FM / protobuf

/usr/include/google/protobuf

Name	Size	Mode	Actions
io/	-	0755	rm
stubs/	-	0755	rm
util/	-	0755	rm
any.h	6181	0644	edit dl rm
any.pb.h	17726	0644	edit dl rm
any.proto	5878	0644	edit dl rm
api.pb.h	64196	0644	edit dl rm
api.proto	7734	0644	edit dl rm
arena.h	31329	0644	edit dl rm
arenastring.h	14674	0644	edit dl rm
arena_impl.h	14316	0644	edit dl rm
descriptor.h	96357	0644	edit dl rm
descriptor.pb.h	587894	0644	edit dl rm
descriptor.proto	37986	0644	edit dl rm
descriptor_database.h	19379	0644	edit dl rm
duration.pb.h	9865	0644	edit dl rm
duration.proto	4888	0644	edit dl rm
dynamic_message.h	9986	0644	edit dl rm
empty.pb.h	7683	0644	edit dl rm
empty.proto	2422	0644	edit dl rm
extension_set.h	78461	0644	edit dl rm
extension_set_inl.h	12756	0644	edit dl rm
field_mask.pb.h	11825	0644	edit dl rm
field_mask.proto	8192	0644	edit dl rm
generated_enum_reflection.h	3954	0644	edit dl rm
generated_enum_util.h	3266	0644	edit dl rm
generated_message_reflection.h	12880	0644	edit dl rm
generated_message_table_driven.h	12610	0644	edit dl rm
generated_message_util.h	9560	0644	edit dl rm
has_bits.h	3528	0644	edit dl rm
implicit_weak_message.h	7014	0644	edit dl rm
inlined_string_field.h	9332	0644	edit dl rm
map.h	46287	0644	edit dl rm
map_entry.h	7276	0644	edit dl rm
map_entry_lite.h	26016	0644	edit dl rm
map_field.h	31208	0644	edit dl rm
map_field_inl.h	14512	0644	edit dl rm
map_field_lite.h	7559	0644	edit dl rm
map_type_handler.h	39082	0644	edit dl rm
message.h	61613	0644	edit dl rm
message_lite.h	25964	0644	edit dl rm
metadata.h	1857	0644	edit dl rm
metadata_lite.h	8260	0644	edit dl rm
parse_context.h	29812	0644	edit dl rm
port.h	2050	0644	edit dl rm
port_def.inc	17039	0644	edit dl rm
port_undef.inc	3498	0644	edit dl rm
reflection.h	22717	0644	edit dl rm
reflection_ops.h	3686	0644	edit dl rm
repeated_field.h	101032	0644	edit dl rm
service.h	13159	0644	edit dl rm
source_context.pb.h	12740	0644	edit dl rm
source_context.proto	2352	0644	edit dl rm
struct.pb.h	43629	0644	edit dl rm
struct.proto	3780	0644	edit dl rm
text_format.h	28948	0644	edit dl rm
timestamp.pb.h	9928	0644	edit dl rm
timestamp.proto	6200	0644	edit dl rm
type.pb.h	105722	0644	edit dl rm
type.proto	6129	0644	edit dl rm
unknown_field_set.h	14401	0644	edit dl rm
wire_format.h	17660	0644	edit dl rm
wire_format_lite.h	84033	0644	edit dl rm
wrappers.pb.h	61421	0644	edit dl rm
wrappers.proto	4035	0644	edit dl rm

Edit: /usr/include/google/protobuf/text_format.h (28948B)

// 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.

// Author: jschorr@google.com (Joseph Schorr)
//  Based on original Protocol Buffers design by
//  Sanjay Ghemawat, Jeff Dean, and others.
//
// Utilities for printing and parsing protocol messages in a human-readable,
// text-based format.

