001/* 002 * ==================================================================== 003 * Licensed to the Apache Software Foundation (ASF) under one 004 * or more contributor license agreements. See the NOTICE file 005 * distributed with this work for additional information 006 * regarding copyright ownership. The ASF licenses this file 007 * to you under the Apache License, Version 2.0 (the 008 * "License"); you may not use this file except in compliance 009 * with the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, 014 * software distributed under the License is distributed on an 015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 016 * KIND, either express or implied. See the License for the 017 * specific language governing permissions and limitations 018 * under the License. 019 * ==================================================================== 020 * 021 * This software consists of voluntary contributions made by many 022 * individuals on behalf of the Apache Software Foundation. For more 023 * information on the Apache Software Foundation, please see 024 * <http://www.apache.org/>. 025 * 026 */ 027 028package org.apache.http.impl.client; 029 030import org.apache.http.conn.HttpClientConnectionManager; 031import org.apache.http.impl.conn.PoolingHttpClientConnectionManager; 032 033/** 034 * Factory methods for {@link CloseableHttpClient} instances. 035 * @since 4.3 036 */ 037public class HttpClients { 038 039 private HttpClients() { 040 super(); 041 } 042 043 /** 044 * Creates builder object for construction of custom 045 * {@link CloseableHttpClient} instances. 046 */ 047 public static HttpClientBuilder custom() { 048 return HttpClientBuilder.create(); 049 } 050 051 /** 052 * Creates {@link CloseableHttpClient} instance with default 053 * configuration. 054 */ 055 public static CloseableHttpClient createDefault() { 056 return HttpClientBuilder.create().build(); 057 } 058 059 /** 060 * Creates {@link CloseableHttpClient} instance with default 061 * configuration based on ssytem properties. 062 */ 063 public static CloseableHttpClient createSystem() { 064 return HttpClientBuilder.create().useSystemProperties().build(); 065 } 066 067 /** 068 * Creates {@link CloseableHttpClient} instance that implements 069 * the most basic HTTP protocol support. 070 */ 071 public static CloseableHttpClient createMinimal() { 072 return new MinimalHttpClient(new PoolingHttpClientConnectionManager()); 073 } 074 075 /** 076 * Creates {@link CloseableHttpClient} instance that implements 077 * the most basic HTTP protocol support. 078 */ 079 public static CloseableHttpClient createMinimal(final HttpClientConnectionManager connManager) { 080 return new MinimalHttpClient(connManager); 081 } 082 083}