| LogAdvice.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 /**
24 * The contents of this file are subject to the terms of the Common Development
25 * and Distribution License (the License). You may not use this file except in
26 * compliance with the License.
27 *
28 * You can obtain a copy of the License at http://www.sun.com/cddl/cddl.html and
29 * legal/CDDLv1.0.txt. See the License for the specific language governing
30 * permission and limitations under the License.
31 *
32 * When distributing Covered Code, include this CDDL Header Notice in each file
33 * and include the License file at legal/CDDLv1.0.txt.
34 *
35 * If applicable, add the following below the CDDL Header, with the fields
36 * enclosed by brackets [] replaced by your own identifying information:
37 * "Portions Copyrighted [year] [name of copyright owner]"
38 *
39 * Copyright 2009 Sun Microsystems Inc. All rights reserved.
40 */
41
42 package com.liferay.portal.spring.aop;
43
44 import com.liferay.portal.kernel.log.Log;
45 import com.liferay.portal.kernel.log.LogFactoryUtil;
46
47 import java.util.HashMap;
48 import java.util.Map;
49
50 import org.aspectj.lang.ProceedingJoinPoint;
51
52 /**
53 * <a href="LogAdvice.java.html"><b><i>View Source</i></b></a>
54 *
55 * @author Karthik Sudarshan
56 * @author Brian Wing Shun Chan
57 * @author Michael Young
58 */
59 public class LogAdvice {
60
61 public Object invoke(ProceedingJoinPoint proceedingJoinPoint)
62 throws Throwable {
63
64 String typeName = proceedingJoinPoint.getTarget().getClass().getName();
65
66 Log log = getLog(typeName);
67
68 if (log.isInfoEnabled()) {
69 log.info("Before " + typeName);
70 }
71
72 Object returnVal = proceedingJoinPoint.proceed();
73
74 if (log.isInfoEnabled()) {
75 log.info("After " + typeName);
76 }
77
78 return returnVal;
79 }
80
81 protected Log getLog(String typeName) {
82 Log log = _logs.get(typeName);
83
84 if (log == null) {
85 log = LogFactoryUtil.getLog(typeName);
86
87 _logs.put(typeName, log);
88 }
89
90 return log;
91 }
92
93 private static Map<String, Log> _logs = new HashMap<String, Log>();
94
95 }