#ifndef GOOGLE_PROTOBUF_TEXT_FORMAT_H__
#define GOOGLE_PROTOBUF_TEXT_FORMAT_H__

#include <map>
#include <memory>
#include <string>
#include <vector>

#include <google/protobuf/stubs/common.h>
#include <google/protobuf/descriptor.h>
#include <google/protobuf/message.h>
#include <google/protobuf/message_lite.h>
#include <google/protobuf/port.h>

#include <google/protobuf/port_def.inc>

#ifdef SWIG
#error "You cannot SWIG proto headers"
#endif

namespace google {
namespace protobuf {

namespace io {
class ErrorCollector;  // tokenizer.h
}

// This class implements protocol buffer text format.  Printing and parsing
// protocol messages in text format is useful for debugging and human editing
// of messages.
//
// This class is really a namespace that contains only static methods.
class PROTOBUF_EXPORT TextFormat {
 public:
  // Outputs a textual representation of the given message to the given
  // output stream. Returns false if printing fails.
  static bool Print(const Message& message, io::ZeroCopyOutputStream* output);

// Print the fields in an UnknownFieldSet.  They are printed by tag number
  // only.  Embedded messages are heuristically identified by attempting to
  // parse them. Returns false if printing fails.
  static bool PrintUnknownFields(const UnknownFieldSet& unknown_fields,
                                 io::ZeroCopyOutputStream* output);

// Like Print(), but outputs directly to a string.
  // Note: output will be cleared prior to printing, and will be left empty
  // even if printing fails. Returns false if printing fails.
  static bool PrintToString(const Message& message, std::string* output);

// Like PrintUnknownFields(), but outputs directly to a string. Returns
  // false if printing fails.
  static bool PrintUnknownFieldsToString(const UnknownFieldSet& unknown_fields,
                                         std::string* output);

// Outputs a textual representation of the value of the field supplied on
  // the message supplied. For non-repeated fields, an index of -1 must
  // be supplied. Note that this method will print the default value for a
  // field if it is not set.
  static void PrintFieldValueToString(const Message& message,
                                      const FieldDescriptor* field, int index,
                                      std::string* output);

class PROTOBUF_EXPORT BaseTextGenerator {
   public:
    virtual ~BaseTextGenerator();

virtual void Indent() {}
    virtual void Outdent() {}
    // Returns the current indentation size in characters.
    virtual size_t GetCurrentIndentationSize() const { return 0; }

// Print text to the output stream.
    virtual void Print(const char* text, size_t size) = 0;

void PrintString(const std::string& str) { Print(str.data(), str.size()); }

template <size_t n>
    void PrintLiteral(const char (&text)[n]) {
      Print(text, n - 1);  // n includes the terminating zero character.
    }
  };

// The default printer that converts scalar values from fields into their
  // string representation.
  // You can derive from this FastFieldValuePrinter if you want to have fields
  // to be printed in a different way and register it at the Printer.
  class PROTOBUF_EXPORT FastFieldValuePrinter {
   public:
    FastFieldValuePrinter();
    virtual ~FastFieldValuePrinter();
    virtual void PrintBool(bool val, BaseTextGenerator* generator) const;
    virtual void PrintInt32(int32 val, BaseTextGenerator* generator) const;
    virtual void PrintUInt32(uint32 val, BaseTextGenerator* generator) const;
    virtual void PrintInt64(int64 val, BaseTextGenerator* generator) const;
    virtual void PrintUInt64(uint64 val, BaseTextGenerator* generator) const;
    virtual void PrintFloat(float val, BaseTextGenerator* generator) const;
    virtual void PrintDouble(double val, BaseTextGenerator* generator) const;
    virtual void PrintString(const std::string& val,
                             BaseTextGenerator* generator) const;
    virtual void PrintBytes(const std::string& val,
                            BaseTextGenerator* generator) const;
    virtual void PrintEnum(int32 val, const std::string& name,
                           BaseTextGenerator* generator) const;
    virtual void PrintFieldName(const Message& message, int field_index,
                                int field_count, const Reflection* reflection,
                                const FieldDescriptor* field,
                                BaseTextGenerator* generator) const;
    virtual void PrintFieldName(const Message& message,
                                const Reflection* reflection,
                                const FieldDescriptor* field,
                                BaseTextGenerator* generator) const;
    virtual void PrintMessageStart(const Message& message, int field_index,
                                   int field_count, bool single_line_mode,
                                   BaseTextGenerator* generator) const;
    // Allows to override the logic on how to print the content of a message.
    // Return false to use the default printing logic. Note that it is legal for
    // this function to print something and then return false to use the default
    // content printing (although at that point it would behave similarly to
    // PrintMessageStart).
    virtual bool PrintMessageContent(const Message& message, int field_index,
                                     int field_count, bool single_line_mode,
                                     BaseTextGenerator* generator) const;
    virtual void PrintMessageEnd(const Message& message, int field_index,
                                 int field_count, bool single_line_mode,
                                 BaseTextGenerator* generator) const;

