content: /*
   * Copyright (c) 2016-2017 Daniel Ennis (Aikar) - MIT License
   *
   *  Permission is hereby granted, free of charge, to any person obtaining
   *  a copy of this software and associated documentation files (the
   *  "Software"), to deal in the Software without restriction, including
   *  without limitation the rights to use, copy, modify, merge, publish,
   *  distribute, sublicense, and/or sell copies of the Software, and to
   *  permit persons to whom the Software is furnished to do so, subject to
   *  the following conditions:
   *
   *  The above copyright notice and this permission notice shall be
   *  included in all copies or substantial portions of the Software.
   *
   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
   *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
   *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
   *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   */
  
  package co.aikar.commands;
  
  import org.bukkit.Bukkit;
  import org.bukkit.plugin.Plugin;
  
  @SuppressWarnings("WeakerAccess")
  public class PaperCommandManager extends BukkitCommandManager {
  
      private boolean brigadierAvailable;
  
      public PaperCommandManager(Plugin plugin) {
          super(plugin);
          try {
              Class.forName("com.destroystokyo.paper.event.server.AsyncTabCompleteEvent");
              plugin.getServer().getPluginManager().registerEvents(new PaperAsyncTabCompleteHandler(this), plugin);
          } catch (ClassNotFoundException ignored) {
              // Ignored
          }
          try {
              Class.forName("com.destroystokyo.paper.event.brigadier.CommandRegisteredEvent");
              brigadierAvailable = true;
          } catch (ClassNotFoundException ignored) {
              // Ignored
          }
      }
  
      @Override
      public void enableUnstableAPI(String api) {
          super.enableUnstableAPI(api);
  
          if ("brigadier".equals(api) && brigadierAvailable) {
              new PaperBrigadierManager(plugin, this);
          }
      }
  
      @Override
      public synchronized CommandContexts<BukkitCommandExecutionContext> getCommandContexts() {
          if (this.contexts == null) {
              this.contexts = new PaperCommandContexts(this);
          }
          return this.contexts;
      }
  
      @Override
      public synchronized CommandCompletions<BukkitCommandCompletionContext> getCommandCompletions() {
          if (this.completions == null) {
              this.completions = new PaperCommandCompletions(this);
          }
          return this.completions;
      }
  }
  