Since: API Level 1
package

org.apache.http.conn.scheme

Interfaces

HostNameResolver 
LayeredSocketFactoryA SocketFactory for layered sockets (SSL/TLS). 
SocketFactoryA factory for creating and connecting sockets. 

Classes

PlainSocketFactoryThe default class for creating sockets. 
SchemeEncapsulates specifics of a protocol scheme such as "http" or "https". 
SchemeRegistryA set of supported protocol schemes