chore: update assettype

Author: pollend

gestalt-asset-core/src/main/java/org/terasology/gestalt/assets/Asset.java

@@ -175,10 +175,11 @@ public final <U extends Asset<T>> Optional<U> createInstance() {
 
     /**
      * return the non-instanced version of this asset. if the asset is already the normal
-     * type then it returns itself.
+     * type then it returns itself. instanced assets are temporary copies from the normal loaded instances.
+     *
      * @return non-instanced version of this Asset
      */
-    public final Asset<T> getConcreteAsset() {
+    public final Asset<T> getNormalAsset() {
         if (parent == null) {
             return this;
         }
@@ -192,7 +193,6 @@ public final synchronized void dispose() {
         if (!disposed) {
             compactInstances();
             disposed = true;
-            assetType.onAssetDisposed(this);
             disposalHook.dispose();
             if(parent == null) {
                 for (WeakReference<Asset<T>> inst : this.instances()) {

gestalt-asset-core/src/main/java/org/terasology/gestalt/assets/AssetType.java

@@ -115,14 +115,13 @@ public synchronized void close() {
      */
     @SuppressWarnings("unchecked")
     public void processDisposal() {
-        Reference<? extends Asset<U>> ref = disposalQueue.poll();
         Set<ResourceUrn> urns = new HashSet<>();
-        while (ref != null) {
+        Reference<? extends Asset<U>> ref = null;
+        while ((ref = disposalQueue.poll()) != null) {
             AssetReference<? extends Asset<U>> assetRef = (AssetReference<? extends Asset<U>>) ref;
             urns.add(assetRef.parentUrn);
             assetRef.dispose();
             references.remove(assetRef);
-            ref = disposalQueue.poll();
         }
         for (ResourceUrn urn : urns) {
             disposeAsset(urn);
@@ -261,17 +260,6 @@ synchronized void registerAsset(Asset<U> asset, DisposalHook disposer) {
         }
     }
 
-    /**
-     * Notifies the asset type when an asset is disposed
-     *
-     * @param asset The asset that was disposed.
-     */
-    void onAssetDisposed(Asset<U> asset) {
-        if (!asset.getUrn().isInstance()) {
-            disposeAsset(asset.getUrn());
-        }
-    }
-
     /**
      * dispose asset and remove loaded asset from {@link #loadedAssets}
      * @param target urn to free