| ClearRenderParametersAction.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.events;
24
25 import com.liferay.portal.kernel.events.Action;
26 import com.liferay.portal.util.WebKeys;
27
28 import java.util.Map;
29
30 import javax.servlet.http.HttpServletRequest;
31 import javax.servlet.http.HttpServletResponse;
32 import javax.servlet.http.HttpSession;
33
34 /**
35 * <a href="ClearRenderParametersAction.java.html"><b><i>View Source</i></b></a>
36 *
37 * @author Brian Wing Shun Chan
38 */
39 public class ClearRenderParametersAction extends Action {
40
41 public void run(HttpServletRequest request, HttpServletResponse response) {
42
43 // Some users are confused by the behavior stated in the JSR 168 spec
44 // that render parameters are saved across requests. Set this class to
45 // always clear render parameters to please those users. You can also
46 // modify the "layout.remember.request.window.state.maximized" property
47 // in portal.properties to disable the remembering of window states
48 // across requests.
49
50 HttpSession session = request.getSession();
51
52 Map<Long, Map<String, Map<String, String[]>>> renderParametersPool =
53 (Map<Long, Map<String, Map<String, String[]>>>)session.getAttribute(
54 WebKeys.PORTLET_RENDER_PARAMETERS);
55
56 if (renderParametersPool != null) {
57 renderParametersPool.clear();
58 }
59 }
60
61 }