diff options
Diffstat (limited to 'src/google/protobuf/compiler/javanano/javanano_enum_field.cc')
| -rw-r--r-- | src/google/protobuf/compiler/javanano/javanano_enum_field.cc | 544 |
1 files changed, 0 insertions, 544 deletions
diff --git a/src/google/protobuf/compiler/javanano/javanano_enum_field.cc b/src/google/protobuf/compiler/javanano/javanano_enum_field.cc deleted file mode 100644 index 26bc7f85..00000000 --- a/src/google/protobuf/compiler/javanano/javanano_enum_field.cc +++ /dev/null @@ -1,544 +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 <string> - -#include <google/protobuf/compiler/javanano/javanano_enum_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> - -namespace google { -namespace protobuf { -namespace compiler { -namespace javanano { - -namespace { - -// TODO(kenton): Factor out a "SetCommonFieldVariables()" to get rid of -// repeat code between this and the other field types. -void SetEnumVariables(const Params& params, - const FieldDescriptor* descriptor, std::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() - && !params.reftypes_primitive_enums() - && !descriptor->is_repeated()) { - (*variables)["type"] = "java.lang.Integer"; - (*variables)["default"] = "null"; - } else { - (*variables)["type"] = "int"; - (*variables)["default"] = DefaultValue(params, descriptor); - } - (*variables)["repeated_default"] = - "com.google.protobuf.nano.WireFormatNano.EMPTY_INT_ARRAY"; - (*variables)["tag"] = SimpleItoa(internal::WireFormat::MakeTag(descriptor)); - (*variables)["tag_size"] = SimpleItoa( - internal::WireFormat::TagSize(descriptor->number(), descriptor->type())); - (*variables)["non_packed_tag"] = SimpleItoa( - internal::WireFormatLite::MakeTag(descriptor->number(), - internal::WireFormat::WireTypeForFieldType(descriptor->type()))); - (*variables)["message_name"] = descriptor->containing_type()->name(); - const EnumDescriptor* enum_type = descriptor->enum_type(); - (*variables)["message_type_intdef"] = "@" - + ToJavaName(params, enum_type->name(), true, - enum_type->containing_type(), enum_type->file()); -} - -void LoadEnumValues(const Params& params, - const EnumDescriptor* enum_descriptor, vector<string>* canonical_values) { - string enum_class_name = ClassName(params, enum_descriptor); - for (int i = 0; i < enum_descriptor->value_count(); i++) { - const EnumValueDescriptor* value = enum_descriptor->value(i); - const EnumValueDescriptor* canonical_value = - enum_descriptor->FindValueByNumber(value->number()); - if (value == canonical_value) { - canonical_values->push_back( - enum_class_name + "." + RenameJavaKeywords(value->name())); - } - } -} - -void PrintCaseLabels( - io::Printer* printer, const vector<string>& canonical_values) { - for (int i = 0; i < canonical_values.size(); i++) { - printer->Print( - " case $value$:\n", - "value", canonical_values[i]); - } -} - -} // namespace - -// =================================================================== - -EnumFieldGenerator:: -EnumFieldGenerator(const FieldDescriptor* descriptor, const Params& params) - : FieldGenerator(params), descriptor_(descriptor) { - SetEnumVariables(params, descriptor, &variables_); - LoadEnumValues(params, descriptor->enum_type(), &canonical_values_); -} - -EnumFieldGenerator::~EnumFieldGenerator() {} - -void EnumFieldGenerator:: -GenerateMembers(io::Printer* printer, bool /* unused lazy_init */) const { - if (params_.generate_intdefs()) { - printer->Print(variables_, "$message_type_intdef$\n"); - } - printer->Print(variables_, "public $type$ $name$;\n"); - - if (params_.generate_has()) { - printer->Print(variables_, - "public boolean has$capitalized_name$;\n"); - } -} - -void EnumFieldGenerator:: -GenerateClearCode(io::Printer* printer) const { - printer->Print(variables_, - "$name$ = $default$;\n"); - - if (params_.generate_has()) { - printer->Print(variables_, - "has$capitalized_name$ = false;\n"); - } -} - -void EnumFieldGenerator:: -GenerateMergingCode(io::Printer* printer) const { - printer->Print(variables_, - "int value = input.readInt32();\n" - "switch (value) {\n"); - PrintCaseLabels(printer, canonical_values_); - printer->Print(variables_, - " this.$name$ = value;\n"); - if (params_.generate_has()) { - printer->Print(variables_, - " has$capitalized_name$ = true;\n"); - } - printer->Print( - " break;\n" - "}\n"); - // No default case: in case of invalid value from the wire, preserve old - // field value. Also we are not storing the invalid value into the unknown - // fields, because there is no way to get the value out. -} - -void EnumFieldGenerator:: -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.writeInt32($number$, this.$name$);\n"); - } else { - if (params_.generate_has()) { - printer->Print(variables_, - "if (this.