| LogAdvice.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 /**
21 * The contents of this file are subject to the terms of the Common Development
22 * and Distribution License (the License). You may not use this file except in
23 * compliance with the License.
24 *
25 * You can obtain a copy of the License at http://www.sun.com/cddl/cddl.html and
26 * legal/CDDLv1.0.txt. See the License for the specific language governing
27 * permission and limitations under the License.
28 *
29 * When distributing Covered Code, include this CDDL Header Notice in each file
30 * and include the License file at legal/CDDLv1.0.txt.
31 *
32 * If applicable, add the following below the CDDL Header, with the fields
33 * enclosed by brackets [] replaced by your own identifying information:
34 * "Portions Copyrighted [year] [name of copyright owner]"
35 *
36 * Copyright 2009 Sun Microsystems Inc. All rights reserved.
37 */
38
39 package com.liferay.portal.spring.aop;
40
41 import com.liferay.portal.kernel.log.Log;
42 import com.liferay.portal.kernel.log.LogFactoryUtil;
43
44 import java.util.HashMap;
45 import java.util.Map;
46
47 import org.aspectj.lang.ProceedingJoinPoint;
48
49 /**
50 * <a href="LogAdvice.java.html"><b><i>View Source</i></b></a>
51 *
52 * @author Karthik Sudarshan
53 * @author Brian Wing Shun Chan
54 * @author Michael Young
55 *
56 */
57 public class LogAdvice {
58
59 public Object invoke(ProceedingJoinPoint proceedingJoinPoint)
60 throws Throwable {
61
62 String typeName = proceedingJoinPoint.getTarget().getClass().getName();
63
64 Log log = getLog(typeName);
65
66 if (log.isInfoEnabled()) {
67 log.info("Before " + typeName);
68 }
69
70 Object returnVal = proceedingJoinPoint.proceed();
71
72 if (log.isInfoEnabled()) {
73 log.info("After " + typeName);
74 }
75
76 return returnVal;
77 }
78
79 protected Log getLog(String typeName) {
80 Log log = _logs.get(typeName);
81
82 if (log == null) {
83 log = LogFactoryUtil.getLog(typeName);
84
85 _logs.put(typeName, log);
86 }
87
88 return log;
89 }
90
91 private static Map<String, Log> _logs = new HashMap<String, Log>();
92
93 }