private:
    GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FastFieldValuePrinter);
  };

// Deprecated: please use FastFieldValuePrinter instead.
  class PROTOBUF_EXPORT FieldValuePrinter {
   public:
    FieldValuePrinter();
    virtual ~FieldValuePrinter();
    virtual std::string PrintBool(bool val) const;
    virtual std::string PrintInt32(int32 val) const;
    virtual std::string PrintUInt32(uint32 val) const;
    virtual std::string PrintInt64(int64 val) const;
    virtual std::string PrintUInt64(uint64 val) const;
    virtual std::string PrintFloat(float val) const;
    virtual std::string PrintDouble(double val) const;
    virtual std::string PrintString(const std::string& val) const;
    virtual std::string PrintBytes(const std::string& val) const;
    virtual std::string PrintEnum(int32 val, const std::string& name) const;
    virtual std::string PrintFieldName(const Message& message,
                                       const Reflection* reflection,
                                       const FieldDescriptor* field) const;
    virtual std::string PrintMessageStart(const Message& message,
                                          int field_index, int field_count,
                                          bool single_line_mode) const;
    virtual std::string PrintMessageEnd(const Message& message, int field_index,
                                        int field_count,
                                        bool single_line_mode) const;

private:
    FastFieldValuePrinter delegate_;
    GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldValuePrinter);
  };

class PROTOBUF_EXPORT MessagePrinter {
   public:
    MessagePrinter() {}
    virtual ~MessagePrinter() {}
    virtual void Print(const Message& message, bool single_line_mode,
                       BaseTextGenerator* generator) const = 0;

private:
    GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessagePrinter);
  };

// Interface that Printers or Parsers can use to find extensions, or types
  // referenced in Any messages.
  class PROTOBUF_EXPORT Finder {
   public:
    virtual ~Finder();

// Try to find an extension of *message by fully-qualified field
    // name.  Returns NULL if no extension is known for this name or number.
    // The base implementation uses the extensions already known by the message.
    virtual const FieldDescriptor* FindExtension(Message* message,
                                                 const std::string& name) const;

// Similar to FindExtension, but uses a Descriptor and the extension number
    // instead of using a Message and the name when doing the look up.
    virtual const FieldDescriptor* FindExtensionByNumber(
        const Descriptor* descriptor, int number) const;

// Find the message type for an Any proto.
    // Returns NULL if no message is known for this name.
    // The base implementation only accepts prefixes of type.googleprod.com/ or
    // type.googleapis.com/, and searches the DescriptorPool of the parent
    // message.
    virtual const Descriptor* FindAnyType(const Message& message,
                                          const std::string& prefix,
                                          const std::string& name) const;

// Find the message factory for the given extension field. This can be used
    // to generalize the Parser to add extension fields to a message in the same
    // way as the "input" message for the Parser.
    virtual MessageFactory* FindExtensionFactory(
        const FieldDescriptor* field) const;
  };

// Class for those users which require more fine-grained control over how
  // a protobuffer message is printed out.
  class PROTOBUF_EXPORT Printer {
   public:
    Printer();

