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 28 package org.apache.hc.client5.http.impl.classic; 29 30 import org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManager; 31 import org.apache.hc.client5.http.io.HttpClientConnectionManager; 32 33 /** 34 * Factory methods for {@link CloseableHttpClient} instances. 35 * 36 * @since 4.3 37 */ 38 public final class HttpClients { 39 40 private HttpClients() { 41 super(); 42 } 43 44 /** 45 * Creates builder object for construction of custom 46 * {@link CloseableHttpClient} instances. 47 */ 48 public static HttpClientBuilder custom() { 49 return HttpClientBuilder.create(); 50 } 51 52 /** 53 * Creates {@link CloseableHttpClient} instance with default 54 * configuration. 55 */ 56 public static CloseableHttpClient createDefault() { 57 return HttpClientBuilder.create().build(); 58 } 59 60 /** 61 * Creates {@link CloseableHttpClient} instance with default 62 * configuration based on system properties. 63 */ 64 public static CloseableHttpClient createSystem() { 65 return HttpClientBuilder.create().useSystemProperties().build(); 66 } 67 68 /** 69 * Creates {@link CloseableHttpClient} instance that implements 70 * the most basic HTTP protocol support. 71 */ 72 public static MinimalHttpClient createMinimal() { 73 return new MinimalHttpClient(new PoolingHttpClientConnectionManager()); 74 } 75 76 /** 77 * Creates {@link CloseableHttpClient} instance that implements 78 * the most basic HTTP protocol support. 79 */ 80 public static MinimalHttpClient createMinimal(final HttpClientConnectionManager connManager) { 81 return new MinimalHttpClient(connManager); 82 } 83 84 }