fixed crash with bonsaipot with modernfix

Author: supermassimo

gradle.properties

@@ -1,6 +1,6 @@
 modName=DynamicTrees
 modId=dynamictrees
-modVersion=1.4.0-BETA01
+modVersion=1.4.0
 
 group=com.ferreusveritas.dynamictrees
 
@@ -17,7 +17,7 @@ ssVersion=5790633
 gcVersion=5787839
 jadeVersion=4986594
 
-versionType=beta
+versionType=release
 
 # Path of update checker relative to version info file
 updateCheckerPath=DynamicTrees.json

src/main/java/com/ferreusveritas/dynamictrees/models/baked/BakedModelBlockBonsaiPot.java

@@ -25,12 +25,13 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 @OnlyIn(Dist.CLIENT)
 public class BakedModelBlockBonsaiPot implements IDynamicBakedModel {
 
     protected BakedModel basePotModel;
-    protected Map<Species, List<BakedQuad>> cachedSaplingQuads = new HashMap<>();
+    protected Map<Species, List<BakedQuad>> cachedSaplingQuads = new ConcurrentHashMap<>();
 
     public BakedModelBlockBonsaiPot(BakedModel basePotModel) {
         this.basePotModel = basePotModel;
@@ -48,7 +49,7 @@ public List<BakedQuad> getQuads(@Nullable BlockState state, @Nullable Direction
         final Species species = extraData.get(PottedSaplingBlockEntity.SPECIES);
         final BlockState potState = extraData.get(PottedSaplingBlockEntity.POT_MIMIC);
 
-        if (species == null || potState == null || !species.isValid() || !species.getSapling().isPresent()) {
+        if (species == null || potState == null || !species.isValid() || species.getSapling().isEmpty()) {
             return quads;
         }