/* * Copyright 2016 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.springframework.integration.endpoint; import org.springframework.integration.support.context.NamedComponent; import org.springframework.messaging.MessageChannel; import org.springframework.messaging.MessageHandler; /** * Message consumers implement this interface, the message handler within a consumer * may or may not emit output messages. * * @author Gary Russell * @since 4.3 * */ public interface IntegrationConsumer extends NamedComponent { /** * Return the input channel. * @return the input channel. */ MessageChannel getInputChannel(); /** * Return the output channel (may be null). * @return the output channel. */ MessageChannel getOutputChannel(); /** * Return the consumer's handler. * @return the handler. */ MessageHandler getHandler(); }