Added caching

src/main/java/tokarotik/giftapi/APIManager.java

@@ -26,17 +26,17 @@ public class APIManager {
         Bukkit.getPluginManager().registerEvents(this.inventoryManager, this.plugin);
     }
 
-    public boolean add(Player player, ItemStack item)
+    public synchronized boolean add(Player player, ItemStack item)
     {
         return false;
     }
 
-    public boolean remove(Player player, ItemStack item)
+    public synchronized boolean remove(Player player, ItemStack item)
     {
         return false;
     }
 
-    public void openInventory(Player player)
+    public synchronized void openInventory(Player player)
     {
         this.inventoryManager.openCustomInventory(player);
     }

src/main/java/tokarotik/giftapi/Main.java

@@ -1,5 +1,6 @@
 package tokarotik.giftapi;
 
+import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
@@ -10,6 +11,8 @@ import org.bukkit.plugin.java.JavaPlugin;
 import tokarotik.giftapi.NBT.cache.CacheManager;
 import tokarotik.giftapi.dev.GiftCommand;
 
+import java.util.concurrent.CompletableFuture;
+
 public class Main extends JavaPlugin implements Listener
 {
     private CacheManager cacheManager;
@@ -23,7 +26,7 @@ public class Main extends JavaPlugin implements Listener
         cacheManager = new CacheManager(54);
         apiManager = new APIManager(this, getConfig());
 
-        this.getCommand("gift").setExecutor(new GiftCommand(apiManager)); // DELETE FOR RELEASE
+        this.getCommand("gift").setExecutor(new GiftCommand(apiManager, this)); // DELETE FOR RELEASE
 
         getServer().getPluginManager().registerEvents(this, this); // bullshit
 
@@ -33,7 +36,8 @@ public class Main extends JavaPlugin implements Listener
     @Override
     public void onDisable()
     {
-        cacheManager.disable();
+        getLogger().info("Saving GiftApi...");
+        Bukkit.getScheduler().runTaskAsynchronously(this, () -> cacheManager.disable());
 
         getLogger().info("GiftAPI disabled!");
     }
@@ -41,25 +45,25 @@ public class Main extends JavaPlugin implements Listener
     @EventHandler
     public void onPlayerQuit(PlayerQuitEvent event)
     {
-        cacheManager.playerQuit(event.getPlayer().getName());
+        Bukkit.getScheduler().runTaskAsynchronously(this, () -> cacheManager.playerQuit(event.getPlayer()));
     }
 
     // if failed to add, return false
     // if successfully added, return true
-    public boolean add(Player player, ItemStack item)
-    {
-        return apiManager.add(player, item);
+    public CompletableFuture<Boolean> addAsync(Player player, ItemStack item) {
+        return CompletableFuture.supplyAsync(() -> apiManager.add(player, item));
     }
-
     // if failed to remove item, return false
     // if successfully removed item, return true
-    public boolean remove(Player player, ItemStack item)
-    {
-        return apiManager.remove(player, item);
+    public CompletableFuture<Boolean> removeAsync(Player player, ItemStack item) {
+        return CompletableFuture.supplyAsync(() -> apiManager.remove(player, item));
     }
 
     // will open inventory GiftAPI
-    public void openGUI(Player player) {
+    public void openGUIAsync(Player player)
+    {
+        Bukkit.getScheduler().runTaskAsynchronously(this, () -> {
             apiManager.openInventory(player);
+        });
     }
 }

src/main/java/tokarotik/giftapi/NBT/cache/CacheManager.java

@@ -1,8 +1,6 @@
 package tokarotik.giftapi.NBT.cache;
 
 import net.minecraft.server.v1_6_R3.EntityPlayer;
-import net.minecraft.server.v1_6_R3.NBTTagCompound;
-import net.minecraft.server.v1_6_R3.NBTTagList;
 import org.bukkit.entity.Player;
 import tokarotik.giftapi.NBT.page.PageManager;
 
