Add lombok

build.gradle

@@ -16,16 +16,21 @@ buildscript {
             name = "sonatype"
             url = "https://oss.sonatype.org/content/repositories/snapshots/"
         }
+        maven {
+            url "https://plugins.gradle.org/m2/"
+        }
     }
     dependencies {
         classpath group: 'net.minecraftforge.gradle', name: 'ForgeGradle', version: '3.+', changing: true
+        classpath "io.freefair.gradle:lombok-plugin:4.1.6"
     }
 }
 
 apply plugin: 'net.minecraftforge.gradle'
 apply plugin: 'maven'
 apply plugin: 'eclipse'
 apply plugin: 'maven-publish'
+apply plugin: "io.freefair.lombok"
 
 import net.minecraftforge.gradle.common.task.SignJar
 

lombok.config

@@ -0,0 +1,2 @@
+# This file is generated by the 'io.freefair.lombok' Gradle plugin
+config.stopBubbling = true

src/main/java/slimeknights/tconstruct/library/materials/Material.java

@@ -1,9 +1,11 @@
 package slimeknights.tconstruct.library.materials;
 
+import lombok.Getter;
 import net.minecraft.fluid.Fluid;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.ResourceLocation;
 
+@Getter
 public class Material implements IMaterial {
 
   // todo config
@@ -56,21 +58,6 @@ public Material(ResourceLocation identifier, Fluid fluid, boolean craftable, Ite
     this.shardItem = shardItem;
   }
 
-  @Override
-  public MaterialId getIdentifier() {
-    return identifier;
-  }
-
-  @Override
-  public boolean isCraftable() {
-    return this.craftable;
-  }
-
-  @Override
-  public Fluid getFluid() {
-    return fluid;
-  }
-
   @Override
   public ItemStack getShard() {
     if (shardItem != ItemStack.EMPTY) {

src/main/java/slimeknights/tconstruct/library/materials/stats/MaterialStatsManager.java

@@ -3,6 +3,7 @@
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.collect.ImmutableMap;
 import com.google.gson.*;
+import lombok.AllArgsConstructor;
 import net.minecraft.client.resources.JsonReloadListener;
 import net.minecraft.profiler.IProfiler;
 import net.minecraft.resources.IResourceManager;
@@ -169,23 +170,15 @@ private Optional<BaseMaterialStats> deserializeMaterialStat(MaterialStatsId stat
     return Optional.ofNullable(GSON.fromJson(statsJson, materialStatClass));
   }
 
+  @AllArgsConstructor
   private static class StatContent {
     private final MaterialStatsId statsId;
     private final JsonElement json;
-
-    public StatContent(MaterialStatsId statsId, JsonElement json) {
-      this.statsId = statsId;
-      this.json = json;
-    }
   }
 
+  @AllArgsConstructor
   private static class StatsFileContent {
     private final MaterialId materialId;
     private final List<StatContent> stats;
-
-    StatsFileContent(MaterialId materialId, List<StatContent> stats) {
-      this.materialId = materialId;
-      this.stats = stats;
-    }
   }
 }