com.liferay.portal.kernel.util.InitialThreadLocal Maven / Gradle / Ivy
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Contains interfaces for the portal services. Interfaces are only loaded by the global class loader and are shared by all plugins.
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.portal.kernel.util;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import java.lang.reflect.Method;
/**
* @author Brian Wing Shun Chan
* @author Shuyang Zhou
*/
public class InitialThreadLocal extends CentralizedThreadLocal {
public InitialThreadLocal(String name, T initialValue) {
this(name, initialValue, false);
}
public InitialThreadLocal(String name, T initialValue, boolean shortLived) {
super(shortLived);
_name = name;
_initialValue = initialValue;
Method cloneMethod = null;
if (_initialValue instanceof Cloneable) {
try {
Class> clazz = _initialValue.getClass();
cloneMethod = clazz.getMethod(_METHOD_CLONE);
}
catch (Exception e) {
_log.error(e, e);
}
}
_cloneMethod = cloneMethod;
}
@Override
public String toString() {
if (_name != null) {
return _name;
}
else {
return super.toString();
}
}
@Override
protected T initialValue() {
if (_cloneMethod != null) {
try {
return (T)_cloneMethod.invoke(_initialValue);
}
catch (Exception e) {
_log.error(e, e);
}
}
return _initialValue;
}
private static final String _METHOD_CLONE = "clone";
private static final Log _log = LogFactoryUtil.getLog(
InitialThreadLocal.class);
private final Method _cloneMethod;
private final T _initialValue;
private final String _name;
}
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