@@ -11,82 +9,50 @@ import java.util.Map;
 
 public class CacheManager
 {
-    private final Map<Player, PageManager> world_map = new HashMap<>();
-    private final Map<Player, PageManager> nether_map = new HashMap<>();
-    private final Map<Player, PageManager> end_map = new HashMap<>();
 
-    private final int max_stack;
+    private final CacheUtil cacheUtil;
 
     public CacheManager(int max_stack)
     {
-        this.max_stack = max_stack;
+        cacheUtil = new CacheUtil(max_stack);
     }
 
-    public PageManager load(Player player)
-    {
-        String worldPlayer = player.getWorld().getName();
-        Map<Player, PageManager> hashMap = getWorlMap(worldPlayer);
+    public synchronized PageManager load(Player player) {
+        String playerWorld = player.getWorld().getName();
+        Map<Player, PageManager> worldMap = cacheUtil.getWorlMap(playerWorld);
         EntityPlayer entityPlayer = BasicNBT.getPlayer(player);
 
+        // Return cached PageManager if already loaded
+        if (worldMap.containsKey(player)) {
+            return worldMap.get(player);
+        }
 
-        // if player was loaded early
-        if (hashMap.containsKey(player))
+        // Attempt to load from current world
+        if (WorldNBTSynchronizer.hasAll(entityPlayer, playerWorld)) {
+            return this.cacheUtil.loadAndCachePageManager(player, playerWorld, entityPlayer, worldMap);
+        }
+
+        // Attempt to load from another world if present
+        String alternateWorld = WorldNBTSynchronizer.getWorldWhatHasPlayer(entityPlayer);
+        if (alternateWorld != null) {
+            return this.cacheUtil.loadAndCachePageManager(player, alternateWorld, entityPlayer, worldMap);
+        }
+
+        // Fallback to new empty PageManager
+        PageManager defaultPages = new PageManager(this.cacheUtil.max_stack);
+        worldMap.put(player, defaultPages);
+        return defaultPages;
+    }
+
+
+
+    public synchronized void disable()
     {
-            return hashMap.get(player);
+        cacheUtil.saveAllHard();
     }
 
-        // if world in what is player has giftapi
-        if (WorldNBTSynchronizer.hasAll(entityPlayer, worldPlayer))
+    public synchronized void playerQuit(Player player)
     {
-            NBTTagCompound compound = new BasicNBT(worldPlayer).readPlayerNBT(entityPlayer);
-            NBTTagList list = compound.getList("giftapi");
-
-            PageManager new_pages = new PageManager(list, this.max_stack);
-            hashMap.put(player, new_pages);
-
-            return new_pages;
-        }
-
-        String world = WorldNBTSynchronizer.getWorldWhatHasPlayer(entityPlayer);
-
-        // if world in what is player hasn't giftapi, but in another has
-        if (world != null)
-        {
-            NBTTagCompound compound = new BasicNBT(world).readPlayerNBT(entityPlayer);
-            NBTTagList list = compound.getList("giftapi");
-
-            PageManager new_pages = new PageManager(list, this.max_stack);
-            hashMap.put(player, new_pages);
-
-            return new_pages;
-        }
-
-        // if player doesn't have any saved apiconfig NBT
-        PageManager new_pages = new PageManager(this.max_stack);
-        hashMap.put(player, new_pages);
-
-        return new_pages;
-    }
-
-    public void disable()
-    {
-
-    }
-
-    public void playerQuit(String playerName)
-    {
-
-    }
-
-    private Map<Player, PageManager> getWorlMap(String worldName)
-    {
-        switch(worldName)
-        {
-            case "world": { return this.world_map; }
-            case "world_nether": { return this.nether_map; }
-            case "world_the_end": { return this.end_map; }
-        }
-
-        return null;
+        this.cacheUtil.saveHard(player);
     }
 }

