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14 package org.eclipse.jetty.server.handler;
15
16
17 import org.eclipse.jetty.server.Handler;
18 import org.eclipse.jetty.server.Server;
19 import org.eclipse.jetty.util.component.AbstractLifeCycle;
20 import org.eclipse.jetty.util.log.Log;
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28 public abstract class AbstractHandler extends AbstractLifeCycle implements Handler
29 {
30 private Server _server;
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36 public AbstractHandler()
37 {
38 }
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44 protected void doStart() throws Exception
45 {
46 Log.debug("starting {}",this);
47 }
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53 protected void doStop() throws Exception
54 {
55 Log.debug("stopping {}",this);
56 }
57
58
59 public String toString()
60 {
61 StringBuilder b=new StringBuilder();
62 String s=super.toString();
63 b.append(s,s.lastIndexOf('.')+1,s.length());
64 ContextHandler.Context ctx = ContextHandler.getCurrentContext();
65 if (ctx!=null && ctx.getContextPath()!=null && !(this instanceof ContextHandler))
66 {
67 b.append('@');
68 b.append(ctx.getContextPath());
69
70 }
71 return b.toString();
72 }
73
74
75 public void setServer(Server server)
76 {
77 Server old_server=_server;
78 if (old_server!=null && old_server!=server)
79 old_server.getContainer().removeBean(this);
80 _server=server;
81 if (_server!=null && _server!=old_server)
82 _server.getContainer().addBean(this);
83 }
84
85
86 public Server getServer()
87 {
88 return _server;
89 }
90
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93 public void destroy()
94 {
95 if (!isStopped())
96 throw new IllegalStateException("!STOPPED");
97 if (_server!=null)
98 _server.getContainer().removeBean(this);
99 }
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103 public String dump()
104 {
105 StringBuilder b = new StringBuilder();
106 dump(b,"");
107 return b.toString();
108 }
109
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111 protected void dump(StringBuilder b,String indent)
112 {
113 b.append(toString());
114 b.append(isStarted()?" started":" STOPPED");
115 b.append('\n');
116 }
117
118 }