1 /* 2 * ==================================================================== 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * ==================================================================== 20 * 21 * This software consists of voluntary contributions made by many 22 * individuals on behalf of the Apache Software Foundation. For more 23 * information on the Apache Software Foundation, please see 24 * <http://www.apache.org/>. 25 * 26 */ 27 package org.apache.hc.client5.http.impl.auth; 28 29 import org.apache.hc.client5.http.DnsResolver; 30 import org.apache.hc.client5.http.SystemDefaultDnsResolver; 31 import org.apache.hc.client5.http.auth.AuthScheme; 32 import org.apache.hc.client5.http.auth.AuthSchemeFactory; 33 import org.apache.hc.client5.http.auth.KerberosConfig; 34 import org.apache.hc.core5.annotation.Contract; 35 import org.apache.hc.core5.annotation.Experimental; 36 import org.apache.hc.core5.annotation.ThreadingBehavior; 37 import org.apache.hc.core5.http.protocol.HttpContext; 38 39 /** 40 * {@link AuthSchemeFactory} implementation that creates and initializes 41 * {@link KerberosScheme} instances. 42 * <p> 43 * Please note this class is considered experimental and may be discontinued or removed 44 * in the future. 45 * </p> 46 * 47 * @since 4.2 48 */ 49 @Contract(threading = ThreadingBehavior.STATELESS) 50 @Experimental 51 public class KerberosSchemeFactory implements AuthSchemeFactory { 52 53 /** 54 * Singleton instance for the default configuration. 55 */ 56 public static final KerberosSchemeFactoryh/KerberosSchemeFactory.html#KerberosSchemeFactory">KerberosSchemeFactory DEFAULT = new KerberosSchemeFactory(KerberosConfig.DEFAULT, 57 SystemDefaultDnsResolver.INSTANCE); 58 59 private final KerberosConfig config; 60 private final DnsResolver dnsResolver; 61 62 /** 63 * @since 5.0 64 */ 65 public KerberosSchemeFactory(final KerberosConfig config, final DnsResolver dnsResolver) { 66 super(); 67 this.config = config; 68 this.dnsResolver = dnsResolver; 69 } 70 71 @Override 72 public AuthScheme create(final HttpContext context) { 73 return new KerberosScheme(this.config, this.dnsResolver); 74 } 75 76 }