$name$ != $default$ || has$capitalized_name$) {\n"); - } else { - printer->Print(variables_, - "if (this.$name$ != $default$) {\n"); - } - printer->Print(variables_, - " output.writeInt32($number$, this.$name$);\n" - "}\n"); - } -} - -void EnumFieldGenerator:: -GenerateSerializedSizeCode(io::Printer* printer) const { - if (descriptor_->is_required() && !params_.generate_has()) { - printer->Print(variables_, - "size += com.google.protobuf.nano.CodedOutputByteBufferNano\n" - " .computeInt32Size($number$, this.$name$);\n"); - } else { - if (params_.generate_has()) { - printer->Print(variables_, - "if (this.$name$ != $default$ || has$capitalized_name$) {\n"); - } else { - printer->Print(variables_, - "if (this.$name$ != $default$) {\n"); - } - printer->Print(variables_, - " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n" - " .computeInt32Size($number$, this.$name$);\n" - "}\n"); - } -} - -void EnumFieldGenerator::GenerateEqualsCode(io::Printer* printer) const { - if (params_.use_reference_types_for_primitives() - && !params_.reftypes_primitive_enums()) { - printer->Print(variables_, - "if (this.$name$ == null) {\n" - " if (other.$name$ != null) {\n" - " return false;\n" - " }\n" - "} else if (!this.$name$.equals(other.$name$)) {\n" - " return false;" - "}\n"); - } else { - // 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. - 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 EnumFieldGenerator::GenerateHashCodeCode(io::Printer* printer) const { - printer->Print( - "result = 31 * result + "); - if (params_.use_reference_types_for_primitives() - && !params_.reftypes_primitive_enums()) { - printer->Print(variables_, - "(this.$name$ == null ? 0 : this.$name$)"); - } else { - printer->Print(variables_, - "this.$name$"); - } - printer->Print(";\n"); -} - -// =================================================================== - -AccessorEnumFieldGenerator:: -AccessorEnumFieldGenerator(const FieldDescriptor* descriptor, - const Params& params, int has_bit_index) - : FieldGenerator(params), descriptor_(descriptor) { - SetEnumVariables(params, descriptor, &variables_); - LoadEnumValues(params, descriptor->enum_type(), &canonical_values_); - SetBitOperationVariables("has", has_bit_index, &variables_); -} - -AccessorEnumFieldGenerator::~AccessorEnumFieldGenerator() {} - -void AccessorEnumFieldGenerator:: -GenerateMembers(io::Printer* printer, bool /* unused lazy_init */) const { - printer->Print(variables_, "private int $name$_;\n"); - if (params_.generate_intdefs()) { - printer->Print(variables_, "$message_type_intdef$\n"); - } - printer->Print(variables_, - "public int get$capitalized_name$() {\n" - " return $name$_;\n" - "}\n" - "public $message_name$ set$capitalized_name$("); - if (params_.generate_intdefs()) { - printer->Print(variables_, - "\n" - " $message_type_intdef$ "); - } - printer->Print(variables_, - "int value) {\n" - " $name$_ = 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" - " $name$_ = $default$;\n" - " $clear_has$;\n" - " return this;\n" - "}\n"); -} - -void AccessorEnumFieldGenerator:: -GenerateClearCode(io::Printer* printer) const { - printer->Print(variables_, - "$name$_ = $default$;\n"); -} - -void AccessorEnumFieldGenerator:: -GenerateMergingCode(io::Printer* printer) const { - printer->Print(variables_, - "int value = input.readInt32();\n" - "switch (value) {\n"); - PrintCaseLabels(printer, canonical_values_); - printer->Print(variables_, - " $name$_ = value;\n" - " $set_has$;\n" - " break;\n" - "}\n"); - // No default case: in case of invalid value from the wire, preserve old - // field value. Also we are not storing the invalid value into the unknown - // fields, because there is no way to get the value out. -} - -void AccessorEnumFieldGenerator:: -GenerateSerializationCode(io::Printer* printer) const { - printer->Print(variables_, - "if ($get_has$) {\n" - " output.writeInt32($number$, $name$_);\n" - "}\n"); -} - -void AccessorEnumFieldGenerator:: -GenerateSerializedSizeCode(io::Printer* printer) const { - printer->Print(variables_, - "if ($get_has$) {\n" - " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n" - " .computeInt32Size($number$, $name$_);\n" - "}\n"); -} - -void AccessorEnumFieldGenerator:: -GenerateEqualsCode(io::Printer* printer) const { - printer->Print(variables_, - "if ($different_has$\n" - " || $name$_ != other.