1 /* 2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/params/HttpProtocolParams.java $ 3 * $Revision: 576089 $ 4 * $Date: 2007-09-16 05:39:56 -0700 (Sun, 16 Sep 2007) $ 5 * 6 * ==================================================================== 7 * Licensed to the Apache Software Foundation (ASF) under one 8 * or more contributor license agreements. See the NOTICE file 9 * distributed with this work for additional information 10 * regarding copyright ownership. The ASF licenses this file 11 * to you under the Apache License, Version 2.0 (the 12 * "License"); you may not use this file except in compliance 13 * with the License. You may obtain a copy of the License at 14 * 15 * http://www.apache.org/licenses/LICENSE-2.0 16 * 17 * Unless required by applicable law or agreed to in writing, 18 * software distributed under the License is distributed on an 19 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 20 * KIND, either express or implied. See the License for the 21 * specific language governing permissions and limitations 22 * under the License. 23 * ==================================================================== 24 * 25 * This software consists of voluntary contributions made by many 26 * individuals on behalf of the Apache Software Foundation. For more 27 * information on the Apache Software Foundation, please see 28 * <http://www.apache.org/>. 29 * 30 */ 31 32 package org.apache.http.params; 33 34 import org.apache.http.HttpVersion; 35 import org.apache.http.ProtocolVersion; 36 import org.apache.http.protocol.HTTP; 37 38 /** 39 * This class implements an adaptor around the {@link HttpParams} interface 40 * to simplify manipulation of the HTTP protocol specific parameters. 41 * <br/> 42 * Note that the <i>implements</i> relation to {@link CoreProtocolPNames} 43 * is for compatibility with existing application code only. References to 44 * the parameter names should use the interface, not this class. 45 * 46 * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 47 * 48 * @version $Revision: 576089 $ 49 * 50 * @since 4.0 51 * 52 * @see CoreProtocolPNames 53 * 54 * @deprecated Please use {@link java.net.URL#openConnection} instead. 55 * Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a> 56 * for further details. 57 */ 58 @Deprecated 59 public final class HttpProtocolParams implements CoreProtocolPNames { 60 61 /** 62 */ HttpProtocolParams()63 private HttpProtocolParams() { 64 super(); 65 } 66 67 /** 68 * Returns the charset to be used for writing HTTP headers. 69 * @return The charset 70 */ getHttpElementCharset(final HttpParams params)71 public static String getHttpElementCharset(final HttpParams params) { 72 if (params == null) { 73 throw new IllegalArgumentException("HTTP parameters may not be null"); 74 } 75 String charset = (String) params.getParameter 76 (CoreProtocolPNames.HTTP_ELEMENT_CHARSET); 77 if (charset == null) { 78 charset = HTTP.DEFAULT_PROTOCOL_CHARSET; 79 } 80 return charset; 81 } 82 83 /** 84 * Sets the charset to be used for writing HTTP headers. 85 * @param charset The charset 86 */ setHttpElementCharset(final HttpParams params, final String charset)87 public static void setHttpElementCharset(final HttpParams params, final String charset) { 88 if (params == null) { 89 throw new IllegalArgumentException("HTTP parameters may not be null"); 90 } 91 params.setParameter(CoreProtocolPNames.HTTP_ELEMENT_CHARSET, charset); 92 } 93 94 /** 95 * Returns the default charset to be used for writing content body, 96 * when no charset explicitly specified. 97 * @return The charset 98 */ getContentCharset(final HttpParams params)99 public static String getContentCharset(final HttpParams params) { 100 if (params == null) { 101 throw new IllegalArgumentException("HTTP parameters may not be null"); 102 } 103 String charset = (String) params.getParameter 104 (CoreProtocolPNames.HTTP_CONTENT_CHARSET); 105 if (charset == null) { 106 charset = HTTP.DEFAULT_CONTENT_CHARSET; 107 } 108 return charset; 109 } 110 111 /** 112 * Sets the default charset to be used for writing content body, 113 * when no charset explicitly specified. 114 * @param charset The charset 115 */ setContentCharset(final HttpParams params, final String charset)116 public static void setContentCharset(final HttpParams params, final String charset) { 117 if (params == null) { 118 throw new IllegalArgumentException("HTTP parameters may not be null"); 119 } 120 params.setParameter(CoreProtocolPNames.HTTP_CONTENT_CHARSET, charset); 121 } 122 123 /** 124 * Returns {@link ProtocolVersion protocol version} to be used per default. 125 * 126 * @return {@link ProtocolVersion protocol version} 127 */ getVersion(final HttpParams params)128 public static ProtocolVersion getVersion(final HttpParams params) { 129 if (params == null) { 130 throw new IllegalArgumentException("HTTP parameters may not be null"); 131 } 132 Object param = params.getParameter 133 (CoreProtocolPNames.PROTOCOL_VERSION); 134 if (param == null) { 135 return HttpVersion.HTTP_1_1; 136 } 137 return (ProtocolVersion)param; 138 } 139 140 /** 141 * Assigns the {@link ProtocolVersion protocol version} to be used by the 142 * HTTP methods that this collection of parameters applies to. 143 * 144 * @param version the {@link ProtocolVersion protocol version} 145 */ setVersion(final HttpParams params, final ProtocolVersion version)146 public static void setVersion(final HttpParams params, final ProtocolVersion version) { 147 if (params == null) { 148 throw new IllegalArgumentException("HTTP parameters may not be null"); 149 } 150 params.setParameter(CoreProtocolPNames.PROTOCOL_VERSION, version); 151 } 152 getUserAgent(final HttpParams params)153 public static String getUserAgent(final HttpParams params) { 154 if (params == null) { 155 throw new IllegalArgumentException("HTTP parameters may not be null"); 156 } 157 return (String) params.getParameter(CoreProtocolPNames.USER_AGENT); 158 } 159 setUserAgent(final HttpParams params, final String useragent)160 public static void setUserAgent(final HttpParams params, final String useragent) { 161 if (params == null) { 162 throw new IllegalArgumentException("HTTP parameters may not be null"); 163 } 164 params.setParameter(CoreProtocolPNames.USER_AGENT, useragent); 165 } 166 useExpectContinue(final HttpParams params)167 public static boolean useExpectContinue(final HttpParams params) { 168 if (params == null) { 169 throw new IllegalArgumentException("HTTP parameters may not be null"); 170 } 171 return params.getBooleanParameter 172 (CoreProtocolPNames.USE_EXPECT_CONTINUE, false); 173 } 174 setUseExpectContinue(final HttpParams params, boolean b)175 public static void setUseExpectContinue(final HttpParams params, boolean b) { 176 if (params == null) { 177 throw new IllegalArgumentException("HTTP parameters may not be null"); 178 } 179 params.setBooleanParameter(CoreProtocolPNames.USE_EXPECT_CONTINUE, b); 180 } 181 } 182