01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * furnished to do so, subject to the following conditions:
10: *
11: * The above copyright notice and this permission notice shall be included in
12: * all copies or substantial portions 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: */package com.liferay.portal.servlet;
22:
23: import com.liferay.portal.action.JSONServiceAction;
24: import com.liferay.portal.kernel.util.GetterUtil;
25: import com.liferay.portal.kernel.util.InstancePool;
26: import com.liferay.portal.model.User;
27: import com.liferay.portal.security.auth.PrincipalThreadLocal;
28: import com.liferay.portal.security.permission.PermissionCheckerFactory;
29: import com.liferay.portal.security.permission.PermissionCheckerImpl;
30: import com.liferay.portal.security.permission.PermissionThreadLocal;
31: import com.liferay.portal.service.UserLocalServiceUtil;
32:
33: import java.io.IOException;
34:
35: import javax.servlet.ServletException;
36: import javax.servlet.http.HttpServlet;
37: import javax.servlet.http.HttpServletRequest;
38: import javax.servlet.http.HttpServletResponse;
39:
40: import org.apache.commons.logging.Log;
41: import org.apache.commons.logging.LogFactory;
42: import org.apache.struts.action.Action;
43:
44: /**
45: * <a href="JSONServlet.java.html"><b><i>View Source</i></b></a>
46: *
47: * @author Brian Wing Shun Chan
48: *
49: */
50: public class JSONServlet extends HttpServlet {
51:
52: public void service(HttpServletRequest req, HttpServletResponse res)
53: throws IOException, ServletException {
54:
55: PermissionCheckerImpl permissionChecker = null;
56:
57: try {
58: String remoteUser = req.getRemoteUser();
59:
60: if (_log.isDebugEnabled()) {
61: _log.debug("Remote user " + remoteUser);
62: }
63:
64: if (remoteUser != null) {
65: PrincipalThreadLocal.setName(remoteUser);
66:
67: long userId = GetterUtil.getLong(remoteUser);
68:
69: User user = UserLocalServiceUtil.getUserById(userId);
70:
71: permissionChecker = PermissionCheckerFactory.create(
72: user, true);
73:
74: PermissionThreadLocal
75: .setPermissionChecker(permissionChecker);
76: }
77:
78: Action action = (Action) InstancePool
79: .get(JSONServiceAction.class.getName());
80:
81: action.execute(null, null, req, res);
82: } catch (Exception e) {
83: _log.error(e, e);
84: } finally {
85: try {
86: PermissionCheckerFactory.recycle(permissionChecker);
87: } catch (Exception e) {
88: }
89: }
90: }
91:
92: private static Log _log = LogFactory.getLog(JSONServlet.class);
93:
94: }
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