String getShortClassName() {
    String cname = getClass().getName();
    return cname.substring(getClass().getPackage().getName().length() + 1);
  }
Used to create a Chunk given an existing, already allocated, memoryAddress. The off heap header
has already been initialized.
geode-core/src/main/java/org/apache/geode/internal/offheap/OffHeapStoredObject.java