GTValues.java

package gregtech.api;

import net.minecraftforge.fml.common.Loader;
import net.minecraftforge.oredict.OreDictionary;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

/**
 * Made for static imports, this Class is just a Helper.
 */
public class GTValues {

    /**
     * <p/>
     * This is worth exactly one normal Item.
     * This Constant can be divided by many commonly used Numbers such as
     * 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, ... 64 or 81
     * without loosing precision and is for that reason used as Unit of Amount.
     * But it is also small enough to be multiplied with larger Numbers.
     * <p/>
     * This is used to determine the amount of Material contained inside a prefixed Ore.
     * For example Nugget = M / 9 as it contains out of 1/9 of an Ingot.
     */
    public static final long M = 3628800;

    /**
     * Renamed from "FLUID_MATERIAL_UNIT" to just "L"
     * <p/>
     * Fluid per Material Unit (Prime Factors: 3 * 3 * 2 * 2 * 2 * 2)
     */
    public static final int L = 144;

    /**
     * The Item WildCard Tag. Even shorter than the "-1" of the past
     */
    public static final short W = OreDictionary.WILDCARD_VALUE;

    /**
     * The Voltage Tiers. Use this Array instead of the old named Voltage Variables
     */
    public static final long[] V = new long[]{8, 32, 128, 512, 2048, 8192, 32768, 131072, 524288, Integer.MAX_VALUE};

    public static final int ULV = 0;
    public static final int LV = 1;
    public static final int MV = 2;
    public static final int HV = 3;
    public static final int EV = 4;
    public static final int IV = 5;
    public static final int LuV = 6;
    public static final int ZPM = 7;
    public static final int UV = 8;
    public static final int MAX = 9;

    /**
     * The short names for the voltages
     */
    public static final String[] VN = new String[] {"ULV", "LV", "MV", "HV", "EV", "IV", "LuV", "ZPM", "UV", "MAX"};

    /**
     * Color values for the voltages
     */
    public static final int[] VC = new int[] {0xDCDCDC, 0xDCDCDC, 0xFF6400, 0xFFFF1E, 0x808080, 0xF0F0F5, 0xF0F0F5, 0xF0F0F5, 0xF0F0F5, 0xF0F0F5};

    /**
     * The long names for the voltages
     */
    public static final String[] VOLTAGE_NAMES = new String[] {"Ultra Low Voltage", "Low Voltage", "Medium Voltage", "High Voltage", "Extreme Voltage", "Insane Voltage", "Ludicrous Voltage", "ZPM Voltage", "Ultimate Voltage", "Maximum Voltage"};

    /**
     * ModID strings, since they are quite common parameters
     */
    public static final String MODID = "gregtech",
        MODID_FR = "forestry",
        MODID_CT = "crafttweaker",
        MODID_TOP = "theoneprobe",
        MODID_CTM = "ctm",
        MODID_CC = "cubicchunks",
        MODID_AR = "advancedrocketry",
        MODID_JEI = "jei";

    //because forge is too fucking retarded to cache results or at least do not create fucking
    //immutable collections every time you retrieve indexed mod list
    private static final ConcurrentMap<String, Boolean> isModLoadedCache = new ConcurrentHashMap<>();

    public static boolean isModLoaded(String modid) {
        if (isModLoadedCache.containsKey(modid)) {
            return isModLoadedCache.get(modid);
        }
        boolean isLoaded = Loader.instance().getIndexedModList().containsKey(modid);
        isModLoadedCache.put(modid, isLoaded);
        return isLoaded;
    }

}