// Like TextFormat::Print
    bool Print(const Message& message, io::ZeroCopyOutputStream* output) const;
    // Like TextFormat::PrintUnknownFields
    bool PrintUnknownFields(const UnknownFieldSet& unknown_fields,
                            io::ZeroCopyOutputStream* output) const;
    // Like TextFormat::PrintToString
    bool PrintToString(const Message& message, std::string* output) const;
    // Like TextFormat::PrintUnknownFieldsToString
    bool PrintUnknownFieldsToString(const UnknownFieldSet& unknown_fields,
                                    std::string* output) const;
    // Like TextFormat::PrintFieldValueToString
    void PrintFieldValueToString(const Message& message,
                                 const FieldDescriptor* field, int index,
                                 std::string* output) const;

// Adjust the initial indent level of all output.  Each indent level is
    // equal to two spaces.
    void SetInitialIndentLevel(int indent_level) {
      initial_indent_level_ = indent_level;
    }

// If printing in single line mode, then the entire message will be output
    // on a single line with no line breaks.
    void SetSingleLineMode(bool single_line_mode) {
      single_line_mode_ = single_line_mode;
    }

bool IsInSingleLineMode() const { return single_line_mode_; }

// If use_field_number is true, uses field number instead of field name.
    void SetUseFieldNumber(bool use_field_number) {
      use_field_number_ = use_field_number;
    }

// Set true to print repeated primitives in a format like:
    //   field_name: [1, 2, 3, 4]
    // instead of printing each value on its own line.  Short format applies
    // only to primitive values -- i.e. everything except strings and
    // sub-messages/groups.
    void SetUseShortRepeatedPrimitives(bool use_short_repeated_primitives) {
      use_short_repeated_primitives_ = use_short_repeated_primitives;
    }

// Set true to output UTF-8 instead of ASCII.  The only difference
    // is that bytes >= 0x80 in string fields will not be escaped,
    // because they are assumed to be part of UTF-8 multi-byte
    // sequences. This will change the default FastFieldValuePrinter.
    void SetUseUtf8StringEscaping(bool as_utf8);

// Set the default FastFieldValuePrinter that is used for all fields that
    // don't have a field-specific printer registered.
    // Takes ownership of the printer.
    void SetDefaultFieldValuePrinter(const FastFieldValuePrinter* printer);

PROTOBUF_DEPRECATED_MSG("Please use FastFieldValuePrinter")
    void SetDefaultFieldValuePrinter(const FieldValuePrinter* printer);

// Sets whether we want to hide unknown fields or not.
    // Usually unknown fields are printed in a generic way that includes the
    // tag number of the field instead of field name. However, sometimes it
    // is useful to be able to print the message without unknown fields (e.g.
    // for the python protobuf version to maintain consistency between its pure
    // python and c++ implementations).
    void SetHideUnknownFields(bool hide) { hide_unknown_fields_ = hide; }

// If print_message_fields_in_index_order is true, fields of a proto message
    // will be printed using the order defined in source code instead of the
    // field number, extensions will be printed at the end of the message
    // and their relative order is determined by the extension number.
    // By default, use the field number order.
    void SetPrintMessageFieldsInIndexOrder(
        bool print_message_fields_in_index_order) {
      print_message_fields_in_index_order_ =
          print_message_fields_in_index_order;
    }

// If expand==true, expand google.protobuf.Any payloads. The output
    // will be of form
    //    [type_url] { <value_printed_in_text> }
    //
    // If expand==false, print Any using the default printer. The output will
    // look like
    //    type_url: "<type_url>"  value: "serialized_content"
    void SetExpandAny(bool expand) { expand_any_ = expand; }

// Set how parser finds message for Any payloads.
    void SetFinder(const Finder* finder) { finder_ = finder; }

