HdfFileChannel { public Superblock getSuperblock() { return sb; } HdfFileChannel(FileChannel fileChannel, Superblock superblock); ByteBuffer readBufferFromAddress(long address, int length); ByteBuffer map(long address, long length); ByteBuffer mapNoOffset(long address, long length); long getUserBlockSize(); Superblock getSuperblock(); FileChannel getFileChannel(); int getSizeOfOffsets(); int getSizeOfLengths(); final void close(); long size();  }
@Test void testGetSuperblock() { assertThat(hdfFc.getSuperblock(), is(sameInstance(sb))); }