Shitty code

import org.osbot.rs07.api.*;
import org.osbot.rs07.api.filter.Filter;
import org.osbot.rs07.api.map.Area;
import org.osbot.rs07.api.model.GroundItem;
import org.osbot.rs07.api.model.NPC;
import org.osbot.rs07.api.model.Player;
import org.osbot.rs07.api.ui.Skill;
import org.osbot.rs07.api.ui.Tab;

//Class used to, well, manage combat
public class CombatManager {

    private String[] equipmentNames;
    private Player player;
    private Area a;
    private String[] lootables;
    private boolean lootingMode = false;

    public CombatManager(Player player, String[] equipment, Area area, String[] loot)
    {
        //For
        this.player = player;
        this.equipmentNames = equipment;
        this.a = area;
        this.lootables = loot;
    }

    public boolean IsInArea()
    {
        if (!a.contains(player))
        {
            return false;
        }
        else {
            return true;
        }
    }

    public void checkEquipped(Inventory inv, Equipment equip)
    {
        for (String x : equipmentNames)
        {
            if (inv.getItem(x) != null)
            {
                inv.getItem(x).interact();
            }
        }
    }

    public boolean LootableMode(GroundItem item)
    {
        boolean isLootable = false;
        for (String x : lootables)
        {
            if (x == item.getName())
            {
                isLootable = true;
                break;
            }
        }

        if(isLootable)
        {
            item.interact("Take");
        }

    return isLootable;
    }

    public void findNewTarget(NPCS npcs)
    {
        Filter<NPC> cowFilter = npc -> npc.getName().equalsIgnoreCase("Cow") &&
        npc.isAttackable() &&
                !npc.isUnderAttack() &
                        npc.isVisible();

        NPC cow = npcs.closest(cowFilter);


        cow.interact("Attack");
    }

    public void changeAttackStyle(Tabs tabs, int style, Configs config, Widgets widget)
    {
        tabs.open(Tab.ATTACK);

        if(style != config.get(43) && tabs.isOpen(Tab.ATTACK))
        {
            switch (style) {

                case 0:

                    widget.get(593, 4).interact();

                case 1:

                    widget.get(593, 9).interact();

                case 2:

                    widget.get(593,12).interact();

                case 3:

                    widget.get(593, 17).interact();
            }


        }
        else if (!tabs.isOpen(Tab.ATTACK))
        {
            //if attack tab is not open, re-run function
            changeAttackStyle(tabs,style,config,widget);
        }
    }

    public boolean checkHealth(int threshold, Skills skills)
    {
        if (skills.getDynamic(Skill.HITPOINTS) <= threshold)
        {
            return true;
        }
        else {
            return false;
        }
    }

}

//Main Class Code (That is relevant to the error at hand)

//Script uses skills as states to swap behaviors
private Area lummyCows = new Area(3253,3255,3265,3296);
private String[] gearNames = {"Bronze sword"};
private String[] lootables = {"Cowhide"};
private CombatManager cm = new CombatManager(myPlayer(),gearNames,lummyCows,lootables);
/*
* Blah Blah Blah
* Other Code that I know works goes here
*
*/

else if (currState == Skill.ATTACK || currState == Skill.DEFENCE || currState == Skill.STRENGTH)
        {
            Tabs tabs = getTabs();
            Configs configs = getConfigs();
            Widgets widgets = getWidgets();
            boolean isLooting = cm.checkHealth(3, getSkills());

            if (cm.IsInArea())
            {
                cm.checkEquipped(getInventory(),getEquipment());
                if (currState == Skill.ATTACK)
                {
                    cm.changeAttackStyle(tabs, 0, configs, widgets);
                }
                else if (currState == Skill.STRENGTH)
                {
                    cm.changeAttackStyle(tabs, 1, configs, widgets);
                }
                else if (currState == Skill.DEFENCE)
                {
                    cm.changeAttackStyle(tabs, 3, configs, widgets);
                }

                if (isLooting)
                {
                    boolean foundItem = cm.LootableMode(getGroundItems().closest("Cowhide"));
                    log("Found Cowhide Status: " + foundItem);
                }
                else
                {
                    cm.findNewTarget(getNpcs());
                }
            }
            else
            {
                getWalking().webWalk(lummyCows);
                return random(1000,2500);
            }
            return random(500,1736);
        }