CacheResponseStream.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.util.servlet.filters; 21 22 import java.io.DataOutputStream; 23 import java.io.IOException; 24 import java.io.OutputStream; 25 26 import javax.servlet.ServletOutputStream; 27 28 /** 29 * <a href="CacheResponseStream.java.html"><b><i>View Source</i></b></a> 30 * 31 * @author Alexander Chow 32 * 33 */ 34 public class CacheResponseStream extends ServletOutputStream { 35 36 public CacheResponseStream(OutputStream os) { 37 _dos = new DataOutputStream(os); 38 } 39 40 public void close() throws IOException { 41 super.close(); 42 43 _closed = true; 44 } 45 46 public boolean isClosed() { 47 return _closed; 48 } 49 50 public void write(int b) throws IOException { 51 _dos.write(b); 52 } 53 54 public void write(byte[] b) throws IOException { 55 _dos.write(b); 56 } 57 58 public void write(byte[] b, int off, int len) throws IOException { 59 _dos.write(b, off, len); 60 } 61 62 private boolean _closed; 63 private DataOutputStream _dos = null; 64 65 }