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[utils] / system / general / src / test / java / org / wamblee / system / core / Application.java
1 /*
2  * Copyright 2007 the original author or authors.
3  * 
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  * 
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  * 
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */ 
16 package org.wamblee.system.core;
17
18 import javax.sql.DataSource;
19
20 import org.wamblee.system.core.AbstractComponent;
21 import org.wamblee.system.core.DefaultRequiredInterface;
22 import org.wamblee.system.core.ProvidedInterface;
23 import org.wamblee.system.core.RequiredInterface;
24 import org.wamblee.test.EventTracker;
25
26 public class Application extends AbstractComponent {
27         public static RequiredInterface[] required(boolean aOptional) {
28                 return
29                 new RequiredInterface[] { 
30                         new DefaultRequiredInterface("string", String.class, aOptional), 
31                         new DefaultRequiredInterface("integer", Integer.class, aOptional)
32         };
33         }
34
35         private EventTracker<String> _tracker;
36         private String _string; 
37         private Integer _integer; 
38         
39         public Application() {
40                 super("application", new ProvidedInterface[0], required(false)); 
41         }
42         
43         public Application(boolean aIsOptinal) { 
44                 super("application", new ProvidedInterface[0], required(true)); 
45         }
46         
47         public Application(EventTracker<String> aTracker) { 
48                 this();
49                 _tracker = aTracker; 
50         }
51
52         @Override
53         protected void doStart() {
54                 track("start." + getName());
55                 _string = getRequiredInterfaces()[0].getImplementation(String.class);
56             _integer = getRequiredInterfaces()[1].getImplementation(Integer.class);
57         }
58         
59         public String getString() {
60                 return _string;
61         }
62         
63         public Integer getInteger() {
64                 return _integer;
65         }
66         
67         @Override
68         protected void doStop() {
69                 track("stop." + getName());     
70         }
71         
72         private void track(String aString) {
73                 if ( _tracker == null ) { 
74                         return; 
75                 }
76                 _tracker.eventOccurred(aString);
77         }
78 }