程序包 org.apache.hc.client5.http

Client component APIs common to all client transports such as connection route information and resolution as well as common HTTP method definitions and exception classes.

请参阅: 说明

接口概要

接口	说明
AuthenticationStrategy	Strategy to select auth schemes in order of preference based on auth challenges presented by the opposite endpoint (target server or a proxy).
ConnectionKeepAliveStrategy	Interface for deciding how long a connection can remain idle before being reused.
DnsResolver	Users may implement this interface to override the normal DNS lookup offered by the OS.
HttpRequestRetryStrategy	Strategy interface that allows API users to plug in their own logic to control whether or not a retry should automatically be done, how many times it should be done and so on.
RouteInfo	Connection route information.
SchemePortResolver	Strategy for default port resolution for protocol schemes.
UserTokenHandler	A handler for determining if the given execution context is user specific or not.

类概要

类	说明
ConnectExceptionSupport	Connect exception support methods.
ContextBuilder	HttpClientContext builder.
HttpRoute	Connection route definition for HTTP requests.
RouteTracker	Helps tracking the steps in establishing a route.
SystemDefaultDnsResolver	DNS resolver that uses the default OS implementation for resolving host names.

枚举概要

枚举	说明
RouteInfo.LayerType	The layering type of a route.
RouteInfo.TunnelType	The tunnelling type of a route.

异常错误概要

异常错误	说明
CircularRedirectException	Signals a circular redirect
ClientProtocolException	Signals an error in the HTTP protocol.
ConnectTimeoutException	A timeout while connecting to an HTTP server or waiting for an available connection from a connection manager.
HttpHostConnectException	A ConnectException that specifies the NamedEndpoint that was being connected to.
HttpResponseException	Signals a non 2xx HTTP response.
RedirectException	Signals violation of HTTP specification caused by an invalid redirect
UnsupportedSchemeException	Signals failure to establish connection using an unknown protocol scheme.

程序包org.apache.hc.client5.http的说明

Client component APIs common to all client transports such as connection route information and resolution as well as common HTTP method definitions and exception classes.