We don't need this anymore.

src/main/java/com/gmail/nossr50/skills/herbalism/HerbalismBlock.java

@@ -1,77 +0,0 @@
-package com.gmail.nossr50.skills.herbalism;
-
-import java.util.Map;
-
-import org.bukkit.DyeColor;
-import org.bukkit.Material;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-
-import com.gmail.nossr50.config.Config;
-import com.gmail.nossr50.config.experience.ExperienceConfig;
-import com.gmail.nossr50.datatypes.skills.SkillType;
-import com.gmail.nossr50.util.Permissions;
-
-import com.google.common.collect.Maps;
-
-public enum HerbalismBlock {
-    BROWN_MUSHROOM(Material.BROWN_MUSHROOM),
-    CACTUS(Material.CACTUS),
-    CARROT(Material.CARROT, Material.CARROT_ITEM),
-    COCOA(Material.COCOA, new ItemStack(Material.INK_SACK, 1, DyeColor.BROWN.getDyeData())),
-    CROPS(Material.CROPS, Material.WHEAT),
-    MELON_BLOCK(Material.MELON_BLOCK, Material.MELON),
-    NETHER_WARTS(Material.NETHER_WARTS, Material.NETHER_STALK),
-    POTATO(Material.POTATO, Material.POTATO_ITEM),
-    PUMPKIN(Material.PUMPKIN),
-    RED_MUSHROOM(Material.RED_MUSHROOM),
-    RED_ROSE(Material.RED_ROSE),
-    SUGAR_CANE_BLOCK(Material.SUGAR_CANE_BLOCK, Material.SUGAR_CANE),
-    VINE(Material.VINE),
-    WATER_LILY(Material.WATER_LILY),
-    YELLOW_FLOWER(Material.YELLOW_FLOWER);
-
-    private Material  blockType;
-    private ItemStack dropItem;
-
-    private final static Map<Material, HerbalismBlock> BY_MATERIAL = Maps.newHashMap();
-
-    private HerbalismBlock(Material blockType) {
-        this(blockType, new ItemStack(blockType));
-    }
-
-    private HerbalismBlock(Material blockType, Material dropType) {
-        this(blockType, new ItemStack(dropType));
-    }
-
-    private HerbalismBlock(Material blockType, ItemStack dropItem) {
-        this.blockType = blockType;
-        this.dropItem = dropItem;
-    }
-
-    static {
-        for (HerbalismBlock herbalismBlock : values()) {
-            BY_MATERIAL.put(herbalismBlock.blockType, herbalismBlock);
-        }
-    }
-
-    public ItemStack getDropItem() {
-        return dropItem;
-    }
-
-    public int getXpGain() {
-        return ExperienceConfig.getInstance().getXp(SkillType.HERBALISM, blockType);
-    }
-
-    public boolean canDoubleDrop() {
-        return Config.getInstance().getDoubleDropsEnabled(SkillType.HERBALISM, blockType);
-    }
-
-    public boolean hasGreenThumbPermission(Player player) {
-        return Permissions.greenThumbPlant(player, blockType);
-    }
-
-    public static HerbalismBlock getHerbalismBlock(Material blockType) {
-        return BY_MATERIAL.get(blockType);
-    }
-}

src/main/java/com/gmail/nossr50/skills/herbalism/HerbalismManager.java

@@ -1,6 +1,7 @@
 package com.gmail.nossr50.skills.herbalism;
 
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.List;
 
 import org.bukkit.CropState;
@@ -17,8 +18,8 @@ import org.bukkit.material.NetherWarts;
 
 import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.config.Config;
+import com.gmail.nossr50.config.experience.ExperienceConfig;
 import com.gmail.nossr50.config.treasure.TreasureConfig;
-import com.gmail.nossr50.datatypes.mods.CustomBlock;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.datatypes.skills.AbilityType;
 import com.gmail.nossr50.datatypes.skills.SkillType;
@@ -116,6 +117,7 @@ public class HerbalismManager extends SkillManager {
      * @param blockState The {@link BlockState} to check ability activation for
      */
     public void herbalismBlockCheck(BlockState blockState) {
+        Player player = getPlayer();
         Material material = blockState.getType();
         boolean oneBlockPlant = !(material == Material.CACTUS || material == Material.SUGAR_CANE_BLOCK);
 
