import kotlin.jvm.functions.Function2; //导入依赖的package包/类
public static String loadProperties(String key) {
    L.d("root before loadProperties key : " + key);
    if (TextUtils.isEmpty(key)) {
        return "";
    }
    String value = null;
    try {
        value = loadProperties(new Function2<Properties, String, Void>() {
            @Override
            public Void invoke(Properties properties, String writer) {
                return null;
            }
        }).getProperty(key);
    } catch (Exception e) {
        e.printStackTrace();
        value = "";
    }
    L.d("root loadProperties key : " + key + " value : " + value);

    if (TextUtils.isEmpty(value)) {
        return "";
    } else {
        return value;
    }
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
@SideOnly(Side.CLIENT)
default Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, tintIndex) -> {
		if (tintIndex != 0) return 0xFFFFFF;
		float rand = ItemNBTHelper.getFloat(stack, NBT.RAND, -1);
		float hue = rand < 0 ? (Minecraft.getMinecraft().world.getTotalWorldTime() / 140f) % 140f : rand;
		float pow = Math.min(1f, Math.max(0f, getQuality(stack)));

		float saturation = curveConst * (1 - (float) Math.pow(Math.E, -pow));

		return Color.HSBtoRGB(hue, saturation, 1f);
	};
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
public Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, tintIndex) -> ((tintIndex == 0) && (stack.getItemDamage() != 0)) ? ItemNBTHelper.getInt(stack, Constants.NBT.FAIRY_COLOR, 0xFFFFFF) : 0xFFFFFF;
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
public Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, tintIndex) -> ItemNBTHelper.getInt(stack, Constants.NBT.FAIRY_COLOR, 0xFFFFFF);
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
public Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, integer) -> ColorizerFoliage.getFoliageColorBasic();
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
public Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, tintIndex) -> (tintIndex == 1 ? getColor(stack).getRGB() : 0xFFFFFF);
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
public Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, tintIndex) -> (tintIndex == 1 ? getColor(stack) : 0xFFFFFF);
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
@Nullable
@Override
public Function2<ItemStack, Integer, Integer> getItemColorFunction() {
	return (stack, tintIndex) -> EnumFilterType.values()[stack.getItemDamage() % EnumFilterType.values().length].color;
}
 

import kotlin.jvm.functions.Function2; //导入依赖的package包/类
/**
 * Creates a new Kotlin function rule event condition.
 *
 * @param function a Kotlin function.
 *
 */
public KotlinFunction2EventCondition(Function2<Rule, Event, Boolean> function) {
    this.function = function;
}