ldm/src/main/thredds/ldm/VlenIO.java
public int writeString(String s) throws IOException {
    int length = s.length();
    int count = writeVInt(length);
    count += writeChars(s, 0, length);
    return count;
  }
public int writeString(String s) throws IOException {
    int length = s.length();
    int count = writeVInt(length);
    count += writeChars(s, 0, length);
    return count;
  }
Writes a string.
(vlen) [char]