51CTO HarmonyOS Developer Community

Jun 10, 2026 · Mobile Development

HarmonyOS Network Library: Chainable API, Interceptors & Multi-format Requests

This article details a HarmonyOS network request library encapsulation featuring global configuration, chainable API, request/response interceptors, and support for JSON, form, binary, and multipart file uploads, with complete implementation code, usage examples, and pitfalls like ArkTS type constraints and large-file memory limits.