"
- " return false;\n"
- "}\n");
- break;
- case JAVATYPE_BYTES:
- // Accessor style would guarantee $name$_ non-null
- printer->Print(variables_,
- "if ($different_has$\n"
- " || !java.util.Arrays.equals($name$_, other.$name$_)) {\n"
- " return false;\n"
- "}\n");
- break;
- default:
- GOOGLE_LOG(ERROR) << "unknown java type for primitive field";
- break;
- }
-}
-
-void AccessorPrimitiveFieldGenerator::
-GenerateHashCodeCode(io::Printer* printer) const {
- switch (GetJavaType(descriptor_)) {
- // For all Java primitive types below, the hash codes match the
- // results of BoxedType.valueOf(primitiveValue).hashCode().
- case JAVATYPE_INT:
- printer->Print(variables_,
- "result = 31 * result + $name$_;\n");
- break;
- case JAVATYPE_LONG:
- printer->Print(variables_,
- "result = 31 * result + (int) ($name$_ ^ ($name$_ >>> 32));\n");
- break;
- case JAVATYPE_FLOAT:
- printer->Print(variables_,
- "result = 31 * result +\n"
- " java.lang.Float.floatToIntBits($name$_);\n");
- break;
- case JAVATYPE_DOUBLE:
- printer->Print(variables_,
- "{\n"
- " long v = java.lang.Double.doubleToLongBits($name$_);\n"
- " result = 31 * result + (int) (v ^ (v >>> 32));\n"
- "}\n");
- break;
- case JAVATYPE_BOOLEAN:
- printer->Print(variables_,
- "result = 31 * result + ($name$_ ? 1231 : 1237);\n");
- break;
- case JAVATYPE_STRING:
- // Accessor style would guarantee $name$_ non-null
- printer->Print(variables_,
- "result = 31 * result + $name$_.hashCode();\n");
- break;
- case JAVATYPE_BYTES:
- // Accessor style would guarantee $name$_ non-null
- printer->Print(variables_,
- "result = 31 * result + java.util.Arrays.hashCode($name$_);\n");
- break;
- default:
- GOOGLE_LOG(ERROR) << "unknown java type for primitive field";
- break;
- }
-}
-
-// ===================================================================
-
-PrimitiveOneofFieldGenerator::PrimitiveOneofFieldGenerator(
- const FieldDescriptor* descriptor, const Params& params)
- : FieldGenerator(params), descriptor_(descriptor) {
- SetPrimitiveVariables(descriptor, params, &variables_);
- SetCommonOneofVariables(descriptor, &variables_);
-}
-
-PrimitiveOneofFieldGenerator::~PrimitiveOneofFieldGenerator() {}
-
-void PrimitiveOneofFieldGenerator::GenerateMembers(
- io::Printer* printer, bool /*unused lazy_init*/) const {
- printer->Print(variables_,
- "public boolean has$capitalized_name$() {\n"
- " return $has_oneof_case$;\n"
- "}\n"
- "public $type$ get$capitalized_name$() {\n"
- " if ($has_oneof_case$) {\n"
- " return ($type$) ($boxed_type$) this.$oneof_name$_;\n"
- " }\n"
- " return $default$;\n"
- "}\n"
- "public $message_name$ set$capitalized_name$($type$ value) {\n"
- " $set_oneof_case$;\n"
- " this.$oneof_name$_ = value;\n"
- " return this;\n"
- "}\n");
-}
-
-void PrimitiveOneofFieldGenerator::GenerateClearCode(
- io::Printer* printer) const {
- // No clear method for oneof fields.
