src/main/java/org/nustaq/offheap/structs/unsafeimpl/FSTStructFactory.java
public FSTStruct createStructWrapper(Bytez b, long index) {
        int clzId = b.getInt(index + 4);
        return createStructPointer(b, index, clzId);
    }
public FSTStruct createStructWrapper(Bytez b, long index) {
        int clzId = b.getInt(index + 4);
        return createStructPointer(b, index, clzId);
    }
allocates a StructAccessor ("pointer") matching the struct data expected in the byte
array at given position. The resulting pointer object is not "volatile" (not a cached instance)
@param b
@param index
@return