@@ -127,21 +129,28 @@ public class HerbalismManager extends SkillManager {
             return;
         }
 
-        HerbalismBlock herbalismBlock = HerbalismBlock.getHerbalismBlock(material);
-        ItemStack drop = null;
+        Collection<ItemStack> drops = null;
         int amount = 1;
         int xp = 0;
         boolean greenTerra = mcMMOPlayer.getAbilityMode(skill.getAbility());
 
-        if (herbalismBlock != null) {
-            if (herbalismBlock.hasGreenThumbPermission(getPlayer())) {
+        if (ModUtils.isCustomHerbalismBlock(blockState)) {
+            xp = ModUtils.getCustomBlock(blockState).getXpGain();
+
+            // XXX: Add double drop check to blocks.yml
+            if (Permissions.doubleDrops(player, skill)) {
+                drops = blockState.getBlock().getDrops();
+            }
+        }
+        else {
+            if (Permissions.greenThumbPlant(player, material)) {
                 processGreenThumbPlants(blockState, greenTerra);
             }
 
-            xp = herbalismBlock.getXpGain();
+            xp = ExperienceConfig.getInstance().getXp(skill, material);
 
-            if (herbalismBlock.canDoubleDrop() && Permissions.doubleDrops(getPlayer(), skill)) {
-                drop = herbalismBlock.getDropItem();
+            if (Config.getInstance().getDoubleDropsEnabled(skill, material) && Permissions.doubleDrops(player, skill)) {
+                drops = blockState.getBlock().getDrops();
             }
 
             if (!oneBlockPlant) {
@@ -149,27 +158,18 @@ public class HerbalismManager extends SkillManager {
                 xp *= amount;
             }
         }
-        else {
-            CustomBlock customBlock = ModUtils.getCustomBlock(blockState);
-            xp = customBlock.getXpGain();
-
-            if (Permissions.doubleDrops(getPlayer(), skill)) {
-                int minimumDropAmount = customBlock.getMinimumDropAmount();
-                int maximumDropAmount = customBlock.getMaximumDropAmount();
-                drop = customBlock.getItemDrop();
-                amount = Misc.getRandom().nextInt(maximumDropAmount - minimumDropAmount + 1) + minimumDropAmount;
-            }
-        }
 
         applyXpGain(xp);
 
-        if (drop == null) {
+        if (drops == null) {
             return;
         }
 
         for (int i = greenTerra ? 2 : 1; i != 0; i--) {
             if (SkillUtils.activationSuccessful(getSkillLevel(), getActivationChance(), Herbalism.doubleDropsMaxChance, Herbalism.doubleDropsMaxLevel)) {
-                Misc.dropItems(blockState.getLocation(), drop, amount);
+                for (ItemStack item : drops) {
+                    Misc.dropItems(blockState.getLocation(), item, amount);
+                }
             }
         }
     }
@@ -279,7 +279,28 @@ public class HerbalismManager extends SkillManager {
     private void processGreenThumbPlants(BlockState blockState, boolean greenTerra) {
         Player player = getPlayer();
         PlayerInventory playerInventory = player.getInventory();
-        ItemStack seed = (blockState.getType() == Material.CROPS) ? new ItemStack(Material.SEEDS) : HerbalismBlock.getHerbalismBlock(blockState.getType()).getDropItem();
+        ItemStack seed = null;
+
+        switch (blockState.getType()) {
+            case CARROT:
+                seed = new ItemStack(Material.CARROT_ITEM);
+                break;
+
+            case CROPS:
+                seed = new ItemStack(Material.SEEDS);
+                break;
+
+            case NETHER_WARTS:
+                seed = new ItemStack(Material.NETHER_STALK);
+                break;
+
+            case POTATO:
+                seed = new ItemStack(Material.POTATO_ITEM);
+                break;
+
+            default:
+                break;
+        }
 
         if (!playerInventory.containsAtLeast(seed, 1)) {
             return;