001/*
002 * Copyright 2002-2016 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.orm.hibernate5;
018
019import org.hibernate.Session;
020
021import org.springframework.transaction.support.TransactionSynchronizationAdapter;
022
023/**
024 * Simple synchronization adapter that propagates a {@code flush()} call
025 * to the underlying Hibernate Session. Used in combination with JTA.
026 *
027 * @author Juergen Hoeller
028 * @since 4.2
029 */
030public class SpringFlushSynchronization extends TransactionSynchronizationAdapter {
031
032        private final Session session;
033
034
035        public SpringFlushSynchronization(Session session) {
036                this.session = session;
037        }
038
039
040        @Override
041        public void flush() {
042                SessionFactoryUtils.flush(this.session, false);
043        }
044
045
046        @Override
047        public boolean equals(Object obj) {
048                return (obj instanceof SpringFlushSynchronization &&
049                                this.session == ((SpringFlushSynchronization) obj).session);
050        }
051
052        @Override
053        public int hashCode() {
054                return this.session.hashCode();
055        }
056
057}