# AbstractProtocolEmulator.java

    /*
     * Copyright (c) 2019, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
     *
     * WSO2 Inc. licenses this file to you 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.apache.synapse.commons.emulator.core;

    import org.apache.log4j.Logger;

    public abstract class AbstractProtocolEmulator {

        private Emulator emulator;
        private EmulatorType emulatorType;
        private static final Logger log = Logger.getLogger(AbstractProtocolEmulator.class);

        public AbstractProtocolEmulator(Emulator emulator) {
            this.emulator = emulator;
        }

        public abstract AbstractEmulatorContext consumer();

        public abstract AbstractEmulatorContext producer();

        public AbstractProtocolEmulator start() {
            try {
                emulator.setEmulatorType(emulatorType);
                emulator.start();
            } catch (Exception e) {
                log.error("Exception occurred while initialize the emulator", e);
            }
            return this;
        }

        public AbstractProtocolEmulator send() {
            try {
                emulator.setEmulatorType(emulatorType);
                emulator.run();
            } catch (Exception e) {
                log.error("Exception occurred while initialize the emulator", e);
            }
            return this;
        }

        public void shutdown() {
            try {
                emulator.shutdown(emulatorType);
            } catch (Exception e) {
                log.error("Exception occurred while shutdown the emulator", e);
            }
        }

        protected void setEmulatorType(EmulatorType emulatorType) {
            this.emulatorType = emulatorType;
        }
    }