/
RecipeCategoryRegistration.java
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/
RecipeCategoryRegistration.java
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package mezz.jei.load.registration;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.minecraft.util.ResourceLocation;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import mezz.jei.api.helpers.IJeiHelpers;
import mezz.jei.api.recipe.category.IRecipeCategory;
import mezz.jei.api.registration.IRecipeCategoryRegistration;
import mezz.jei.util.ErrorUtil;
public class RecipeCategoryRegistration implements IRecipeCategoryRegistration {
private final List<IRecipeCategory> recipeCategories = new ArrayList<>();
private final Map<ResourceLocation, IRecipeCategory> recipeCategoriesByUid = new HashMap<>();
private final IJeiHelpers jeiHelpers;
public RecipeCategoryRegistration(IJeiHelpers jeiHelpers) {
this.jeiHelpers = jeiHelpers;
}
@Override
public void addRecipeCategories(IRecipeCategory... recipeCategories) {
ErrorUtil.checkNotEmpty(recipeCategories, "recipeCategories");
for (IRecipeCategory recipeCategory : recipeCategories) {
ResourceLocation uid = recipeCategory.getUid();
Preconditions.checkNotNull(uid, "Recipe category UID cannot be null %s", recipeCategory);
Class<?> recipeClass = recipeCategory.getRecipeClass();
Preconditions.checkNotNull(recipeClass, "Recipe class cannot be null %s", recipeCategory);
if (recipeCategoriesByUid.containsKey(uid)) {
throw new IllegalArgumentException("A RecipeCategory with UID \"" + uid + "\" has already been registered.");
} else {
recipeCategoriesByUid.put(uid, recipeCategory);
}
}
Collections.addAll(this.recipeCategories, recipeCategories);
}
@Override
public IJeiHelpers getJeiHelpers() {
return jeiHelpers;
}
public ImmutableList<IRecipeCategory> getRecipeCategories() {
return ImmutableList.copyOf(recipeCategories);
}
public ImmutableMap<ResourceLocation, IRecipeCategory> getRecipeCategoriesByUid() {
return ImmutableMap.copyOf(recipeCategoriesByUid);
}
}