@Override
  public void checkOutputSpecs(JobContext context
  ) throws IOException, InterruptedException {
    getOutputFormat(context).checkOutputSpecs(context);
  }
Check for validity of the output-specification for the job.
@param context information about the job
@throws IOException when output should not be attempted
hcatalog/core/src/main/java/org/apache/hive/hcatalog/mapreduce/HCatBaseOutputFormat.java