package com.tapjoy.internal;

import java.nio.charset.Charset;

/* loaded from: classes4.dex */
public abstract class f3 {
    public static final Charset a = Charset.forName("UTF-8");

    public static long a(long j) {
        return ((j & 255) << 56) | (((-72057594037927936L) & j) >>> 56) | ((71776119061217280L & j) >>> 40) | ((280375465082880L & j) >>> 24) | ((1095216660480L & j) >>> 8) | ((4278190080L & j) << 8) | ((16711680 & j) << 24) | ((65280 & j) << 40);
    }

    public static void a(long j, long j2, long j3) {
        if ((j2 | j3) < 0 || j2 > j || j - j2 < j3) {
            throw new ArrayIndexOutOfBoundsException("size=" + j + " offset=" + j2 + " byteCount=" + j3);
        }
    }
}