com.liferay.portal.template.ServiceLocator Maven / Gradle / Ivy

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/**
 * 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.template;

import com.liferay.petra.string.StringBundler;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.module.util.SystemBundleUtil;
import com.liferay.portal.kernel.service.BaseLocalService;
import com.liferay.portal.kernel.service.BaseService;
import com.liferay.portal.util.PropsValues;

/**
 * @author Brian Wing Shun Chan
 */
public class ServiceLocator {

	public static ServiceLocator getInstance() {
		return _serviceLocator;
	}

	public Object findService(String serviceName) {
		Object object = SystemBundleUtil.callService(serviceName, obj -> obj);

		if (PropsValues.TEMPLATE_ENGINE_SERVICE_LOCATOR_RESTRICT &&
			!(object instanceof BaseLocalService) &&
			!(object instanceof BaseService)) {

			if (_log.isWarnEnabled()) {
				_log.warn(
					StringBundler.concat(
						"Denied access to service \"", serviceName,
						"\" because it is not a Service Builder generated ",
						"service"));
			}

			object = null;
		}

		return object;
	}

	private ServiceLocator() {
	}

	private static final Log _log = LogFactoryUtil.getLog(ServiceLocator.class);

	private static final ServiceLocator _serviceLocator = new ServiceLocator();

}