| ClearRenderParametersAction.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.events;
21
22 import com.liferay.portal.kernel.events.Action;
23 import com.liferay.portal.util.WebKeys;
24
25 import java.util.Map;
26
27 import javax.servlet.http.HttpServletRequest;
28 import javax.servlet.http.HttpServletResponse;
29 import javax.servlet.http.HttpSession;
30
31 /**
32 * <a href="ClearRenderParametersAction.java.html"><b><i>View Source</i></b></a>
33 *
34 * @author Brian Wing Shun Chan
35 *
36 */
37 public class ClearRenderParametersAction extends Action {
38
39 public void run(HttpServletRequest request, HttpServletResponse response) {
40
41 // Some users are confused by the behavior stated in the JSR 168 spec
42 // that render parameters are saved across requests. Set this class to
43 // always clear render parameters to please those users. You can also
44 // modify the "layout.remember.request.window.state.maximized" property
45 // in portal.properties to disable the remembering of window states
46 // across requests.
47
48 HttpSession session = request.getSession();
49
50 Map<Long, Map<String, Map<String, String[]>>> renderParametersPool =
51 (Map<Long, Map<String, Map<String, String[]>>>)session.getAttribute(
52 WebKeys.PORTLET_RENDER_PARAMETERS);
53
54 if (renderParametersPool != null) {
55 renderParametersPool.clear();
56 }
57 }
58
59 }