 byte-by-byte equality.

 <p>In either entry, if the offset is non-zero or the size is not equal
 to the data array length, then only the data bounded by these values is
 compared.  The data array length and offset need not be the same in both
 entries for them to be considered equal.</p>

 <p>If the data array is null in one entry, then to be considered equal
 both entries must have a null data array.</p>

 <p>If the partial property is set in either entry, then to be considered
 equal both entries must ha