package gregtech.api.util; import com.google.common.collect.HashBiMap; import gregtech.api.enums.Materials; public class GT_PCBFactoryManager { private static final HashBiMap mPlasticTiers = HashBiMap.create(); public static int mTiersOfPlastics = 0; public static void addPlasticTier(Materials aMaterial, int aTier) { mPlasticTiers.put(aMaterial, aTier); mTiersOfPlastics++; } public static int getPlasticTier(Materials aMaterial) { return mPlasticTiers.get(aMaterial); } public static Materials getPlasticMaterialFromTier(int aTier) { return mPlasticTiers.inverse() .get(aTier); } }