// If non-zero, we truncate all string fields that are  longer than
    // this threshold.  This is useful when the proto message has very long
    // strings, e.g., dump of encoded image file.
    //
    // NOTE(hfgong):  Setting a non-zero value breaks round-trip safe
    // property of TextFormat::Printer.  That is, from the printed message, we
    // cannot fully recover the original string field any more.
    void SetTruncateStringFieldLongerThan(
        const int64 truncate_string_field_longer_than) {
      truncate_string_field_longer_than_ = truncate_string_field_longer_than;
    }

// Register a custom field-specific FastFieldValuePrinter for fields
    // with a particular FieldDescriptor.
    // Returns "true" if the registration succeeded, or "false", if there is
    // already a printer for that FieldDescriptor.
    // Takes ownership of the printer on successful registration.
    bool RegisterFieldValuePrinter(const FieldDescriptor* field,
                                   const FastFieldValuePrinter* printer);

PROTOBUF_DEPRECATED_MSG("Please use FastFieldValuePrinter")
    bool RegisterFieldValuePrinter(const FieldDescriptor* field,
                                   const FieldValuePrinter* printer);

// Register a custom message-specific MessagePrinter for messages with a
    // particular Descriptor.
    // Returns "true" if the registration succeeded, or "false" if there is
    // already a printer for that Descriptor.
    bool RegisterMessagePrinter(const Descriptor* descriptor,
                                const MessagePrinter* printer);

private:
    // Forward declaration of an internal class used to print the text
    // output to the OutputStream (see text_format.cc for implementation).
    class TextGenerator;

// Internal Print method, used for writing to the OutputStream via
    // the TextGenerator class.
    void Print(const Message& message, TextGenerator* generator) const;

// Print a single field.
    void PrintField(const Message& message, const Reflection* reflection,
                    const FieldDescriptor* field,
                    TextGenerator* generator) const;

// Print a repeated primitive field in short form.
    void PrintShortRepeatedField(const Message& message,
                                 const Reflection* reflection,
                                 const FieldDescriptor* field,
                                 TextGenerator* generator) const;

// Print the name of a field -- i.e. everything that comes before the
    // ':' for a single name/value pair.
    void PrintFieldName(const Message& message, int field_index,
                        int field_count, const Reflection* reflection,
                        const FieldDescriptor* field,
                        TextGenerator* generator) const;

// Outputs a textual representation of the value of the field supplied on
    // the message supplied or the default value if not set.
    void PrintFieldValue(const Message& message, const Reflection* reflection,
                         const FieldDescriptor* field, int index,
                         TextGenerator* generator) const;

// Print the fields in an UnknownFieldSet.  They are printed by tag number
    // only.  Embedded messages are heuristically identified by attempting to
    // parse them (subject to the recursion budget).
    void PrintUnknownFields(const UnknownFieldSet& unknown_fields,
                            TextGenerator* generator,
                            int recursion_budget) const;

bool PrintAny(const Message& message, TextGenerator* generator) const;

const FastFieldValuePrinter* GetFieldPrinter(
        const FieldDescriptor* field) const {
      auto it = custom_printers_.find(field);
      return it == custom_printers_.end() ? default_field_value_printer_.get()
                                          : it->second.get();
    }

int initial_indent_level_;
    bool single_line_mode_;
    bool use_field_number_;
    bool use_short_repeated_primitives_;
    bool hide_unknown_fields_;
    bool print_message_fields_in_index_order_;
    bool expand_any_;
    int64 truncate_string_field_longer_than_;

std::unique_ptr<const FastFieldValuePrinter> default_field_value_printer_;
    typedef std::map<const FieldDescriptor*,
                     std::unique_ptr<const FastFieldValuePrinter>>
        CustomPrinterMap;
    CustomPrinterMap custom_printers_;

typedef std::map<const Descriptor*, std::unique_ptr<const MessagePrinter>>
        CustomMessagePrinterMap;
    CustomMessagePrinterMap custom_message_printers_;

const Finder* finder_;
  };

