LiferayServletRequest.java |
1 /** 2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved. 3 * 4 * The contents of this file are subject to the terms of the Liferay Enterprise 5 * Subscription License ("License"). You may not use this file except in 6 * compliance with the License. You can obtain a copy of the License by 7 * contacting Liferay, Inc. See the License for the specific language governing 8 * permissions and limitations under the License, including but not limited to 9 * distribution rights of the Software. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 17 * SOFTWARE. 18 */ 19 20 package com.liferay.portal.upload; 21 22 import java.io.IOException; 23 24 import javax.servlet.ServletInputStream; 25 import javax.servlet.http.HttpServletRequest; 26 import javax.servlet.http.HttpServletRequestWrapper; 27 28 /** 29 * <a href="LiferayServletRequest.java.html"><b><i>View Source</i></b></a> 30 * 31 * @author Brian Myunghun Kim 32 * @author Brian Wing Shun Chan 33 * 34 */ 35 public class LiferayServletRequest extends HttpServletRequestWrapper { 36 37 public LiferayServletRequest(HttpServletRequest request) { 38 super(request); 39 40 _request = request; 41 } 42 43 public ServletInputStream getInputStream() throws IOException { 44 if (_lis == null) { 45 _lis = new LiferayInputStream(_request); 46 47 return _lis; 48 } 49 else { 50 51 // Return the cached input stream the second time the user requests 52 // the input stream, otherwise, it will return an empty input stream 53 // because it has already been parsed 54 55 return _lis.getCachedInputStream(); 56 } 57 } 58 59 private HttpServletRequest _request; 60 private LiferayInputStream _lis = null; 61 62 }