private String getDecoratedTypeName(String typeName,
      SupportedTypes supportedTypes, Set<String> allowedTypeNameSet, int depth, int maxDepth) {
    return getDecoratedTypeName(r, typeName, supportedTypes, allowedTypeNameSet, depth, maxDepth);
  }
Generate object inspector and random row object[].
ql/src/test/org/apache/hadoop/hive/ql/exec/vector/VectorRandomRowSource.java