1
14
15 package com.liferay.portal.kernel.util;
16
17 import com.liferay.portal.kernel.log.Log;
18 import com.liferay.portal.kernel.log.LogFactoryUtil;
19
20 import java.lang.Cloneable;
21 import java.lang.reflect.Method;
22
23
28 public class InitialThreadLocal<T> extends ThreadLocal<T> {
29
30 public InitialThreadLocal(T initialValue) {
31 _initialValue = initialValue;
32 }
33
34 protected T initialValue() {
35 if (_initialValue instanceof Cloneable) {
36 try {
37 Method method = _initialValue.getClass().getMethod(
38 _METHOD_CLONE);
39
40 return (T)method.invoke(_initialValue);
41 }
42 catch (Exception e) {
43 _log.error(e, e);
44 }
45 }
46
47 return _initialValue;
48 }
49
50 private static final String _METHOD_CLONE = "clone";
51
52 private static Log _log = LogFactoryUtil.getLog(InitialThreadLocal.class);
53
54 private T _initialValue;
55
56 }