minecraft-kajetans-mod/src/main/java/me/km/MeshDefinitionFix.java

package me.km;

import net.minecraft.client.renderer.ItemMeshDefinition;
import net.minecraft.client.renderer.block.model.ModelResourceLocation;
import net.minecraft.item.ItemStack;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

/**
 * A hackish adapter that allows lambdas to be used as {@link ItemMeshDefinition} implementations without breaking ForgeGradle's
 * reobfuscation and causing {@link AbstractMethodError}s.
 * <p>
 * Written by diesieben07 in this thread:
 * http://www.minecraftforge.net/forum/index.php/topic,34034.0.html
 *
 * @author diesieben07
 */

@SideOnly(Side.CLIENT)
interface MeshDefinitionFix extends ItemMeshDefinition 
{
    ModelResourceLocation getLocation(ItemStack stack);

    // Helper method to easily create lambda instances of this class
    static ItemMeshDefinition create(MeshDefinitionFix lambda) 
    {
        return lambda;
    }

    @Override
    default ModelResourceLocation getModelLocation(ItemStack stack)
    {
        return getLocation(stack);
    }
}