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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.scxml.env;
18  
19  import java.io.Serializable;
20  import java.util.List;
21  import java.util.Map;
22  
23  import org.apache.commons.logging.Log;
24  import org.apache.commons.logging.LogFactory;
25  import org.apache.commons.scxml.EventDispatcher;
26  
27  /***
28   * Trivial EventDispatcher implementation.
29   * No remote eventing.
30   *
31   */
32  public final class SimpleDispatcher implements EventDispatcher, Serializable {
33  
34       /*** Serial version UID. */
35      private static final long serialVersionUID = 1L;
36      /*** Implementation independent log category. */
37       private Log log = LogFactory.getLog(EventDispatcher.class);
38  
39      /***
40       *  Constructor.
41       */
42      public SimpleDispatcher() {
43          super();
44      }
45  
46      /***
47       * @see EventDispatcher#cancel(String)
48       */
49      public void cancel(final String sendId) {
50          if (log.isInfoEnabled()) {
51              log.info("cancel( sendId: " + sendId + ")");
52          }
53      }
54  
55      /***
56      @see EventDispatcher#send(String,String,String,String,Map,Object,long,List)
57       */
58      public void send(final String sendId, final String target,
59              final String targetType, final String event, final Map params,
60              final Object hints, final long delay, final List externalNodes) {
61          if (log.isInfoEnabled()) {
62              StringBuffer buf = new StringBuffer();
63              buf.append("send ( sendId: ").append(sendId);
64              buf.append(", target: ").append(target);
65              buf.append(", targetType: ").append(targetType);
66              buf.append(", event: ").append(event);
67              buf.append(", params: ").append(String.valueOf(params));
68              buf.append(", hints: ").append(String.valueOf(hints));
69              buf.append(", delay: ").append(delay);
70              buf.append(')');
71              log.info(buf.toString());
72          }
73  
74      }
75  
76  }
77