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Diffstat (limited to 'third_party/protobuf/src/google/protobuf/util/internal/default_value_objectwriter.h')
| -rw-r--r-- | third_party/protobuf/src/google/protobuf/util/internal/default_value_objectwriter.h | 234 |
1 files changed, 0 insertions, 234 deletions
diff --git a/third_party/protobuf/src/google/protobuf/util/internal/default_value_objectwriter.h b/third_party/protobuf/src/google/protobuf/util/internal/default_value_objectwriter.h deleted file mode 100644 index 695b9dd8a1..0000000000 --- a/third_party/protobuf/src/google/protobuf/util/internal/default_value_objectwriter.h +++ /dev/null @@ -1,234 +0,0 @@ -// 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. - -#ifndef GOOGLE_PROTOBUF_UTIL_CONVERTER_DEFAULT_VALUE_OBJECTWRITER_H__ -#define GOOGLE_PROTOBUF_UTIL_CONVERTER_DEFAULT_VALUE_OBJECTWRITER_H__ - -#include <memory> -#ifndef _SHARED_PTR_H -#include <google/protobuf/stubs/shared_ptr.h> -#endif -#include <stack> -#include <vector> - -#include <google/protobuf/stubs/common.h> -#include <google/protobuf/util/internal/type_info.h> -#include <google/protobuf/util/internal/datapiece.h> -#include <google/protobuf/util/internal/object_writer.h> -#include <google/protobuf/util/internal/utility.h> -#include <google/protobuf/util/type_resolver.h> -#include <google/protobuf/stubs/stringpiece.h> - -namespace google { -namespace protobuf { -namespace util { -namespace converter { - -// An ObjectWriter that renders non-repeated primitive fields of proto messages -// with their default values. DefaultValueObjectWriter holds objects, lists and -// fields it receives in a tree structure and writes them out to another -// ObjectWriter when EndObject() is called on the root object. It also writes -// out all non-repeated primitive fields that haven't been explicitly rendered -// with their default values (0 for numbers, "" for strings, etc). -class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter { - public: - DefaultValueObjectWriter(TypeResolver* type_resolver, - const google::protobuf::Type& type, - ObjectWriter* ow); - - virtual ~DefaultValueObjectWriter(); - - // ObjectWriter methods. - virtual DefaultValueObjectWriter* StartObject(StringPiece name); - - virtual DefaultValueObjectWriter* EndObject(); - - virtual DefaultValueObjectWriter* StartList(StringPiece name); - - virtual DefaultValueObjectWriter* EndList(); - - virtual DefaultValueObjectWriter* RenderBool(StringPiece name, bool value); - - virtual DefaultValueObjectWriter* RenderInt32(StringPiece name, int32 value); - - virtual DefaultValueObjectWriter* RenderUint32(StringPiece name, - uint32 value); - - virtual DefaultValueObjectWriter* RenderInt64(StringPiece name, int64 value); - - virtual DefaultValueObjectWriter* RenderUint64(StringPiece name, - uint64 value); - - virtual DefaultValueObjectWriter* RenderDouble(StringPiece name, - double value); - - virtual DefaultValueObjectWriter* RenderFloat(StringPiece name, float value); - - virtual DefaultValueObjectWriter* RenderString(StringPiece name, - StringPiece value); - virtual DefaultValueObjectWriter* RenderBytes(StringPiece name, - StringPiece value); - - virtual DefaultValueObjectWriter* RenderNull(StringPiece name); - - private: - enum NodeKind { - PRIMITIVE = 0, - OBJECT = 1, - LIST = 2, - MAP = 3, - }; - - // "Node" represents a node in the tree that holds the input of - // DefaultValueObjectWriter. - class LIBPROTOBUF_EXPORT Node { - public: - Node(const string& name, const google::protobuf::Type* type, NodeKind kind, - const DataPiece& data, bool is_placeholder); - virtual ~Node() { - for (int i = 0; i < children_.size(); ++i) { - delete children_[i]; - } - } - - // Adds a child to this node. Takes ownership of this child. - void AddChild(Node* child) { children_.push_back(child); } - - // Finds the child given its name. - Node* FindChild(StringPiece name); - - // Populates children of this Node based on its type. If there are already - // children created, they will be merged to the result. Caller should pass - // in TypeInfo for looking up types of the children. - void PopulateChildren(const TypeInfo* typeinfo); - - // If this node is a leaf (has data), writes the current node to the - // ObjectWriter; if not, then recursively writes the children to the - // ObjectWriter. - void WriteTo(ObjectWriter* ow); - - // Accessors - const string& name() const { return name_; } - - const google::protobuf::Type* type() { return type_; } - - void set_type(const google::protobuf::Type* type) { type_ = type; } - - NodeKind kind() { return kind_; } - - int number_of_children() { return children_.size(); } - - void set_data(const DataPiece& data) { data_ = data; } - - bool is_any() { return is_any_; } - - void set_is_any(bool is_any) { is_any_ = is_any; } - - void set_is_placeholder(bool is_placeholder) { - is_placeholder_ = is_placeholder; - } - - private: - // Returns the Value Type of a map given the Type of the map entry and a - // TypeInfo instance. - const google::protobuf::Type* GetMapValueType( - const google::protobuf::Type& entry_type, const TypeInfo* typeinfo); - - // Calls WriteTo() on every child in children_. - void WriteChildren(ObjectWriter* ow); - - // The name of this node. - string name_; - // google::protobuf::Type of this node. Owned by TypeInfo. - const google::protobuf::Type* type_; - // The kind of this node. - NodeKind kind_; - // Whether this is a node for "Any". - bool is_any_; - // The data of this node when it is a leaf node. - DataPiece data_; - // Children of this node. - std::vector<Node*> children_; - // Whether this node is a placeholder for an object or list automatically - // generated when creating the parent node. Should be set to false after - // the parent node's StartObject()/StartList() method is called with this - // node's name. - bool is_placeholder_; - }; - - // Populates children of "node" if it is an "any" Node and its real type has - // been given. - void MaybePopulateChildrenOfAny(Node* node); - - // Writes the root_ node to ow_ and resets the root_ and current_ pointer to - // NULL. - void WriteRoot(); - - // Creates a DataPiece containing the default value of the type of the field. - static DataPiece CreateDefaultDataPieceForField( - const google::protobuf::Field& field, const TypeInfo* typeinfo); - - // Adds or replaces the data_ of a primitive child node. - void RenderDataPiece(StringPiece name, const DataPiece& data); - - // Returns the default enum value as a DataPiece, or the first enum value if - // there is no default. For proto3, where we cannot specify an explicit - // default, a zero value will always be returned. - static DataPiece FindEnumDefault(const google::protobuf::Field& field, - const TypeInfo* typeinfo); - - // Type information for all the types used in the descriptor. Used to find - // google::protobuf::Type of nested messages/enums. - const TypeInfo* typeinfo_; - // Whether the TypeInfo object is owned by this class. - bool own_typeinfo_; - // google::protobuf::Type of the root message type. - const google::protobuf::Type& type_; - // Holds copies of strings passed to RenderString. - vector<string*> string_values_; - - // The current Node. Owned by its parents. - Node* current_; - // The root Node. - google::protobuf::scoped_ptr<Node> root_; - // The stack to hold the path of Nodes from current_ to root_; - std::stack<Node*> stack_; - - ObjectWriter* ow_; - - GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(DefaultValueObjectWriter); -}; - -} // namespace converter -} // namespace util -} // namespace protobuf - -} // namespace google -#endif // GOOGLE_PROTOBUF_UTIL_CONVERTER_DEFAULT_VALUE_OBJECTWRITER_H__ |