public static GenerationSpec createValueList(TypeInfo typeInfo, List<Object> valueList) {
      return new GenerationSpec(
          GenerationKind.VALUE_LIST, typeInfo, true,
          null, null, valueList);
    }
Generate object inspector and random row object[].
ql/src/test/org/apache/hadoop/hive/ql/exec/vector/VectorRandomRowSource.java