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1 package nl.hippo.cms.workflows.shared;
2
3 import org.apache.avalon.framework.logger.AbstractLogEnabled;
4 import org.apache.avalon.framework.service.ServiceException;
5 import org.apache.avalon.framework.service.ServiceManager;
6 import org.apache.avalon.framework.service.Serviceable;
7 import org.apache.avalon.framework.thread.ThreadSafe;
8
9 abstract class WorkflowExtensionComponent extends AbstractLogEnabled implements Serviceable, ThreadSafe
10 {
11 protected ServiceManager m_manager;
12
13 WorkflowExtensionComponent()
14 {
15 super();
16 }
17
18 public void service(ServiceManager manager) throws ServiceException
19 {
20 m_manager = manager;
21 }
22
23 void assertLoadedAsComponent()
24 {
25 if (!hasBeenServiced())
26 {
27 throw new IllegalStateException  ("Workflow-extension component not loaded as a component");
28 }
29 }
30
31 private boolean hasBeenServiced()
32 {
33 return m_manager != null;
34 }
35
36 }
37 |
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