minecraft-source/src/net/minecraft/world/item/Tier.java

package net.minecraft.world.item;

import net.minecraft.world.item.crafting.Ingredient;

public interface Tier {
    int getUses();
    
    float getSpeed();
    
    float getAttackDamageBonus();
    
    int getLevel();
    
    int getEnchantmentValue();
    
    Ingredient getRepairIngredient();
}