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17 package edu.internet2.middleware.shibboleth.common.log;
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19 import org.opensaml.util.resource.Resource;
20 import org.opensaml.util.resource.ResourceChangeListener;
21 import org.opensaml.util.resource.ResourceException;
22 import org.slf4j.LoggerFactory;
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24 import ch.qos.logback.classic.LoggerContext;
25 import ch.qos.logback.classic.joran.JoranConfigurator;
26 import ch.qos.logback.core.joran.spi.JoranException;
27 import ch.qos.logback.core.status.ErrorStatus;
28 import ch.qos.logback.core.status.InfoStatus;
29 import ch.qos.logback.core.status.StatusManager;
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31
32 public class LogbackConfigurationChangeListener implements ResourceChangeListener {
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35 public void onResourceCreate(Resource resource) {
36 configureLogback(resource);
37 }
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40 public void onResourceDelete(Resource resource) {
41
42 }
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45 public void onResourceUpdate(Resource resource) {
46 configureLogback(resource);
47 }
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54 protected void configureLogback(Resource configuration) {
55 LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
56 StatusManager statusManager = loggerContext.getStatusManager();
57 statusManager.add(new InfoStatus("Loading logging configuration file: " + configuration.getLocation(), this));
58 try {
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60 loggerContext.reset();
61 JoranConfigurator configurator = new JoranConfigurator();
62 configurator.setContext(loggerContext);
63 configurator.doConfigure(configuration.getInputStream());
64 loggerContext.start();
65 } catch (JoranException e) {
66 statusManager.add(new ErrorStatus("Error loading logging configuration file: "
67 + configuration.getLocation(), this, e));
68 } catch (ResourceException e) {
69 statusManager.add(new ErrorStatus("Error loading logging configuration file: "
70 + configuration.getLocation(), this, e));
71 }
72 }
73 }