when modifying the buffer , acquire the readlatch . call release to release the latch . note that containslsn acquires the latch for reading . concode_field_sep Latch readLatch concode_field_sep void release concode_elem_sep void hook480 concode_elem_sep void reinit concode_elem_sep void hook479 concode_elem_sep void registerLsn concode_elem_sep boolean containsLsn
void function ( ) { readLatch . acquire ( ) ; }