public void setByte(byte b) {
    typeCode = BYTE_CODE;
    part = BYTES[b + BYTES_OFFSET];
  }
Like getString but will also check a cache of frequently serialized strings.
The result will be added to the cache if it is not already in it.
NOTE: only call this for strings that are reused often (like region names).
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/Part.java