Custom Resolver

FunTester

Jan 24, 2022 · Backend Development

Custom Java DNS Resolver with Apache HttpClient: InMemoryDnsResolver and SystemDefaultDnsResolver

This article demonstrates how to implement custom DNS resolvers in Java using Apache HttpClient's InMemoryDnsResolver and SystemDefaultDnsResolver classes, provides sample code for each, shows integration with a connection pool manager, and includes a simple test to verify hostname resolution.