public void postWALWrite(final RegionInfo info, final WALKey logKey, final WALEdit logEdit)
    throws IOException {
    execOperation(coprocEnvironments.isEmpty() ? null : new WALObserverOperation() {
      @Override
      protected void call(WALObserver observer) throws IOException {
        observer.postWALWrite(this, info, logKey, logEdit);
      }
    });
  }
Constructor
@param log  the write ahead log
@param conf the configuration
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WALCoprocessorHost.java