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14 package org.eclipse.jetty.server.handler;
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16
17 import java.io.IOException;
18
19 import org.eclipse.jetty.server.Handler;
20 import org.eclipse.jetty.server.Server;
21 import org.eclipse.jetty.util.component.AggregateLifeCycle;
22 import org.eclipse.jetty.util.log.Log;
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30 public abstract class AbstractHandler extends AggregateLifeCycle implements Handler
31 {
32 private Server _server;
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36
37
38 public AbstractHandler()
39 {
40 }
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45
46 @Override
47 protected void doStart() throws Exception
48 {
49 Log.debug("starting {}",this);
50 super.doStart();
51 }
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56
57 @Override
58 protected void doStop() throws Exception
59 {
60 Log.debug("stopping {}",this);
61 super.doStop();
62 }
63
64
65 public void setServer(Server server)
66 {
67 Server old_server=_server;
68 if (old_server!=null && old_server!=server)
69 old_server.getContainer().removeBean(this);
70 _server=server;
71 if (_server!=null && _server!=old_server)
72 _server.getContainer().addBean(this);
73 }
74
75
76 public Server getServer()
77 {
78 return _server;
79 }
80
81
82 public void destroy()
83 {
84 if (!isStopped())
85 throw new IllegalStateException("!STOPPED");
86 super.destroy();
87 if (_server!=null)
88 _server.getContainer().removeBean(this);
89 }
90
91
92 public void dumpThis(Appendable out) throws IOException
93 {
94 out.append(toString()).append(' ').append(getState()).append('\n');
95 }
96
97 }