this.proxyAuthState = new AuthState();
this.authSchemeRegistry = new AuthSchemeRegistry();
this.authSchemeRegistry.register(AuthPolicy.BASIC, new BasicSchemeFactory());
this.authSchemeRegistry.register(AuthPolicy.DIGEST, new DigestSchemeFactory());
this.authSchemeRegistry.register(AuthPolicy.NTLM, new NTLMSchemeFactory());
this.authSchemeRegistry.register(AuthPolicy.SPNEGO, new NegotiateSchemeFactory());
this.reuseStrategy = new DefaultConnectionReuseStrategy();
this.params = params;
}