-}
-
-void PrimitiveOneofFieldGenerator::GenerateMergingCode(
- io::Printer* printer) const {
- printer->Print(variables_,
- "this.$oneof_name$_ = input.read$capitalized_type$();\n"
- "$set_oneof_case$;\n");
-}
-
-void PrimitiveOneofFieldGenerator::GenerateSerializationCode(
- io::Printer* printer) const {
- printer->Print(variables_,
- "if ($has_oneof_case$) {\n"
- " output.write$capitalized_type$(\n"
- " $number$, ($boxed_type$) this.$oneof_name$_);\n"
- "}\n");
-}
-
-void PrimitiveOneofFieldGenerator::GenerateSerializedSizeCode(
- io::Printer* printer) const {
- printer->Print(variables_,
- "if ($has_oneof_case$) {\n"
- " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$capitalized_type$Size(\n"
- " $number$, ($boxed_type$) this.$oneof_name$_);\n"
- "}\n");
-}
-
-void PrimitiveOneofFieldGenerator::GenerateEqualsCode(
- io::Printer* printer) const {
- GenerateOneofFieldEquals(descriptor_, variables_, printer);
-}
-
-void PrimitiveOneofFieldGenerator::GenerateHashCodeCode(
- io::Printer* printer) const {
- GenerateOneofFieldHashCode(descriptor_, variables_, printer);
-}
-
-// ===================================================================
-
-RepeatedPrimitiveFieldGenerator::RepeatedPrimitiveFieldGenerator(
- const FieldDescriptor* descriptor, const Params& params)
- : FieldGenerator(params), descriptor_(descriptor) {
- SetPrimitiveVariables(descriptor, params, &variables_);
-}
-
-RepeatedPrimitiveFieldGenerator::~RepeatedPrimitiveFieldGenerator() {}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateMembers(io::Printer* printer, bool /*unused init_defaults*/) const {
- printer->Print(variables_,
- "public $type$[] $name$;\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateClearCode(io::Printer* printer) const {
- printer->Print(variables_,
- "$name$ = $default$;\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateMergingCode(io::Printer* printer) const {
- // First, figure out the length of the array, then parse.
- printer->Print(variables_,
- "int arrayLength = com.google.protobuf.nano.WireFormatNano\n"
- " .getRepeatedFieldArrayLength(input, $non_packed_tag$);\n"
- "int i = this.$name$ == null ? 0 : this.$name$.length;\n");
-
- if (GetJavaType(descriptor_) == JAVATYPE_BYTES) {
- printer->Print(variables_,
- "byte[][] newArray = new byte[i + arrayLength][];\n");
- } else {
- printer->Print(variables_,
- "$type$[] newArray = new $type$[i + arrayLength];\n");
- }
- printer->Print(variables_,
- "if (i != 0) {\n"
- " java.lang.System.arraycopy(this.$name$, 0, newArray, 0, i);\n"
- "}\n"
- "for (; i < newArray.length - 1; i++) {\n"
- " newArray[i] = input.read$capitalized_type$();\n"
- " input.readTag();\n"
- "}\n"
- "// Last one without readTag.\n"
- "newArray[i] = input.read$capitalized_type$();\n"
- "this.$name$ = newArray;\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateMergingCodeFromPacked(io::Printer* printer) const {
- printer->Print(
- "int length = input.readRawVarint32();\n"
- "int limit = input.pushLimit(length);\n");
-
- // If we know the elements will all be of the same size, the arrayLength
- // can be calculated much more easily. However, FixedSize() returns 1 for
- // repeated bool fields, which are guaranteed to have the fixed size of
- // 1 byte per value only if we control the output. On the wire they can
- // legally appear as variable-size integers, so we need to use the slow
- // way for repeated bool fields.
- if (descriptor_->type() == FieldDescriptor::TYPE_BOOL
- || FixedSize(descriptor_->type()) == -1) {
- printer->Print(variables_,
- "// First pass to compute array length.\n"
- "int arrayLength = 0;\n"
- "int startPos = input.getPosition();\n"
- "while (input.getBytesUntilLimit() > 0) {\n"
- " input.read$capitalized_type$();\n"
- " arrayLength++;\n"
- "}\n"
- "input.rewindToPosition(startPos);\n");
- } else {
- printer->Print(variables_,
- "int arrayLength = length / $fixed_size$;\n");
- }
-
- printer->Print(variables_,
- "int i = this.$name$ == null ? 0 : this.$name$.length;\n"
- "$type$[] newArray = new $type$[i + arrayLength];\n"
- "if (i != 0) {\n"
- " java.lang.System.arraycopy(this.$name$, 0, newArray, 0, i);\n"
- "}\n"
- "for (; i < newArray.length; i++) {\n"
- " newArray[i] = input.read$capitalized_type$();\n"
- "}\n"
- "this.$name$ = newArray;\n"
- "input.popLimit(limit);\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateRepeatedDataSizeCode(io::Printer* printer) const {
- // Creates a variable dataSize and puts the serialized size in there.
