public void toStream(PrintStream printStream) {
    printStream.print("    ");
    printStream.print(getFieldType());
    printStream.print(' ');
    printStream.print(getFieldName());
    printStream.print(';');
    if (isIdentityField()) {
      printStream.print(" // identity");
    }
    if (isDeleted()) {
      printStream.print(" // DELETED");
    }

    printStream.println();
  }
Used by {@link PdxInstanceImpl#equals(Object)} to act as if it has a field whose value is
always the default.
geode-core/src/main/java/org/apache/geode/pdx/internal/PdxField.java