001/* 002 * Copyright 2002-2017 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.jms.core; 018 019import javax.jms.JMSException; 020import javax.jms.Session; 021 022/** 023 * Callback for executing any number of operations on a provided {@link Session}. 024 * 025 * <p>To be used with the {@link JmsTemplate#execute(SessionCallback)} method, 026 * often implemented as an anonymous inner class or as a lambda expression. 027 * 028 * @author Mark Pollack 029 * @since 1.1 030 * @see JmsTemplate#execute(SessionCallback) 031 */ 032public interface SessionCallback<T> { 033 034 /** 035 * Execute any number of operations against the supplied JMS {@link Session}, 036 * possibly returning a result. 037 * @param session the JMS {@code Session} 038 * @return a result object from working with the {@code Session}, if any 039 * (or {@code null} if none) 040 * @throws javax.jms.JMSException if thrown by JMS API methods 041 */ 042 T doInJms(Session session) throws JMSException; 043 044}