public static void addSchemaEvolutionToTableScanOperator(StructObjectInspector structOI,
      TableScanOperator tableScanOp) {
    String colNames = ObjectInspectorUtils.getFieldNames(structOI);
    String colTypes = ObjectInspectorUtils.getFieldTypes(structOI);
    tableScanOp.setSchemaEvolution(colNames, colTypes);
  }
Sets up the job so that all necessary jars ar passed that contain classes from the given argument of this method.
@param conf jobConf instance to setup
@param classes the classes to look in jars for
@throws IOException
ql/src/java/org/apache/hadoop/hive/ql/exec/Utilities.java