1 files changed, 77 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/recipe/RecipeMapBackendProperties.java b/src/main/java/gregtech/api/recipe/RecipeMapBackendProperties.java
new file mode 100644
index 0000000000..7262b794ab
--- /dev/null
+++ b/src/main/java/gregtech/api/recipe/RecipeMapBackendProperties.java
@@ -0,0 +1,77 @@
+package gregtech.api.recipe;
+
+import java.util.function.Function;
+
+import javax.annotation.Nullable;
+import javax.annotation.ParametersAreNonnullByDefault;
+
+import gregtech.api.util.FieldsAreNonnullByDefault;
+import gregtech.api.util.GT_Recipe;
+import gregtech.api.util.GT_RecipeBuilder;
+import gregtech.api.util.MethodsReturnNonnullByDefault;
+
+/**
+ * Data object to store properties used for {@link RecipeMapBackend}. Use {@link #builder()} for creation.
+ */
+@ParametersAreNonnullByDefault
+@MethodsReturnNonnullByDefault
+@FieldsAreNonnullByDefault
+public final class RecipeMapBackendProperties {
+
+    static RecipeMapBackendPropertiesBuilder builder() {
+        return new RecipeMapBackendPropertiesBuilder();
+    }
+
+    /**
+     * Minimum amount of item inputs required for the recipes.
+     */
+    public final int minItemInputs;
+    /**
+     * Minimum amount of fluid inputs required for the recipes.
+     */
+    public final int minFluidInputs;
+
+    /**
+     * Whether this backend should check for equality of special slot when searching recipe.
+     */
+    public final boolean specialSlotSensitive;
+
+    /**
+     * If recipe builder should stop optimizing inputs.
+     */
+    public final boolean disableOptimize;
+
+    /**
+     * Changes how recipes are emitted by a particular recipe builder.
+     */
+    public final Function<? super GT_RecipeBuilder, ? extends Iterable<? extends GT_Recipe>> recipeEmitter;
+
+    /**
+     * Runs a custom hook on all recipes added <b>via builder</b>.
+     */
+    @Nullable
+    public final Function<? super GT_Recipe, ? extends GT_Recipe> recipeTransformer;
+
+    @Nullable
+    public final String recipeConfigCategory;
+    @Nullable
+    public final Function<? super GT_Recipe, String> recipeConfigKeyConvertor;
+
+    RecipeMapBackendProperties(int minItemInputs, int minFluidInputs, boolean specialSlotSensitive,
+        boolean disableOptimize,
+        Function<? super GT_RecipeBuilder, ? extends Iterable<? extends GT_Recipe>> recipeEmitter,
+        @Nullable Function<? super GT_Recipe, ? extends GT_Recipe> recipeTransformer,
+        @Nullable String recipeConfigCategory, @Nullable Function<? super GT_Recipe, String> recipeConfigKeyConvertor) {
+        if (minItemInputs < 0 || minFluidInputs < 0) {
+            throw new IllegalArgumentException("minItemInputs and minFluidInputs cannot be negative");
+        }
+        this.minItemInputs = minItemInputs;
+        this.minFluidInputs = minFluidInputs;
+        this.specialSlotSensitive = specialSlotSensitive;
+        this.disableOptimize = disableOptimize;
+        this.recipeEmitter = recipeEmitter;
+        this.recipeTransformer = recipeTransformer;
+        this.recipeConfigCategory = recipeConfigCategory;
+        this.recipeConfigKeyConvertor = recipeConfigKeyConvertor;
+    }
+}