Non-Pushable and stationary help!

How do I make my mobs non-pushable and stationary?? My villager keeps running off..

http://gyazo.com/8e1e8cd45831aa33d8aa8c34c56a1bba

My code:

Code:java

package me.sean0402.freezemobs;
 
import java.util.ArrayList;
 
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.entity.Blaze;
import org.bukkit.entity.Cow;
import org.bukkit.entity.Creeper;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;
import org.bukkit.entity.Skeleton;
import org.bukkit.entity.Villager;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityCombustEvent;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
import org.bukkit.plugin.java.JavaPlugin;
 
 
public class FreezeMobs extends JavaPlugin implements Listener {
 
public ArrayList<Villager> v1 = new ArrayList<Villager>();
public ArrayList<Villager> v2 = new ArrayList<Villager>();
 
public void onEnable() {
 
getServer().getPluginManager().registerEvents(this, this);
 
for(Entity e : Bukkit.getWorld("world").getEntities()){
if(e instanceof Villager){
e.remove();
for(Entity e1 : Bukkit.getWorld("world").getEntities()){
if(e1 instanceof Skeleton){
e1.remove();
}
}
}
}
ourEntities();
}
 
 
public void ourEntities() {
World w = Bukkit.getWorld("world");
Location loc1 = new Location(w, 292.4, 87, -53.5);
Location loc2 = new Location(w, 287.4, 87, -53.4);
 
Skeleton s = (Skeleton)loc1.getWorld().spawnEntity(loc1, EntityType.SKELETON);
StopWalking.createWMAPIMob(s, loc1);
s.setCustomName(ChatColor.AQUA + "Kits");
s.setCustomNameVisible(true);
 
 
Villager z = (Villager)loc2.getWorld().spawnEntity(loc2, EntityType.VILLAGER);
StopWalking.createWMAPIMob(s, loc2);
z.setCustomName(ChatColor.GOLD + "Shop");
z.setCustomNameVisible(true);
}
 
@EventHandler
public void onBurn(EntityCombustEvent event)
{
event.setCancelled(true);
}
 
@EventHandler
public void onDamage(EntityDamageByEntityEvent e){
Entity en = (Entity) e.getEntity();
if(en instanceof Villager){
Villager v = (Villager) en;
if(v.getCustomName().equalsIgnoreCase(ChatColor.GOLD + "Shop")){
e.setCancelled(true);
}else if(v.getCustomName().equalsIgnoreCase(ChatColor.AQUA + "Kits")){
e.setCancelled(true);
}
}else if(en instanceof Skeleton){
Skeleton v = (Skeleton) en;
if(v.getCustomName().equalsIgnoreCase(ChatColor.AQUA + "Kits")){
e.setCancelled(true);
}else if(v.getCustomName().equalsIgnoreCase(ChatColor.GOLD + "Shop")){
e.setCancelled(true);
}
}
}
}

 

Double Post and as i already said, use Citizens for that, if you want it easy and fast