69 lines
2.0 KiB
Java
69 lines
2.0 KiB
Java
/*
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* Copyright 2015 FUJITSU LIMITED
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License
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* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing permissions and limitations under
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* the License.
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*
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*/
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package monasca.api.infrastructure.persistence.hibernate;
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import org.hibernate.SessionFactory;
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import org.hibernate.Transaction;
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import org.joda.time.DateTime;
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import org.joda.time.DateTimeZone;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.slf4j.Marker;
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import org.slf4j.MarkerFactory;
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/**
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* Abstract foundation for ORM repositories.
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*/
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abstract class BaseSqlRepo {
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protected static final Marker ORM_LOG_MARKER = MarkerFactory.getMarker("ORM");
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private static final Logger LOG = LoggerFactory.getLogger(BaseSqlRepo.class);
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protected final SessionFactory sessionFactory;
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protected BaseSqlRepo(final SessionFactory sessionFactory) {
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this.sessionFactory = sessionFactory;
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}
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/**
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* Rollbacks passed {@code tx} transaction if such is not null.
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* Assumption is being made that {@code tx} being null means transaction
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* has been successfully committed.
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*
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* @param tx {@link Transaction} object
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*/
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protected void rollbackIfNotNull(final Transaction tx) {
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if (tx != null) {
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try {
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tx.rollback();
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} catch (RuntimeException rbe) {
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LOG.error(ORM_LOG_MARKER, "Couldn't roll back transaction", rbe);
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}
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}
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}
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/**
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* Returns <b>UTC</b> based {@link DateTime#now()}
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*
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* @return current date/time in UTC
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*
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* @see DateTimeZone#UTC
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* @see DateTime#now()
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*/
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protected DateTime getUTCNow() {
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return DateTime.now(DateTimeZone.UTC);
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}
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}
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