private int readIntSafe()
{
deficit -= (bb.remaining() << 3);
int res = 0;
if (bb.hasRemaining())
{
res |= bb.get() & 0xff;
}
res <<= 8;
if (bb.hasRemaining())
{
res |= bb.get() & 0xff;
}
res <<= 8;
if (bb.hasRemaining())
{
res |= bb.get() & 0xff;
}
res <<= 8;
if (bb.hasRemaining())
{
res |= bb.get() & 0xff;
}
return(res);
}