fireArrow.java v.06

package me.kevinatoranator.AGTV;

import org.bukkit.EntityEffect;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.entity.Arrow;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.ProjectileHitEvent;
import org.bukkit.event.entity.ProjectileLaunchEvent;
import org.bukkit.inventory.ItemStack;

public class fireArrow implements Listener {
    AGTV plugin;
    Boolean fireTrue = false;
    Boolean splodeTrue = false;
    ItemStack coal = new ItemStack(Material.COAL ,1);
    ItemStack gunpowder = new ItemStack(Material.SULPHUR, 10);

    public fireArrow (AGTV instance){
        plugin = instance;
    }
    @EventHandler
    public void arrowShoot(ProjectileLaunchEvent event){
            Entity proj = event.getEntity();
            EntityType projType = event.getEntityType();
            //Bukkit.getServer().broadcastMessage("Something was shot");
            if(projType == EntityType.ARROW){
                //Bukkit.getServer().broadcastMessage(proj + " was shot.");
                Arrow shot = (Arrow) proj;
                if(shot.getShooter() instanceof Player){
                    Player player = (Player) shot.getShooter();
                    Material item = player.getInventory().getContents()[1].getType();
                    int num = player.getInventory().getContents()[1].getAmount();
                    //player.sendMessage(item + " is in your second item slot");
                    if(item == Material.COAL && item != null){
                        if(plugin.getConfig().getBoolean("enableFireArrows")==true){
                            fireTrue=true;
                            shot.setFireTicks(300);
                            player.getInventory().getContents()[1].setAmount(num-1);
                            if(num==1){
                                player.getInventory().removeItem(coal);
                            }
                        }
                    }
                    if(item == Material.SULPHUR && item != null && num>9){
                        if(plugin.getConfig().getBoolean("enableBlackPowderArrows")==true){
                            splodeTrue=true;
                            shot.playEffect(EntityEffect.WOLF_SMOKE);
                            player.getInventory().getContents()[1].setAmount(num-10);
                            if(num==10){
                                player.getInventory().removeItem(gunpowder);
                        }
                    }
                }
            }
        }
    }
    @EventHandler
    public void arrowImpact(ProjectileHitEvent event){
        if(plugin.getConfig().getBoolean("enableFireArrows")==true){
            Entity proj = event.getEntity();
            EntityType projType = event.getEntityType();
            //Bukkit.getServer().broadcastMessage("Houston, the projectile has landed");
            if(projType == EntityType.ARROW){
                Location aloc=proj.getLocation();
                Block fblock = aloc.getBlock();
                if(fireTrue==true){
                    //Bukkit.getServer().broadcastMessage("ARGH, an arrow to the knee");
                    fblock.setType(Material.FIRE);
                    fireTrue=false;

                }
                if(splodeTrue==true){

                    aloc.getWorld().createExplosion(aloc, 2F);
                    splodeTrue=false;
                }
            }
        }
    }
}