001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.commons.scxml.env;
018
019 import java.io.Serializable;
020 import java.util.List;
021 import java.util.Map;
022
023 import org.apache.commons.logging.Log;
024 import org.apache.commons.logging.LogFactory;
025 import org.apache.commons.scxml.EventDispatcher;
026
027 /**
028 * Trivial EventDispatcher implementation.
029 * No remote eventing.
030 *
031 */
032 public final class SimpleDispatcher implements EventDispatcher, Serializable {
033
034 /** Serial version UID. */
035 private static final long serialVersionUID = 1L;
036 /** Implementation independent log category. */
037 private Log log = LogFactory.getLog(EventDispatcher.class);
038
039 /**
040 * Constructor.
041 */
042 public SimpleDispatcher() {
043 super();
044 }
045
046 /**
047 * @see EventDispatcher#cancel(String)
048 */
049 public void cancel(final String sendId) {
050 if (log.isInfoEnabled()) {
051 log.info("cancel( sendId: " + sendId + ")");
052 }
053 }
054
055 /**
056 @see EventDispatcher#send(String,String,String,String,Map,Object,long,List)
057 */
058 public void send(final String sendId, final String target,
059 final String targetType, final String event, final Map params,
060 final Object hints, final long delay, final List externalNodes) {
061 if (log.isInfoEnabled()) {
062 StringBuffer buf = new StringBuffer();
063 buf.append("send ( sendId: ").append(sendId);
064 buf.append(", target: ").append(target);
065 buf.append(", targetType: ").append(targetType);
066 buf.append(", event: ").append(event);
067 buf.append(", params: ").append(String.valueOf(params));
068 buf.append(", hints: ").append(String.valueOf(hints));
069 buf.append(", delay: ").append(delay);
070 buf.append(')');
071 log.info(buf.toString());
072 }
073
074 }
075
076 }
077