package uk.co.oliwali.HawkEye.listeners;
import java.lang.reflect.Method;
import org.bukkit.event.Event;
import org.bukkit.event.EventException;
import org.bukkit.event.Listener;
import org.bukkit.plugin.EventExecutor;
import org.bukkit.plugin.PluginManager;
import uk.co.oliwali.HawkEye.DataType;
import uk.co.oliwali.HawkEye.HawkEvent;
import uk.co.oliwali.HawkEye.HawkEye;
import uk.co.oliwali.HawkEye.util.Config;
import uk.co.oliwali.HawkEye.util.Util;
import uk.co.oliwali.HawkEye.util.Util.DebugLevel;
public abstract class HawkEyeListener implements Listener {
public HawkEye plugin;
public HawkEyeListener(HawkEye HawkEye) {
plugin = HawkEye;
}
public final void registerEvents() {
PluginManager pm = plugin.getServer().getPluginManager();
Method[] methods = this.getClass().getDeclaredMethods();
for (int i = 0; i < methods.length; i++) {
final Method method = methods[i];
final HawkEvent he = method.getAnnotation(HawkEvent.class);
if (he == null) continue;
boolean register = false;
for (DataType dt : he.dataType()) {
if (Config.isLogged(dt)) register = true;
}
if (!register) continue;
Class<?>[] params = method.getParameterTypes();
if (!Event.class.isAssignableFrom(params[0]) || params.length != 1) {
continue;
}
final Class<? extends Event> eventClass = params[0].asSubclass(Event.class);
method.setAccessible(true);
EventExecutor executor = new EventExecutor() {
public void execute(Listener listener, Event event) throws EventException {
try {
if (!eventClass.isAssignableFrom(event.getClass())) {
return;
}
Util.debug(DebugLevel.HIGH, "Calling event: " + event.getEventName());
method.invoke(listener, event);
Util.debug(DebugLevel.HIGH, "Event call complete: " + event.getEventName());
} catch (Exception ex) {
throw new EventException(ex.getCause());
}
}
};
Util.debug("Registering listener for " + eventClass.getName());
pm.registerEvent(eventClass, this, he.priority(), executor, plugin, he.ignoreCancelled());
}
}
}