src/main/java/tokarotik/giftapi/NBT/cache/CacheUtil.java

@@ -0,0 +1,79 @@
+package tokarotik.giftapi.NBT.cache;
+
+import net.minecraft.server.v1_6_R3.EntityPlayer;
+import net.minecraft.server.v1_6_R3.NBTTagCompound;
+import net.minecraft.server.v1_6_R3.NBTTagList;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.entity.Player;
+import tokarotik.giftapi.NBT.page.PageManager;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class CacheUtil
+{
+    public final Map<Player, PageManager> world_map = new HashMap<>();
+    public final Map<Player, PageManager> nether_map = new HashMap<>();
+    public final Map<Player, PageManager> end_map = new HashMap<>();
+
+    public final int max_stack;
+
+    public CacheUtil(int max_stack)
+    {
+        this.max_stack = max_stack;
+    }
+
+    public synchronized void saveHard(Player player)
+    {
+        for (World world : Bukkit.getWorlds())
+        {
+            String nameWorld = world.getName();
+            Map<Player, PageManager> map = this.getWorlMap(nameWorld);
+
+            if (map == null) { continue; }
+
+            PageManager pages = map.get(player);
+
+            if (pages == null) { continue; }
+
+            NBTTagList tag = pages.getTag();
+            EntityPlayer entityPlayer = BasicNBT.getPlayer(player);
+
+            BasicNBT basicNBT = new BasicNBT(nameWorld);
+
+            NBTTagCompound compound = basicNBT.readPlayerNBT(entityPlayer);
+            compound.set("giftapi", tag);
+            basicNBT.writePlayerNBT(compound, entityPlayer);
+        }
+    }
+
+    public synchronized void saveAllHard()
+    {
+        for (Player player : Bukkit.getOnlinePlayers())
+        {
+            saveHard(player);
+        }
+    }
+
+    public Map<Player, PageManager> getWorlMap(String worldName)
+    {
+        switch(worldName)
+        {
+            case "world": { return this.world_map; }
+            case "world_nether": { return this.nether_map; }
+            case "world_the_end": { return this.end_map; }
+        }
+
+        return null;
+    }
+
+    public synchronized PageManager loadAndCachePageManager(Player player, String world, EntityPlayer entityPlayer, Map<Player, PageManager> worldMap) {
+        NBTTagCompound compound = new BasicNBT(world).readPlayerNBT(entityPlayer);
+        NBTTagList giftList = compound.getList("giftapi");
+
+        PageManager pageManager = new PageManager(giftList, this.max_stack);
+        worldMap.put(player, pageManager);
+        return pageManager;
+    }
+}

src/main/java/tokarotik/giftapi/dev/GiftCommand.java

@@ -1,19 +1,24 @@
 package tokarotik.giftapi.dev;
 
+import org.bukkit.Bukkit;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
 import tokarotik.giftapi.APIManager;
+import tokarotik.giftapi.Main;
 
 public class GiftCommand implements CommandExecutor {
 
     private final APIManager apiManager;
+    private final Main plugin;
 
-    public GiftCommand(APIManager APIManager)
+    public GiftCommand(APIManager APIManager, Main plugin)
     {
+
         this.apiManager = APIManager;
+        this.plugin = plugin;
     }
 
     @Override
@@ -24,7 +29,9 @@ public class GiftCommand implements CommandExecutor {
             return true;
         }
 
-        this.apiManager.openInventory((Player) sender);
+        Bukkit.getScheduler().runTaskAsynchronously(this.plugin, () -> {
+            apiManager.openInventory((Player) sender);
+        });
 
         return true;
     }

src/main/java/tokarotik/giftapi/inventory/InventoryManager.java

@@ -27,7 +27,7 @@ public class InventoryManager implements Listener {
         this.nameArrowLeft = nameArrowLeft;
         this.nameExit = nameExit;
     }
-    public void openCustomInventory(Player player)
+    public synchronized void openCustomInventory(Player player)
     {
         Inventory inventory = Bukkit.createInventory(null, countSlots, this.nameGUI);