// Parses a text-format protocol message from the given input stream to
  // the given message object. This function parses the human-readable format
  // written by Print(). Returns true on success. The message is cleared first,
  // even if the function fails -- See Merge() to avoid this behavior.
  //
  // Example input: "user {\n id: 123 extra { gender: MALE language: 'en' }\n}"
  //
  // One use for this function is parsing handwritten strings in test code.
  // Another use is to parse the output from google::protobuf::Message::DebugString()
  // (or ShortDebugString()), because these functions output using
  // google::protobuf::TextFormat::Print().
  //
  // If you would like to read a protocol buffer serialized in the
  // (non-human-readable) binary wire format, see
  // google::protobuf::MessageLite::ParseFromString().
  static bool Parse(io::ZeroCopyInputStream* input, Message* output);
  // Like Parse(), but reads directly from a string.
  static bool ParseFromString(const std::string& input, Message* output);

// Like Parse(), but the data is merged into the given message, as if
  // using Message::MergeFrom().
  static bool Merge(io::ZeroCopyInputStream* input, Message* output);
  // Like Merge(), but reads directly from a string.
  static bool MergeFromString(const std::string& input, Message* output);

// Parse the given text as a single field value and store it into the
  // given field of the given message. If the field is a repeated field,
  // the new value will be added to the end
  static bool ParseFieldValueFromString(const std::string& input,
                                        const FieldDescriptor* field,
                                        Message* message);

// A location in the parsed text.
  struct ParseLocation {
    int line;
    int column;

ParseLocation() : line(-1), column(-1) {}
    ParseLocation(int line_param, int column_param)
        : line(line_param), column(column_param) {}
  };

// Data structure which is populated with the locations of each field
  // value parsed from the text.
  class PROTOBUF_EXPORT ParseInfoTree {
   public:
    ParseInfoTree() = default;
    ParseInfoTree(const ParseInfoTree&) = delete;
    ParseInfoTree& operator=(const ParseInfoTree&) = delete;

// Returns the parse location for index-th value of the field in the parsed
    // text. If none exists, returns a location with line = -1. Index should be
    // -1 for not-repeated fields.
    ParseLocation GetLocation(const FieldDescriptor* field, int index) const;

// Returns the parse info tree for the given field, which must be a message
    // type. The nested information tree is owned by the root tree and will be
    // deleted when it is deleted.
    ParseInfoTree* GetTreeForNested(const FieldDescriptor* field,
                                    int index) const;

private:
    // Allow the text format parser to record information into the tree.
    friend class TextFormat;

// Records the starting location of a single value for a field.
    void RecordLocation(const FieldDescriptor* field, ParseLocation location);

// Create and records a nested tree for a nested message field.
    ParseInfoTree* CreateNested(const FieldDescriptor* field);

// Defines the map from the index-th field descriptor to its parse location.
    typedef std::map<const FieldDescriptor*, std::vector<ParseLocation> >
        LocationMap;

// Defines the map from the index-th field descriptor to the nested parse
    // info tree.
    typedef std::map<const FieldDescriptor*,
                     std::vector<std::unique_ptr<ParseInfoTree>>>
        NestedMap;

LocationMap locations_;
    NestedMap nested_;
  };

// For more control over parsing, use this class.
  class PROTOBUF_EXPORT Parser {
   public:
    Parser();
    ~Parser();

// Like TextFormat::Parse().
    bool Parse(io::ZeroCopyInputStream* input, Message* output);
    // Like TextFormat::ParseFromString().
    bool ParseFromString(const std::string& input, Message* output);
    // Like TextFormat::Merge().
    bool Merge(io::ZeroCopyInputStream* input, Message* output);
    // Like TextFormat::MergeFromString().
    bool MergeFromString(const std::string& input, Message* output);

// Set where to report parse errors.  If NULL (the default), errors will
    // be printed to stderr.
    void RecordErrorsTo(io::ErrorCollector* error_collector) {
      error_collector_ = error_collector;
    }

