package com.afunx.ble.blelitelib.utils;

import java.util.UUID;

/* loaded from: classes.dex */
public class BleUuidUtils {
    private static String MAGIC_HEAD_STR = "0000";
    private static String MAGIC_TAIL_STR = "49535343";
    private static final int UUID_LENGTH = 36;

    public static String int2str(int i) {
        if (i < 0 || i > 65535) {
            throw new IllegalArgumentException("uuid int range is [0x0000,0xffff]");
        }
        StringBuilder sb = new StringBuilder();
        sb.append(MAGIC_HEAD_STR);
        String hexString = Integer.toHexString(i);
        for (int i2 = 0; i2 < 4 - hexString.length(); i2++) {
            sb.append("0");
        }
        sb.append(hexString);
        sb.append(MAGIC_TAIL_STR);
        return sb.toString();
    }

    public static UUID int2uuid(int i) {
        return UUID.fromString(int2str(i));
    }

    public static void setMagicHeadStr(String str) {
        if (str.length() != MAGIC_HEAD_STR.length()) {
            throw new IllegalArgumentException("magicHeadStr length is invalid");
        }
        MAGIC_HEAD_STR = str;
    }

    public static void setMagicTailStr(String str) {
        if (str.length() != MAGIC_TAIL_STR.length()) {
            throw new IllegalArgumentException("magicTailStr length is invalid");
        }
        MAGIC_TAIL_STR = str;
    }

    public static int str2int(String str) {
        if (str != null && str.length() == 36 && str.startsWith(MAGIC_TAIL_STR)) {
            return Integer.parseInt(str.substring(4, 8), 16);
        }
        throw new IllegalArgumentException("invalid uuid string");
    }

    public static UUID str2uuid(String str) {
        return UUID.fromString(str);
    }

    public static int uuid2int(UUID uuid) {
        return str2int(uuid.toString());
    }

    public static String uuid2str(UUID uuid) {
        return uuid.toString();
    }
}