package me.jay.plugin;

    import org.bukkit.Bukkit;
    import org.bukkit.entity.EntityType;
    import org.bukkit.plugin.java.JavaPlugin;



    public class Plugin extends JavaPlugin {
        public void onEnable(){

         getLogger().info("My Plugin Is Working!");
            Bukkit.getPluginCommand("ride").setExecutor(new RideCommand(EntityType.BAT));

        }
    }


DIFFERENT FILE:

package me.jay.plugin;

import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;

public class RideCommand implements CommandExecutor{

    EntityType entityType;

    public RideCommand(EntityType entityType){
        this.entityType = entityType;
    }

    @Override
    public boolean onCommand(CommandSender commandSender, Command command, String s, String[] strings) {
        if(commandSender instanceof Player) {
            Player player = (Player) commandSender;
            Entity entity = player.getLocation().getWorld().spawnEntity(player.getLocation(), entityType);
            entity.setPassenger(player);
            player.sendMessage(ChatColor.GREEN + "Success!");
        }
        else
        {
            commandSender.sendMessage(ChatColor.RED + "You Must Be Jak!");
        }
        return true;
    }
}


yml:



name: Plugin
version: 1.0
main: me.jay.plugin

commands:
  ride:
    usage: /ride