Fixed a crash when the game is obfuscated

src/main/java/biomesoplenty/api/enums/BOPClimates.java

@@ -3,7 +3,7 @@ package biomesoplenty.api.enums;
 import java.util.ArrayList;
 import java.util.Iterator;
 
-import biomesoplenty.api.generation.IBOPGenLayer;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.init.Biomes;
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraftforge.common.BiomeManager.BiomeType;
@@ -46,7 +46,7 @@ public enum BOPClimates {
         return this;
     }
     
-    public BiomeGenBase getRandomLandBiome(IBOPGenLayer layer)
+    public BiomeGenBase getRandomLandBiome(BOPGenLayer layer)
     {
         int weight = layer.nextInt(this.totalLandBiomesWeight);
         Iterator<WeightedBiomeEntry> iterator = this.landBiomes.iterator();
@@ -60,7 +60,7 @@ public enum BOPClimates {
         return item.biome;
     }
     
-    public BiomeGenBase getRandomOceanBiome(IBOPGenLayer layer, boolean deep)
+    public BiomeGenBase getRandomOceanBiome(BOPGenLayer layer, boolean deep)
     {
         switch (this)
         {

src/main/java/biomesoplenty/api/generation/BOPGenLayer.java

@@ -6,13 +6,11 @@
  * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
  ******************************************************************************/
 
-package biomesoplenty.common.world.layer;
-import biomesoplenty.api.generation.IBOPGenLayer;
+package biomesoplenty.api.generation;
 import net.minecraft.world.gen.layer.GenLayer;
 
-public abstract class BOPGenLayer extends GenLayer implements IBOPGenLayer
+public abstract class BOPGenLayer extends GenLayer
 {
-    
     public BOPGenLayer(long seed) {
         super(seed);
     }

src/main/java/biomesoplenty/api/generation/IBOPGenLayer.java

@@ -1,13 +0,0 @@
-/*******************************************************************************
- * Copyright 2016, the Biomes O' Plenty Team
- * 
- * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
- * 
- * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
- ******************************************************************************/
-package biomesoplenty.api.generation;
-
-public interface IBOPGenLayer
-{
-    int nextInt(int a);
-}

src/main/java/biomesoplenty/common/world/layer/GenLayerAllSame.java

@@ -7,6 +7,7 @@
  ******************************************************************************/
 
 package biomesoplenty.common.world.layer;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.world.gen.layer.IntCache;
 
 public class GenLayerAllSame extends BOPGenLayer

src/main/java/biomesoplenty/common/world/layer/GenLayerArchipelago.java

@@ -7,6 +7,7 @@
  ******************************************************************************/
 
 package biomesoplenty.common.world.layer;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.world.gen.layer.GenLayer;
 import net.minecraft.world.gen.layer.IntCache;
 

src/main/java/biomesoplenty/common/world/layer/GenLayerBOPRiver.java

@@ -1,5 +1,6 @@
 package biomesoplenty.common.world.layer;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.init.Biomes;
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraft.world.gen.layer.GenLayer;

src/main/java/biomesoplenty/common/world/layer/GenLayerBiomeBOP.java

@@ -9,6 +9,7 @@
 package biomesoplenty.common.world.layer;
 
 import biomesoplenty.api.enums.BOPClimates;
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.init.ModBiomes;
 import biomesoplenty.common.world.BOPWorldSettings;
 import net.minecraft.init.Biomes;

src/main/java/biomesoplenty/common/world/layer/GenLayerBiomeEdgeBOP.java

@@ -11,6 +11,7 @@ package biomesoplenty.common.world.layer;
 import com.google.common.base.Optional;
 
 import biomesoplenty.api.biome.BOPBiomes;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.init.Biomes;
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraft.world.gen.layer.GenLayer;

src/main/java/biomesoplenty/common/world/layer/GenLayerBiomeIslands.java

@@ -9,6 +9,7 @@
 package biomesoplenty.common.world.layer;
 
 import biomesoplenty.api.enums.BOPClimates;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.init.Biomes;
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraft.world.gen.layer.GenLayer;

