1 /* 2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/impl/DefaultHttpRequestFactory.java $ 3 * $Revision: 618367 $ 4 * $Date: 2008-02-04 10:26:06 -0800 (Mon, 04 Feb 2008) $ 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.impl; 33 34 import org.apache.http.HttpRequest; 35 import org.apache.http.HttpRequestFactory; 36 import org.apache.http.MethodNotSupportedException; 37 import org.apache.http.RequestLine; 38 import org.apache.http.message.BasicHttpEntityEnclosingRequest; 39 import org.apache.http.message.BasicHttpRequest; 40 41 /** 42 * Default implementation of a factory for creating request objects. 43 * 44 * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 45 * 46 * @version $Revision: 618367 $ 47 * 48 * @since 4.0 49 */ 50 public class DefaultHttpRequestFactory implements HttpRequestFactory { 51 52 private static final String[] RFC2616_COMMON_METHODS = { 53 "GET" 54 }; 55 56 private static final String[] RFC2616_ENTITY_ENC_METHODS = { 57 "POST", 58 "PUT" 59 }; 60 61 private static final String[] RFC2616_SPECIAL_METHODS = { 62 "HEAD", 63 "OPTIONS", 64 "DELETE", 65 "TRACE" 66 }; 67 68 DefaultHttpRequestFactory()69 public DefaultHttpRequestFactory() { 70 super(); 71 } 72 isOneOf(final String[] methods, final String method)73 private static boolean isOneOf(final String[] methods, final String method) { 74 for (int i = 0; i < methods.length; i++) { 75 if (methods[i].equalsIgnoreCase(method)) { 76 return true; 77 } 78 } 79 return false; 80 } 81 newHttpRequest(final RequestLine requestline)82 public HttpRequest newHttpRequest(final RequestLine requestline) 83 throws MethodNotSupportedException { 84 if (requestline == null) { 85 throw new IllegalArgumentException("Request line may not be null"); 86 } 87 String method = requestline.getMethod(); 88 if (isOneOf(RFC2616_COMMON_METHODS, method)) { 89 return new BasicHttpRequest(requestline); 90 } else if (isOneOf(RFC2616_ENTITY_ENC_METHODS, method)) { 91 return new BasicHttpEntityEnclosingRequest(requestline); 92 } else if (isOneOf(RFC2616_SPECIAL_METHODS, method)) { 93 return new BasicHttpRequest(requestline); 94 } else { 95 throw new MethodNotSupportedException(method + " method not supported"); 96 } 97 } 98 newHttpRequest(final String method, final String uri)99 public HttpRequest newHttpRequest(final String method, final String uri) 100 throws MethodNotSupportedException { 101 if (isOneOf(RFC2616_COMMON_METHODS, method)) { 102 return new BasicHttpRequest(method, uri); 103 } else if (isOneOf(RFC2616_ENTITY_ENC_METHODS, method)) { 104 return new BasicHttpEntityEnclosingRequest(method, uri); 105 } else if (isOneOf(RFC2616_SPECIAL_METHODS, method)) { 106 return new BasicHttpRequest(method, uri); 107 } else { 108 throw new MethodNotSupportedException(method 109 + " method not supported"); 110 } 111 } 112 113 } 114