@Override public int hashCode() { int result = pluginAnnotation != null ? pluginAnnotation.hashCode() : 0; result = 31 * result + (event != null ? event.hashCode() : 0); result = 31 * result + (classLoader != null ? classLoader.hashCode() : 0); return result; }
public WatchEventCommand( PluginAnnotation<T> pluginAnnotation, WatchFileEvent event, ClassLoader classLoader) { this.pluginAnnotation = pluginAnnotation; this.watchEventDTO = WatchEventDTO.parse(pluginAnnotation.getAnnotation()); this.event = event; this.classLoader = classLoader; }
@Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; WatchEventCommand that = (WatchEventCommand) o; if (classLoader != null ? !classLoader.equals(that.classLoader) : that.classLoader != null) return false; if (event != null ? !event.equals(that.event) : that.event != null) return false; if (pluginAnnotation != null ? !pluginAnnotation.equals(that.pluginAnnotation) : that.pluginAnnotation != null) return false; return true; }
/** Run plugin the method. */ public void onWatchEvent( PluginAnnotation<T> pluginAnnotation, WatchFileEvent event, ClassLoader classLoader) { final T annot = pluginAnnotation.getAnnotation(); Object plugin = pluginAnnotation.getPlugin(); // regular files filter if (watchEventDTO.isOnlyRegularFiles() && !event.isFile()) { LOGGER.trace("Skipping URI {} because it is not a regular file.", event.getURI()); return; } // watch type filter if (!Arrays.asList(watchEventDTO.getEvents()).contains(event.getEventType())) { LOGGER.trace("Skipping URI {} because it is not a requested event.", event.getURI()); return; } // resource name filter regexp if (watchEventDTO.getFilter() != null && watchEventDTO.getFilter().length() > 0) { if (!event.getURI().toString().matches(watchEventDTO.getFilter())) { LOGGER.trace( "Skipping URI {} because it does not match filter.", event.getURI(), watchEventDTO.getFilter()); return; } } // we may need to crate CtClass on behalf of the client and close it after invocation. CtClass ctClass = null; // class file regexp if (watchEventDTO.isClassFileEvent()) { try { // TODO creating class only to check name may slow down if lot of handlers is in use. ctClass = createCtClass(event.getURI(), classLoader); } catch (Exception e) { LOGGER.error("Unable create CtClass for URI '{}'.", e, event.getURI()); return; } // unable to create CtClass or it's name does not match if (ctClass == null || !ctClass.getName().matches(watchEventDTO.getClassNameRegexp())) return; } LOGGER.debug( "Executing resource changed method {} on class {} for event {}", pluginAnnotation.getMethod().getName(), plugin.getClass().getName(), event); List<Object> args = new ArrayList<Object>(); for (Class<?> type : pluginAnnotation.getMethod().getParameterTypes()) { if (type.isAssignableFrom(ClassLoader.class)) { args.add(classLoader); } else if (type.isAssignableFrom(URI.class)) { args.add(event.getURI()); } else if (type.isAssignableFrom(URL.class)) { try { args.add(event.getURI().toURL()); } catch (MalformedURLException e) { LOGGER.error("Unable to convert URI '{}' to URL.", e, event.getURI()); return; } } else if (type.isAssignableFrom(ClassPool.class)) { args.add(ClassPool.getDefault()); } else if (type.isAssignableFrom(FileEvent.class)) { args.add(event.getEventType()); } else if (watchEventDTO.isClassFileEvent() && type.isAssignableFrom(CtClass.class)) { args.add(ctClass); } else if (watchEventDTO.isClassFileEvent() && type.isAssignableFrom(String.class)) { args.add(ctClass.getName()); } else { LOGGER.error( "Unable to call method {} on plugin {}. Method parameter type {} is not recognized.", pluginAnnotation.getMethod().getName(), plugin.getClass().getName(), type); return; } } try { pluginAnnotation.getMethod().invoke(plugin, args.toArray()); // close CtClass if created from here if (ctClass != null) { ctClass.detach(); } } catch (IllegalAccessException e) { LOGGER.error( "IllegalAccessException in method {} on plugin {}", e, pluginAnnotation.getMethod().getName(), plugin.getClass().getName()); } catch (InvocationTargetException e) { LOGGER.error( "InvocationTargetException in method {} on plugin {}", e, pluginAnnotation.getMethod().getName(), plugin.getClass().getName()); } }