Java tutorial
/* * ==================================================================== * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. * */ package org.apache.http.impl.client; import java.util.HashMap; import org.apache.http.HttpHost; import org.apache.http.annotation.NotThreadSafe; import org.apache.http.auth.AuthScheme; import org.apache.http.client.AuthCache; import org.apache.http.conn.SchemePortResolver; import org.apache.http.conn.UnsupportedSchemeException; import org.apache.http.impl.conn.DefaultSchemePortResolver; import org.apache.http.util.Args; /** * Default implementation of {@link AuthCache}. * * @since 4.0 */ @NotThreadSafe public class BasicAuthCache implements AuthCache { private final HashMap<HttpHost, AuthScheme> map; private final SchemePortResolver schemePortResolver; /** * Default constructor. * * @since 4.3 */ public BasicAuthCache(final SchemePortResolver schemePortResolver) { super(); this.map = new HashMap<HttpHost, AuthScheme>(); this.schemePortResolver = schemePortResolver != null ? schemePortResolver : DefaultSchemePortResolver.INSTANCE; } public BasicAuthCache() { this(null); } protected HttpHost getKey(final HttpHost host) { if (host.getPort() <= 0) { final int port; try { port = schemePortResolver.resolve(host); } catch (final UnsupportedSchemeException ignore) { return host; } return new HttpHost(host.getHostName(), port, host.getSchemeName()); } else { return host; } } public void put(final HttpHost host, final AuthScheme authScheme) { Args.notNull(host, "HTTP host"); this.map.put(getKey(host), authScheme); } public AuthScheme get(final HttpHost host) { Args.notNull(host, "HTTP host"); return this.map.get(getKey(host)); } public void remove(final HttpHost host) { Args.notNull(host, "HTTP host"); this.map.remove(getKey(host)); } public void clear() { this.map.clear(); } @Override public String toString() { return this.map.toString(); } }