2 * Copyright 2007 the original author or authors.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 package org.wamblee.system.core;
18 import javax.sql.DataSource;
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;
26 public class Application extends AbstractComponent {
27 public static RequiredInterface[] required(boolean aOptional) {
29 new RequiredInterface[] {
30 new DefaultRequiredInterface("datasource", DataSource.class, aOptional),
31 new DefaultRequiredInterface("integer", Integer.class, aOptional)
35 private EventTracker<String> _tracker;
37 public Application() {
38 super("application", new ProvidedInterface[0], required(false));
41 public Application(boolean aIsOptinal) {
42 super("application", new ProvidedInterface[0], required(true));
45 public Application(EventTracker<String> aTracker) {
51 protected void doStart() {
52 track("start." + getName());
56 protected void doStop() {
57 track("stop." + getName());
60 private void track(String aString) {
61 if ( _tracker == null ) {
64 _tracker.eventOccurred(aString);