Expand api event (#15)

Author: HaHaWTH

src/main/java/catserver/api/bukkit/event/ForgeEvent.java

@@ -4,6 +4,13 @@
 import org.bukkit.Bukkit;
 import org.bukkit.event.HandlerList;
 
+import javax.annotation.Nonnull;
+
+/**
+ * A Bukkit side wrapper for Forge events.
+ * This wrapper event is <b>optionally</b> cancellable.
+ */
+@SuppressWarnings("unused")
 public class ForgeEvent extends org.bukkit.event.Event {
     private static final HandlerList handlers = new HandlerList();
     private final Event forgeEvent;
@@ -13,10 +20,41 @@ public ForgeEvent(Event forgeEvent) {
         this.forgeEvent = forgeEvent;
     }
 
+    @Nonnull
     public Event getForgeEvent() {
         return this.forgeEvent;
     }
 
+    /**
+     * Try to set the cancelled state of the wrapped Forge event.
+     * @param cancelled The cancelled state to set.
+     * @return Whether the cancelled state was successfully set.
+     */
+    public boolean trySetCancelled(boolean cancelled) {
+        if (this.forgeEvent.isCancelable()) {
+            this.forgeEvent.setCanceled(cancelled);
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * Get the cancelled state of the wrapped Forge event.
+     * @return Whether the wrapped Forge event is cancelled.
+     * If the wrapped Forge event is not cancellable, this will always return false.
+     */
+    public boolean isCancelled() {
+        return this.forgeEvent.isCanceled();
+    }
+
+    /**
+     * Get whether the wrapped Forge event is cancellable.
+     * @return Whether the wrapped Forge event is cancellable.
+     */
+    public boolean isCancellable() {
+        return this.forgeEvent.isCancelable();
+    }
+
     @Override
     public HandlerList getHandlers() {
         return handlers;

src/main/java/catserver/server/command/internal/CommandCatserver.java

@@ -1,23 +1,18 @@
 package catserver.server.command.internal;
 
 import catserver.server.CatServer;
-// CatRoom start - Dump item command
 import catserver.server.utils.ItemStackUtils;
 import net.md_5.bungee.api.chat.ClickEvent;
 import net.md_5.bungee.api.chat.TextComponent;
-import net.minecraft.item.ItemStack;
-// CatRoom end - Dump item command
 import net.minecraft.world.World;
 import net.minecraftforge.common.DimensionManager;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.craftbukkit.v1_12_R1.CraftServer;
-// CatRoom start - Dump item command
 import org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer;
 import org.bukkit.entity.Player;
-// CatRoom end - Dump item command
 
 public class CommandCatserver extends Command {
     public CommandCatserver(String name) {

src/main/java/org/bukkit/plugin/EventExecutor.java

@@ -12,18 +12,17 @@
 
 import com.google.common.base.Preconditions;
 
-// CatRoom start
 import catserver.server.executor.hiddenclass.BukkitEventExecutorFactory;
 import org.bukkit.plugin.java.JavaPlugin;
 import org.bukkit.Bukkit;
-// CatRoom end
 
 /**
  * Interface which defines the class for event call backs to plugins
  */
 public interface EventExecutor {
     public void execute(Listener listener, Event event) throws EventException;
 
+    /*
     ConcurrentMap<Method, Class<? extends EventExecutor>> eventExecutorMap = new ConcurrentHashMap<Method, Class<? extends EventExecutor>>() {
         @Override
         public Class<? extends EventExecutor> computeIfAbsent(Method key, Function<? super Method, ? extends Class<? extends EventExecutor>> mappingFunction) {
@@ -41,6 +40,7 @@ public Class<? extends EventExecutor> computeIfAbsent(Method key, Function<? sup
             }
         }
     };
+     */ // CatRoom - Use hidden class for event executors
 
     public static EventExecutor create(Method m, Class<? extends Event> eventClass) {
         Preconditions.checkNotNull(m, "Null method");