1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package javax.servlet.http;
18
19 import javax.servlet.ServletRequestWrapper;
20 import java.util.Enumeration;
21
22 /**
23 *
24 * Provides a convenient implementation of the HttpServletRequest interface that
25 * can be subclassed by developers wishing to adapt the request to a Servlet.
26 * This class implements the Wrapper or Decorator pattern. Methods default to
27 * calling through to the wrapped request object.
28 *
29 *
30 * @see javax.servlet.http.HttpServletRequest
31 * @since v 2.3
32 *
33 */
34
35
36 public class HttpServletRequestWrapper extends ServletRequestWrapper implements HttpServletRequest {
37
38 /**
39 * Constructs a request object wrapping the given request.
40 * @throws java.lang.IllegalArgumentException if the request is null
41 */
42 public HttpServletRequestWrapper(HttpServletRequest request) {
43 super(request);
44 }
45
46 private HttpServletRequest _getHttpServletRequest() {
47 return (HttpServletRequest) super.getRequest();
48 }
49
50 /**
51 * The default behavior of this method is to return getAuthType()
52 * on the wrapped request object.
53 */
54
55 public String getAuthType() {
56 return this._getHttpServletRequest().getAuthType();
57 }
58
59 /**
60 * The default behavior of this method is to return getCookies()
61 * on the wrapped request object.
62 */
63 public Cookie[] getCookies() {
64 return this._getHttpServletRequest().getCookies();
65 }
66
67 /**
68 * The default behavior of this method is to return getDateHeader(String name)
69 * on the wrapped request object.
70 */
71 public long getDateHeader(String name) {
72 return this._getHttpServletRequest().getDateHeader(name);
73 }
74
75 /**
76 * The default behavior of this method is to return getHeader(String name)
77 * on the wrapped request object.
78 */
79 public String getHeader(String name) {
80 return this._getHttpServletRequest().getHeader(name);
81 }
82
83 /**
84 * The default behavior of this method is to return getHeaders(String name)
85 * on the wrapped request object.
86 */
87 public Enumeration getHeaders(String name) {
88 return this._getHttpServletRequest().getHeaders(name);
89 }
90
91 /**
92 * The default behavior of this method is to return getHeaderNames()
93 * on the wrapped request object.
94 */
95
96 public Enumeration getHeaderNames() {
97 return this._getHttpServletRequest().getHeaderNames();
98 }
99
100 /**
101 * The default behavior of this method is to return getIntHeader(String name)
102 * on the wrapped request object.
103 */
104
105 public int getIntHeader(String name) {
106 return this._getHttpServletRequest().getIntHeader(name);
107 }
108
109 /**
110 * The default behavior of this method is to return getMethod()
111 * on the wrapped request object.
112 */
113 public String getMethod() {
114 return this._getHttpServletRequest().getMethod();
115 }
116
117 /**
118 * The default behavior of this method is to return getPathInfo()
119 * on the wrapped request object.
120 */
121 public String getPathInfo() {
122 return this._getHttpServletRequest().getPathInfo();
123 }
124
125 /**
126 * The default behavior of this method is to return getPathTranslated()
127 * on the wrapped request object.
128 */
129
130 public String getPathTranslated() {
131 return this._getHttpServletRequest().getPathTranslated();
132 }
133
134 /**
135 * The default behavior of this method is to return getContextPath()
136 * on the wrapped request object.
137 */
138 public String getContextPath() {
139 return this._getHttpServletRequest().getContextPath();
140 }
141
142 /**
143 * The default behavior of this method is to return getQueryString()
144 * on the wrapped request object.
145 */
146 public String getQueryString() {
147 return this._getHttpServletRequest().getQueryString();
148 }
149
150 /**
151 * The default behavior of this method is to return getRemoteUser()
152 * on the wrapped request object.
153 */
154 public String getRemoteUser() {
155 return this._getHttpServletRequest().getRemoteUser();
156 }
157
158
159 /**
160 * The default behavior of this method is to return isUserInRole(String role)
161 * on the wrapped request object.
162 */
163 public boolean isUserInRole(String role) {
164 return this._getHttpServletRequest().isUserInRole(role);
165 }
166
167
168
169 /**
170 * The default behavior of this method is to return getUserPrincipal()
171 * on the wrapped request object.
172 */
173 public java.security.Principal getUserPrincipal() {
174 return this._getHttpServletRequest().getUserPrincipal();
175 }
176
177
178 /**
179 * The default behavior of this method is to return getRequestedSessionId()
180 * on the wrapped request object.
181 */
182 public String getRequestedSessionId() {
183 return this._getHttpServletRequest().getRequestedSessionId();
184 }
185
186 /**
187 * The default behavior of this method is to return getRequestURI()
188 * on the wrapped request object.
189 */
190 public String getRequestURI() {
191 return this._getHttpServletRequest().getRequestURI();
192 }
193 /**
194 * The default behavior of this method is to return getRequestURL()
195 * on the wrapped request object.
196 */
197 public StringBuffer getRequestURL() {
198 return this._getHttpServletRequest().getRequestURL();
199 }
200
201
202 /**
203 * The default behavior of this method is to return getServletPath()
204 * on the wrapped request object.
205 */
206 public String getServletPath() {
207 return this._getHttpServletRequest().getServletPath();
208 }
209
210
211 /**
212 * The default behavior of this method is to return getSession(boolean create)
213 * on the wrapped request object.
214 */
215 public HttpSession getSession(boolean create) {
216 return this._getHttpServletRequest().getSession(create);
217 }
218
219 /**
220 * The default behavior of this method is to return getSession()
221 * on the wrapped request object.
222 */
223 public HttpSession getSession() {
224 return this._getHttpServletRequest().getSession();
225 }
226
227 /**
228 * The default behavior of this method is to return isRequestedSessionIdValid()
229 * on the wrapped request object.
230 */
231
232 public boolean isRequestedSessionIdValid() {
233 return this._getHttpServletRequest().isRequestedSessionIdValid();
234 }
235
236
237 /**
238 * The default behavior of this method is to return isRequestedSessionIdFromCookie()
239 * on the wrapped request object.
240 */
241 public boolean isRequestedSessionIdFromCookie() {
242 return this._getHttpServletRequest().isRequestedSessionIdFromCookie();
243 }
244
245 /**
246 * The default behavior of this method is to return isRequestedSessionIdFromURL()
247 * on the wrapped request object.
248 */
249 public boolean isRequestedSessionIdFromURL() {
250 return this._getHttpServletRequest().isRequestedSessionIdFromURL();
251 }
252
253 /**
254 * The default behavior of this method is to return isRequestedSessionIdFromUrl()
255 * on the wrapped request object.
256 */
257 public boolean isRequestedSessionIdFromUrl() {
258 return this._getHttpServletRequest().isRequestedSessionIdFromUrl();
259 }
260
261
262
263 }
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