com.liferay.portal.security.membershippolicy.UserGroupMembershipPolicyFactoryImpl Maven / Gradle / Ivy
/**
* 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.security.membershippolicy;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.security.membershippolicy.UserGroupMembershipPolicy;
import com.liferay.portal.kernel.security.membershippolicy.UserGroupMembershipPolicyFactory;
import com.liferay.portal.util.PropsValues;
import com.liferay.registry.Registry;
import com.liferay.registry.RegistryUtil;
import com.liferay.registry.ServiceReference;
import com.liferay.registry.ServiceTracker;
import com.liferay.registry.ServiceTrackerCustomizer;
/**
* @author Sergio González
* @author Shuyang Zhou
* @author Peter Fellwock
*/
public class UserGroupMembershipPolicyFactoryImpl
implements UserGroupMembershipPolicyFactory {
@Override
public UserGroupMembershipPolicy getUserGroupMembershipPolicy() {
return _instance._serviceTracker.getService();
}
private UserGroupMembershipPolicyFactoryImpl() {
Registry registry = RegistryUtil.getRegistry();
_serviceTracker = registry.trackServices(
UserGroupMembershipPolicy.class,
new UserGroupMembershipPolicyTrackerCustomizer());
_serviceTracker.open();
}
private static final Log _log = LogFactoryUtil.getLog(
UserGroupMembershipPolicyFactoryImpl.class);
private static final UserGroupMembershipPolicyFactoryImpl _instance =
new UserGroupMembershipPolicyFactoryImpl();
private final ServiceTracker _serviceTracker;
private static class UserGroupMembershipPolicyTrackerCustomizer
implements ServiceTrackerCustomizer
{
@Override
public UserGroupMembershipPolicy addingService(
ServiceReference serviceReference) {
Registry registry = RegistryUtil.getRegistry();
UserGroupMembershipPolicy userGroupMembershipPolicy =
registry.getService(serviceReference);
if (PropsValues.MEMBERSHIP_POLICY_AUTO_VERIFY) {
try {
userGroupMembershipPolicy.verifyPolicy();
}
catch (PortalException pe) {
_log.error(pe, pe);
}
}
return userGroupMembershipPolicy;
}
@Override
public void modifiedService(
ServiceReference serviceReference,
UserGroupMembershipPolicy userGroupMembershipPolicy) {
}
@Override
public void removedService(
ServiceReference serviceReference,
UserGroupMembershipPolicy userGroupMembershipPolicy) {
Registry registry = RegistryUtil.getRegistry();
registry.ungetService(serviceReference);
}
}
}