1 files changed, 60 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/recipe/check/ResultMissingItem.java b/src/main/java/gregtech/api/recipe/check/ResultMissingItem.java
new file mode 100644
index 0000000000..868d664109
--- /dev/null
+++ b/src/main/java/gregtech/api/recipe/check/ResultMissingItem.java
@@ -0,0 +1,60 @@
+package gregtech.api.recipe.check;
+
+import java.util.Objects;
+
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+
+import net.minecraft.client.resources.I18n;
+import net.minecraft.item.ItemStack;
+import net.minecraft.network.PacketBuffer;
+
+import cpw.mods.fml.common.network.ByteBufUtils;
+
+public class ResultMissingItem implements CheckRecipeResult {
+
+    @Nullable
+    public ItemStack itemStack;
+
+    public ResultMissingItem() {
+
+    }
+
+    public ResultMissingItem(@Nullable ItemStack itemStack) {
+        this.itemStack = itemStack;
+    }
+
+    @Override
+    @Nonnull
+    public String getID() {
+        return "missing_item";
+    }
+
+    @Override
+    public boolean wasSuccessful() {
+        return false;
+    }
+
+    @Override
+    @Nonnull
+    public String getDisplayString() {
+        return Objects.requireNonNull(
+            I18n.format("GT5U.gui.text.missing_item", itemStack != null ? itemStack.getDisplayName() : "null"));
+    }
+
+    @Override
+    @Nonnull
+    public CheckRecipeResult newInstance() {
+        return new ResultMissingItem(itemStack != null ? itemStack.copy() : null);
+    }
+
+    @Override
+    public void encode(@Nonnull PacketBuffer buffer) {
+        ByteBufUtils.writeItemStack(buffer, itemStack);
+    }
+
+    @Override
+    public void decode(PacketBuffer buffer) {
+        this.itemStack = ByteBufUtils.readItemStack(buffer);
+    }
+}