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protocolbuffers avatar

protocolbuffers/protobuf

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71,359 stele·16,164 fork-uri·C++·8 vizualizăriprotobuf.dev↗

Protobuf

Protocol Buffers este un mecanism neutru față de limbaj și platformă pentru serializarea datelor structurate. Oferă un toolchain bazat pe schemă care compilează definiții de date declarative în cod sursă type-safe, permițând o comunicare consistentă și contracte API puternic tipizate între servicii scrise în diferite limbaje de programare.

Proiectul se distinge printr-un format binar de rețea extrem de eficient care utilizează codificarea bazată pe tag-uri și compresia întregilor cu lățime variabilă pentru a minimiza dimensiunea payload-ului și overhead-ul de procesare. Suportă gestionarea robustă a schemelor evolutive, permițând dezvoltatorilor să actualizeze structurile de date incremental, menținând în același timp compatibilitatea inversă și înainte. Acest lucru este susținut în continuare de un sistem de ediții versionate care gestionează seturile de funcționalități și logica de serializare între componentele software distribuite.

Dincolo de serializarea binară de bază, proiectul include capabilități pentru conversia JSON canonică cu validarea schemei, controlul granular al vizibilității simbolurilor și urmărirea prezenței câmpurilor pentru a distinge între valorile implicite și cele nesetate. De asemenea, oferă optimizări specializate, cum ar fi gestionarea memoriei bazată pe arenă pentru implementările C++, pentru a îmbunătăți performanța în timpul creării și curățării arborilor de mesaje complecși.

Features

  • Schema Definition - Establishes a language-neutral syntax for defining complex data structures, types, and enumerations.
  • Data Serialization - Encodes complex data structures into a dense binary representation optimized for high-performance storage and transmission.
  • Protocol Buffers - Delivers a compact, platform-agnostic format for serializing structured information across diverse computing environments.
  • Tag-Based Binary Encodings - Maps data fields using unique numeric identifiers, allowing parsers to efficiently skip unknown or unrecognized content.
  • Schema-Driven Code Generators - Transforms declarative schema files into type-safe source code across various programming languages.
  • API Contract Definitions - Enforces strict interface boundaries and data contracts to ensure reliable communication between distributed services.
  • Enumeration Types - Restricts input values to predefined sets of named constants to maintain strict type safety.
  • Cross-Language Serialization Frameworks - Coordinates cross-language communication by generating consistent, type-safe accessors from shared schema definitions.
  • Serialization Feature Configurations - Permits granular control over parsing and serialization behavior through versioned configuration options within schema files.
  • Schema Edition Management - Manages language feature sets through versioned editions to ensure consistency across schema updates.
  • Evolutionary Schema Management - Facilitates the evolution of data structures over time while preserving backward and forward compatibility for distributed systems.
  • Schema Compatibility Validators - Verifies schema modifications to prevent breaking changes during the lifecycle of distributed data models.
  • Serialization Protocols - Defines flexible field ordering rules that allow for efficient binary data layout and parsing.
  • Language-Neutral Data Serialization - Converts structured data into a universal binary format that remains independent of specific hardware architectures or programming languages.
  • Length-Delimited Encodings - Prefixes binary segments with variable-width integer headers to enable efficient stream reading and parsing.
  • Variable-Width Integer Encodings - Optimizes payload size by encoding integers using a variable number of bytes based on the magnitude of the value.
  • C++ - Generates native classes for high-performance access and manipulation of structured data within C++ applications.
  • Serialization - Google's standard data interchange format for structured data.
  • Serialization and Formats - Platform-neutral data serialization.
  • Serialization Formats - Language-neutral mechanism for serializing structured data.
  • Microservices and Messaging - Language-neutral mechanism for serializing structured data.
  • Middleware de rețea - Format de schimb de date pentru comunicare structurată.
  • Data Serialization - Google's language-neutral data interchange format.
  • Data Structures - Standardized data interchange format for structured data.
  • Middleware and Communication - Data interchange format for structured communication.
  • Protocol Buffer Tools - Official repository for Protocol Buffer add-ons and extensions.
  • Edition-Based Feature Versioning - Tracks schema evolution through versioned feature sets that allow incremental updates while maintaining cross-language compatibility.
  • Arena-Based Memory Management - Allocates objects within contiguous memory blocks to improve performance and simplify cleanup by deallocating entire message trees simultaneously.
  • JSON Serializers - Supports configurable JSON output, including options for field presence and naming conventions, to simplify integration with web services.
  • Schema Extensions - Augment existing data structures with additional fields by utilizing modular schema definitions that prevent the need to rewrite original source files.
  • Field Presence Trackers - Distinguish between default values and explicitly unset fields by tracking presence flags within serialized binary payloads.

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Întrebări frecvente

Ce face protocolbuffers/protobuf?

Protocol Buffers este un mecanism neutru față de limbaj și platformă pentru serializarea datelor structurate. Oferă un toolchain bazat pe schemă care compilează definiții de date declarative în cod sursă type-safe, permițând o comunicare consistentă și contracte API puternic tipizate între servicii scrise în diferite limbaje de programare.

Care sunt principalele funcționalități ale protocolbuffers/protobuf?

Principalele funcționalități ale protocolbuffers/protobuf sunt: Schema Definition, Data Serialization, Protocol Buffers, Tag-Based Binary Encodings, Schema-Driven Code Generators, API Contract Definitions, Enumeration Types, Cross-Language Serialization Frameworks.

Care sunt câteva alternative open-source pentru protocolbuffers/protobuf?

Alternativele open-source pentru protocolbuffers/protobuf includ: google/protobuf — Protocol Buffers is a binary serialization framework used to encode structured information into compact payloads to… fasterxml/jackson — Jackson is a Java data binding framework and multi-format data serializer used to translate data structures into… alipay/fury — Fury is a multi-language binary serialization framework designed for encoding domain objects and complex graphs to… apache/fory — Fory is a cross-language serialization framework and binary data serializer designed to convert complex object graphs… protobufjs/protobuf.js — protobuf.js is a JavaScript and TypeScript library for encoding and decoding structured data using the Protocol… msgpack/msgpack — MessagePack is a binary object serialization library and a cross-platform data exchange format. It serves as a binary…