src/main/java/biomesoplenty/common/world/layer/GenLayerClimate.java

@@ -1,6 +1,7 @@
 package biomesoplenty.common.world.layer;
 
 import biomesoplenty.api.enums.BOPClimates;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.util.math.MathHelper;
 import net.minecraft.world.gen.layer.GenLayer;
 import net.minecraft.world.gen.layer.IntCache;

src/main/java/biomesoplenty/common/world/layer/GenLayerIslandBOP.java

@@ -7,6 +7,7 @@
  ******************************************************************************/
 
 package biomesoplenty.common.world.layer;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.world.gen.layer.GenLayer;
 import net.minecraft.world.gen.layer.IntCache;
 

src/main/java/biomesoplenty/common/world/layer/GenLayerLargeIsland.java

@@ -10,6 +10,7 @@ package biomesoplenty.common.world.layer;
 import java.util.Iterator;
 import java.util.Map.Entry;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.init.ModBiomes;
 import net.minecraft.world.gen.layer.GenLayer;
 import net.minecraft.world.gen.layer.IntCache;

src/main/java/biomesoplenty/common/world/layer/GenLayerRaggedEdges.java

@@ -7,6 +7,7 @@
  ******************************************************************************/
 
 package biomesoplenty.common.world.layer;
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.world.gen.layer.GenLayer;
 import net.minecraft.world.gen.layer.IntCache;
 

src/main/java/biomesoplenty/common/world/layer/GenLayerRainfallNoise.java

@@ -1,5 +1,6 @@
 package biomesoplenty.common.world.layer;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.world.SimplexNoise;
 import net.minecraft.world.gen.layer.IntCache;
 

src/main/java/biomesoplenty/common/world/layer/GenLayerRainfallRandom.java

@@ -8,6 +8,7 @@
 
 package biomesoplenty.common.world.layer;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.world.gen.layer.IntCache;
 
 public class GenLayerRainfallRandom extends BOPGenLayer

src/main/java/biomesoplenty/common/world/layer/GenLayerRiverMixBOP.java

@@ -9,6 +9,7 @@
 package biomesoplenty.common.world.layer;
 
 import biomesoplenty.api.biome.BOPBiomes;
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.biome.overworld.BOPBiome;
 import net.minecraft.init.Biomes;
 import net.minecraft.world.biome.BiomeGenBase;

src/main/java/biomesoplenty/common/world/layer/GenLayerShoreBOP.java

@@ -11,6 +11,7 @@ import com.google.common.base.Predicate;
 
 import biomesoplenty.api.biome.BOPBiomes;
 import biomesoplenty.api.biome.IExtendedBiome;
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.util.biome.BiomeUtils;
 import net.minecraft.init.Biomes;
 import net.minecraft.world.biome.BiomeGenBase;

src/main/java/biomesoplenty/common/world/layer/GenLayerSubBiomesBOP.java

@@ -10,6 +10,7 @@ package biomesoplenty.common.world.layer;
 
 import java.util.List;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.init.ModBiomes;
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraft.world.gen.layer.GenLayer;

src/main/java/biomesoplenty/common/world/layer/GenLayerTemperatureLatitude.java

@@ -8,6 +8,7 @@
 
 package biomesoplenty.common.world.layer;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.util.math.MathHelper;
 import net.minecraft.world.gen.layer.IntCache;
 

src/main/java/biomesoplenty/common/world/layer/GenLayerTemperatureNoise.java

@@ -1,5 +1,6 @@
 package biomesoplenty.common.world.layer;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import biomesoplenty.common.world.SimplexNoise;
 import net.minecraft.world.gen.layer.IntCache;
 

src/main/java/biomesoplenty/common/world/layer/GenLayerTemperatureRandom.java

@@ -8,6 +8,7 @@
 
 package biomesoplenty.common.world.layer;
 
+import biomesoplenty.api.generation.BOPGenLayer;
 import net.minecraft.world.gen.layer.IntCache;
 
 public class GenLayerTemperatureRandom extends BOPGenLayer