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1 package nl.hippo.cocoon.profiling;
2
3 import java.io.IOException  ;
4 import nl.hippo.util.logging.DebugLevelLogger;
5 import nl.hippo.util.logging.ErrorLevelLogger;
6 import nl.hippo.util.logging.FatalErrorLevelLogger;
7 import nl.hippo.util.logging.InfoLevelLogger;
8 import nl.hippo.util.logging.SpecificLogLevelLogger;
9 import nl.hippo.util.logging.WarnLevelLogger;
10 import org.apache.avalon.framework.activity.Disposable;
11 import org.apache.avalon.framework.parameters.ParameterException;
12 import org.apache.avalon.framework.service.ServiceException;
13 import org.apache.avalon.framework.service.ServiceManager;
14 import org.apache.avalon.framework.service.ServiceSelector;
15 import org.apache.avalon.framework.service.Serviceable;
16 import org.apache.cocoon.ProcessingException;
17 import org.apache.cocoon.environment.Request;
18 import org.apache.cocoon.generation.AbstractGenerator;
19 import org.apache.cocoon.generation.Generator;
20 import org.xml.sax.SAXException ;
21
22 public class ProfilingGenerator extends AbstractGenerator implements Serviceable, Disposable
23 {
24
25 private ServiceManager m_manager;
26
27 private ServiceSelector m_generatorSelector;
28
29 public ProfilingGenerator()
30 {
31 super();
32 }
33
34 public void generate() throws IOException , SAXException , ProcessingException
35 {
36 long start = System.currentTimeMillis();
37 Generator delegate = null;
38 Request request = (Request) objectModel.get("request");
39 String sitemapURI = request.getSitemapURI();
40 SpecificLogLevelLogger logger = new DebugLevelLogger(getLogger());
41 try
42 {
43 String logLevel = parameters.getParameter("loglevel");
44 if (logLevel != null)
45 {
46 if (logLevel.equals("info"))
47 {
48 logger = new InfoLevelLogger(getLogger());
49 }
50 else if (logLevel.equals("warn"))
51 {
52 logger = new WarnLevelLogger(getLogger());
53 }
54 else if (logLevel.equals("error"))
55 {
56 logger = new ErrorLevelLogger(getLogger());
57 }
58 else if (logLevel.equals("fatal"))
59 {
60 logger = new FatalErrorLevelLogger(getLogger());
61 }
62 }
63 }
64 catch (ParameterException e)
65 {
66 }
68 try
69 {
70 delegate = (Generator) m_generatorSelector.select(parameters.getParameter("generator"));
71 delegate.setup(resolver, objectModel, source, parameters);
72 delegate.setConsumer(xmlConsumer);
73 delegate.generate();
74 }
75 catch (ParameterException e)
76 {
77 throw new ProcessingException("Unable to get delegate generator", e);
78 }
79 catch (ServiceException e)
80 {
81 throw new ProcessingException("Unable to get delegate generator", e);
82 }
83 finally
84 {
85 if (logger.isEnabled())
86 {
87 long end = System.currentTimeMillis();
88 logger.log("Processing of " + sitemapURI + " took: " + (end - start) + "ms");
89 }
90 if (delegate != null)
91 {
92 m_generatorSelector.release(delegate);
93 }
94 }
95 }
96
97 public void service(ServiceManager manager) throws ServiceException
98 {
99 m_manager = manager;
100 m_generatorSelector = (ServiceSelector) manager.lookup(Generator.ROLE + "Selector");
101 }
102
103 public void dispose()
104 {
105 m_manager.release(m_generatorSelector);
106 m_manager = null;
107 }
108
109 }
110 |
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