// Set how parser finds extensions.  If NULL (the default), the
    // parser will use the standard Reflection object associated with
    // the message being parsed.
    void SetFinder(const Finder* finder) { finder_ = finder; }

// Sets where location information about the parse will be written. If NULL
    // (the default), then no location will be written.
    void WriteLocationsTo(ParseInfoTree* tree) { parse_info_tree_ = tree; }

// Normally parsing fails if, after parsing, output->IsInitialized()
    // returns false.  Call AllowPartialMessage(true) to skip this check.
    void AllowPartialMessage(bool allow) { allow_partial_ = allow; }

// Allow field names to be matched case-insensitively.
    // This is not advisable if there are fields that only differ in case, or
    // if you want to enforce writing in the canonical form.
    // This is 'false' by default.
    void AllowCaseInsensitiveField(bool allow) {
      allow_case_insensitive_field_ = allow;
    }

// Like TextFormat::ParseFieldValueFromString
    bool ParseFieldValueFromString(const std::string& input,
                                   const FieldDescriptor* field,
                                   Message* output);

// When an unknown extension is met, parsing will fail if this option is set
    // to false (the default). If true, unknown extensions will be ignored and
    // a warning message will be generated.
    void AllowUnknownExtension(bool allow) { allow_unknown_extension_ = allow; }

// When an unknown field is met, parsing will fail if this option is set
    // to false(the default). If true, unknown fields will be ignored and
    // a warning message will be generated.
    // Please aware that set this option true may hide some errors (e.g.
    // spelling error on field name). Avoid to use this option if possible.
    void AllowUnknownField(bool allow) { allow_unknown_field_ = allow; }

void AllowFieldNumber(bool allow) { allow_field_number_ = allow; }

// Sets maximum recursion depth which parser can use. This is effectively
    // the maximum allowed nesting of proto messages.
    void SetRecursionLimit(int limit) { recursion_limit_ = limit; }

private:
    // Forward declaration of an internal class used to parse text
    // representations (see text_format.cc for implementation).
    class ParserImpl;

// Like TextFormat::Merge().  The provided implementation is used
    // to do the parsing.
    bool MergeUsingImpl(io::ZeroCopyInputStream* input, Message* output,
                        ParserImpl* parser_impl);

io::ErrorCollector* error_collector_;
    const Finder* finder_;
    ParseInfoTree* parse_info_tree_;
    bool allow_partial_;
    bool allow_case_insensitive_field_;
    bool allow_unknown_field_;
    bool allow_unknown_extension_;
    bool allow_unknown_enum_;
    bool allow_field_number_;
    bool allow_relaxed_whitespace_;
    bool allow_singular_overwrites_;
    int recursion_limit_;
  };

private:
  // Hack: ParseInfoTree declares TextFormat as a friend which should extend
  // the friendship to TextFormat::Parser::ParserImpl, but unfortunately some
  // old compilers (e.g. GCC 3.4.6) don't implement this correctly. We provide
  // helpers for ParserImpl to call methods of ParseInfoTree.
  static inline void RecordLocation(ParseInfoTree* info_tree,
                                    const FieldDescriptor* field,
                                    ParseLocation location);
  static inline ParseInfoTree* CreateNested(ParseInfoTree* info_tree,
                                            const FieldDescriptor* field);

GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(TextFormat);
};

inline void TextFormat::RecordLocation(ParseInfoTree* info_tree,
                                       const FieldDescriptor* field,
                                       ParseLocation location) {
  info_tree->RecordLocation(field, location);
}

inline TextFormat::ParseInfoTree* TextFormat::CreateNested(
    ParseInfoTree* info_tree, const FieldDescriptor* field) {
  return info_tree->CreateNested(field);
}

}  // namespace protobuf
}  // namespace google

#include <google/protobuf/port_undef.inc>

#endif  // GOOGLE_PROTOBUF_TEXT_FORMAT_H__

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