tds/src/main/java/thredds/server/opendap/NcSDInt16.java
public boolean read(String datasetName, Object specialO) throws IOException {
    setData(ncVar.read());
    return (false);
  }
public boolean read(String datasetName, Object specialO) throws IOException {
    setData(ncVar.read());
    return (false);
  }
Read the value (parameters are ignored).