$name$_) {\n" - " return false;\n" - "}\n"); -} - -void AccessorEnumFieldGenerator:: -GenerateHashCodeCode(io::Printer* printer) const { - printer->Print(variables_, - "result = 31 * result + $name$_;\n"); -} - -// =================================================================== - -RepeatedEnumFieldGenerator:: -RepeatedEnumFieldGenerator(const FieldDescriptor* descriptor, const Params& params) - : FieldGenerator(params), descriptor_(descriptor) { - SetEnumVariables(params, descriptor, &variables_); - LoadEnumValues(params, descriptor->enum_type(), &canonical_values_); -} - -RepeatedEnumFieldGenerator::~RepeatedEnumFieldGenerator() {} - -void RepeatedEnumFieldGenerator:: -GenerateMembers(io::Printer* printer, bool /* unused lazy_init */) const { - printer->Print(variables_, - "public $type$[] $name$;\n"); -} - -void RepeatedEnumFieldGenerator:: -GenerateClearCode(io::Printer* printer) const { - printer->Print(variables_, - "$name$ = $repeated_default$;\n"); -} - -void RepeatedEnumFieldGenerator:: -GenerateMergingCode(io::Printer* printer) const { - // First, figure out the maximum length of the array, then parse, - // and finally copy the valid values to the field. - printer->Print(variables_, - "int length = com.google.protobuf.nano.WireFormatNano\n" - " .getRepeatedFieldArrayLength(input, $non_packed_tag$);\n" - "int[] validValues = new int[length];\n" - "int validCount = 0;\n" - "for (int i = 0; i < length; i++) {\n" - " if (i != 0) { // tag for first value already consumed.\n" - " input.readTag();\n" - " }\n" - " int value = input.readInt32();\n" - " switch (value) {\n"); - printer->Indent(); - PrintCaseLabels(printer, canonical_values_); - printer->Outdent(); - printer->Print(variables_, - " validValues[validCount++] = value;\n" - " break;\n" - " }\n" - "}\n" - "if (validCount != 0) {\n" - " int i = this.$name$ == null ? 0 : this.$name$.length;\n" - " if (i == 0 && validCount == validValues.length) {\n" - " this.$name$ = validValues;\n" - " } else {\n" - " int[] newArray = new int[i + validCount];\n" - " if (i != 0) {\n" - " java.lang.System.arraycopy(this.$name$, 0, newArray, 0, i);\n" - " }\n" - " java.lang.System.arraycopy(validValues, 0, newArray, i, validCount);\n" - " this.$name$ = newArray;\n" - " }\n" - "}\n"); -} - -void RepeatedEnumFieldGenerator:: -GenerateMergingCodeFromPacked(io::Printer* printer) const { - printer->Print(variables_, - "int bytes = input.readRawVarint32();\n" - "int limit = input.pushLimit(bytes);\n" - "// First pass to compute array length.\n" - "int arrayLength = 0;\n" - "int startPos = input.getPosition();\n" - "while (input.getBytesUntilLimit() > 0) {\n" - " switch (input.readInt32()) {\n"); - printer->Indent(); - PrintCaseLabels(printer, canonical_values_); - printer->Outdent(); - printer->Print(variables_, - " arrayLength++;\n" - " break;\n" - " }\n" - "}\n" - "if (arrayLength != 0) {\n" - " input.rewindToPosition(startPos);\n" - " int i = this.$name$ == null ? 0 : this.$name$.length;\n" - " int[] newArray = new int[i + arrayLength];\n" - " if (i != 0) {\n" - " java.lang.System.arraycopy(this.$name$, 0, newArray, 0, i);\n" - " }\n" - " while (input.getBytesUntilLimit() > 0) {\n" - " int value = input.readInt32();\n" - " switch (value) {\n"); - printer->Indent(); - printer->Indent(); - PrintCaseLabels(printer, canonical_values_); - printer->Outdent(); - printer->Outdent(); - printer->Print(variables_, - " newArray[i++] = value;\n" - " break;\n" - " }\n" - " }\n" - " this.$name$ = newArray;\n" - "}\n" - "input.popLimit(limit);\n"); -} - -void RepeatedEnumFieldGenerator:: -GenerateRepeatedDataSizeCode(io::Printer* printer) const { - // Creates a variable dataSize and puts the serialized size in there. - printer->Print(variables_, - "int dataSize = 0;\n" - "for (int i = 0; i < this.$name$.length; i++) {\n" - " int element = this.$name$[i];\n" - " dataSize += com.google.protobuf.nano.CodedOutputByteBufferNano\n" - " .computeInt32SizeNoTag(element);\n" - "}\n"); -} - -void RepeatedEnumFieldGenerator:: -GenerateSerializationCode(io::Printer* printer) const { - printer->Print(variables_, - "if (this.$name$ != null && this.$name$.length > 0) {\n"); - printer->Indent(); - - if (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.writeRawVarint32(this.$name$[i]);\n" - "}\n"); - } else { - printer->Print(variables_, - "for (int i = 0; i < this.$name$.length; i++) {\n" - " output.writeInt32($number$, this.$name$[i]);\n" - "}\n"); - } - - printer->Outdent(); - printer->Print(variables_, - "}\n"); -} - -void RepeatedEnumFieldGenerator:: -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_->options().packed()) { - printer->Print(variables_, - "size += $tag_size$;\n" - "size += com.google.protobuf.nano.CodedOutputByteBufferNano\n" - " .computeRawVarint32Size(dataSize);\n"); - } else { - printer->Print(variables_, - "size += $tag_size$ * this.$name$.length;\n"); - } - - printer->Outdent(); - - printer->Print( - "}\n"); -} - -void RepeatedEnumFieldGenerator:: -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 RepeatedEnumFieldGenerator:: -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 RepeatedEnumFieldGenerator:: -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 |