Created classes for holding override data. Updated config to generate the list of override items.

src/main/java/dev/micle/xptools/config/Config.java

@@ -2,8 +2,10 @@ package dev.micle.xptools.config;
 
 import dev.micle.xptools.XpTools;
 import net.minecraftforge.common.ForgeConfigSpec;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.config.ModConfig;
+import net.minecraftforge.fml.event.config.ModConfigEvent;
 import org.apache.commons.lang3.tuple.Pair;
 
 import java.util.ArrayList;
@@ -47,16 +49,17 @@ public final class Config {
     }
 
     public static class Server {
-        public static ForgeConfigSpec.BooleanValue BLOCK_BREAK_DEFAULT_NO_XP;
-        public static ForgeConfigSpec.ConfigValue<List<String>> BLOCK_BREAK_OVERRIDES;
+        public static ForgeConfigSpec.BooleanValue blockBreakDefaultNoXp;
+        private static ForgeConfigSpec.ConfigValue<List<? extends String>> blockBreakOverridesRaw;
+        public static List<OverrideItem> blockBreakOverrideItems;
 
         Server(ForgeConfigSpec.Builder builder) {
             builder.comment("Settings for block breaking").push("block_breaking");
-            BLOCK_BREAK_DEFAULT_NO_XP = builder
+            blockBreakDefaultNoXp = builder
                     .comment("Should all blocks drop 0 XP by default?")
                     .comment("(This makes multipliers not have any effect)")
                     .define("blockBreakXpDisabled", false);
-            BLOCK_BREAK_OVERRIDES = builder
+            blockBreakOverridesRaw = builder
                     .comment("List of all overrides. Format: '[block_id/tag],[multi/val],[min],[max]'")
                     .comment("Examples:")
                     .comment("'minecraft:dirt,val,2,2' - Makes minecraft's dirt blocks drop 2 XP")
@@ -64,5 +67,15 @@ public final class Config {
                     .define("blockBreakOverrides", new ArrayList<>());
             builder.pop();
         }
+
+        @SubscribeEvent
+        public static void onServerConfigReload(ModConfigEvent event) {
+            if (event.getConfig().getSpec() == SERVER_SPEC) {
+                blockBreakOverrideItems = new ArrayList<>();
+                for (String s : blockBreakOverridesRaw.get()) {
+                    blockBreakOverrideItems.add(new OverrideItem(s));
+                }
+            }
+        }
     }
 }

src/main/java/dev/micle/xptools/config/OverrideItem.java

@@ -0,0 +1,43 @@
+package dev.micle.xptools.config;
+
+public class OverrideItem {
+    private boolean isTag = false;
+    private String id = "";
+    private OverrideType type = OverrideType.MULTIPLIER;
+    private float min = 1;
+    private float max = 1;
+
+    public OverrideItem(String configString) {
+        String[] splitString = configString.split(",");
+
+        if (splitString.length == 4) {
+            isTag = splitString[0].startsWith("#");
+            id = isTag ? splitString[0].substring(1) : splitString[0];
+
+            type = OverrideType.valueOf(splitString[1]);
+
+            min = Float.parseFloat(splitString[2]);
+            max = Float.parseFloat(splitString[3]);
+        }
+    }
+
+    public boolean isTag() {
+        return isTag;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public OverrideType getType() {
+        return type;
+    }
+
+    public float getMin() {
+        return min;
+    }
+
+    public float getMax() {
+        return max;
+    }
+}

src/main/java/dev/micle/xptools/config/OverrideType.java

@@ -0,0 +1,16 @@
+package dev.micle.xptools.config;
+
+public enum OverrideType {
+    VALUE("val"),
+    MULTIPLIER("multi");
+
+    private final String name;
+
+    OverrideType(String s) {
+        name = s;
+    }
+
+    public String toString() {
+        return this.name;
+    }
+}