InventoryDetectionHandler.class

public class InventoryDetectionHandler
{
public HashMap<String,InventoryPlayer> inventory_cache = new HashMap<String,InventoryPlayer>();

@SubscribeEvent
public void onEntityUpdate(LivingEvent.LivingUpdateEvent event)
{
if(event.entityLiving instanceof EntityPlayer){
EntityPlayer player = (EntityPlayer)event.entityLiving;
if(inventory_cache.containsKey(player.getCommandSenderName())){
if(areInventoriesEqual(player.inventory,inventory_cache.get(player.getCommandSenderName()))){
return;
}
System.out.println("Difference has been found");
inventory_cache.put(player.getCommandSenderName(),player.inventory);
}else{
inventory_cache.put(player.getCommandSenderName(),player.inventory);
System.out.println("Key has not been found");
}
}
}
@SubscribeEvent
public void onEntityJoin(EntityJoinWorldEvent event){
if(event.entity instanceof EntityPlayer){
EntityPlayer player = (EntityPlayer)event.entity;
inventory_cache.put(player.getCommandSenderName(),player.inventory);
}
}
//TO DO - SEND PACKET ON START TRACKING
@SubscribeEvent
public void onPlayerStartedTracking(PlayerEvent.StartTracking event){
if(event.entity instanceof EntityPlayer && event.target instanceof EntityPlayer){

}
}
public static boolean areInventoriesEqual(InventoryPlayer a , InventoryPlayer b){
if(a == null || b == null){
return false;
}
for(int i = 0;i < a.mainInventory.length;i++){
if(!ItemStack.areItemStacksEqual(a.mainInventory[i],b.mainInventory[i])){
return false;
}
}
return true;
}

}