- // If the element type is a Java reference type, also generates
- // dataCount which stores the number of non-null elements in the field.
- if (IsReferenceType(GetJavaType(descriptor_))) {
- printer->Print(variables_,
- "int dataCount = 0;\n"
- "int dataSize = 0;\n"
- "for (int i = 0; i < this.$name$.length; i++) {\n"
- " $type$ element = this.$name$[i];\n"
- " if (element != null) {\n"
- " dataCount++;\n"
- " dataSize += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$capitalized_type$SizeNoTag(element);\n"
- " }\n"
- "}\n");
- } else if (FixedSize(descriptor_->type()) == -1) {
- printer->Print(variables_,
- "int dataSize = 0;\n"
- "for (int i = 0; i < this.$name$.length; i++) {\n"
- " $type$ element = this.$name$[i];\n"
- " dataSize += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$capitalized_type$SizeNoTag(element);\n"
- "}\n");
- } else {
- printer->Print(variables_,
- "int dataSize = $fixed_size$ * this.$name$.length;\n");
- }
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateSerializationCode(io::Printer* printer) const {
- printer->Print(variables_,
- "if (this.$name$ != null && this.$name$.length > 0) {\n");
- printer->Indent();
-
- if (descriptor_->is_packable() && descriptor_->options().packed()) {
- GenerateRepeatedDataSizeCode(printer);
- printer->Print(variables_,
- "output.writeRawVarint32($tag$);\n"
- "output.writeRawVarint32(dataSize);\n"
- "for (int i = 0; i < this.$name$.length; i++) {\n"
- " output.write$capitalized_type$NoTag(this.$name$[i]);\n"
- "}\n");
- } else if (IsReferenceType(GetJavaType(descriptor_))) {
- printer->Print(variables_,
- "for (int i = 0; i < this.$name$.length; i++) {\n"
- " $type$ element = this.$name$[i];\n"
- " if (element != null) {\n"
- " output.write$capitalized_type$($number$, element);\n"
- " }\n"
- "}\n");
- } else {
- printer->Print(variables_,
- "for (int i = 0; i < this.$name$.length; i++) {\n"
- " output.write$capitalized_type$($number$, this.$name$[i]);\n"
- "}\n");
- }
-
- printer->Outdent();
- printer->Print("}\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateSerializedSizeCode(io::Printer* printer) const {
- printer->Print(variables_,
- "if (this.$name$ != null && this.$name$.length > 0) {\n");
- printer->Indent();
-
- GenerateRepeatedDataSizeCode(printer);
-
- printer->Print(
- "size += dataSize;\n");
- if (descriptor_->is_packable() && descriptor_->options().packed()) {
- printer->Print(variables_,
- "size += $tag_size$;\n"
- "size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .computeRawVarint32Size(dataSize);\n");
- } else if (IsReferenceType(GetJavaType(descriptor_))) {
- printer->Print(variables_,
- "size += $tag_size$ * dataCount;\n");
- } else {
- printer->Print(variables_,
- "size += $tag_size$ * this.$name$.length;\n");
- }
-
- printer->Outdent();
-
- printer->Print(
- "}\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateEqualsCode(io::Printer* printer) const {
- printer->Print(variables_,
- "if (!com.google.protobuf.nano.InternalNano.equals(\n"
- " this.$name$, other.$name$)) {\n"
- " return false;\n"
- "}\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateHashCodeCode(io::Printer* printer) const {
- printer->Print(variables_,
- "result = 31 * result\n"
- " + com.google.protobuf.nano.InternalNano.hashCode(this.$name$);\n");
-}
-
-} // namespace javanano
-} // namespace compiler
-} // namespace protobuf
-} // namespace google
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