code and error message

𝗰𝗼𝗱𝗲:
package net.mcreator.brokkr.procedures;

import net.minecraft.world.item.ItemStack;

public class BrokkrAxePRO1Procedure {
	public static void execute(ItemStack itemstack) {
		if ((itemstack).getMaxDamage() != (itemstack).getMaxDamage() + itemstack.getOrCreateTag().getDouble("addedDurability") && itemstack.getOrCreateTag().getBoolean("dontModdifyDurability") == false) {
			(itemstack).setMaxDamage((int) ((itemstack).getMaxDamage() + itemstack.getOrCreateTag().getDouble("addedDurability")));
			itemstack.getOrCreateTag().putBoolean("dontModdifyDurability", true);
		}
	}
}


𝗲𝗿𝗿𝗼𝗿 𝗺𝗲𝘀𝗮𝗴𝗲:
> Task :compileJava FAILED
C:\Users\GamerDragon\MCreatorWorkspaces\brokkr\src\main\java\net\mcreator\brokkr\procedures\BrokkrAxePRO1Procedure.java:10: error: cannot find symbol
         (itemstack).setMaxDamage((int) ((itemstack).getMaxDamage() + itemstack.getOrCreateTag().getDouble("addedDurability")));
                    ^
  symbol:   method setMaxDamage(int)
  location: variable itemstack of type ItemStack
1 error
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':compileJava'.
> Compilation failed; see the compiler error output for details.
* Try:
> Run with --stacktrace option to get the stack trace.
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 1s
1 actionable task: 1 executed

BUILD FAILED