/**
* Writes out the workflow metrics file in the submit directory
*
* @param metrics the metrics to be written out.
* @return the path to metrics file in the submit directory
* @throws IOException in case of error while writing out file.
*/
private File writeOutMetricsFile(PlannerMetrics metrics) throws IOException {
if (metrics == null) {
throw new IOException("NULL Metrics passed");
}
// create a writer to the braindump.txt in the directory.
File f = metrics.getMetricsFileLocationInSubmitDirectory();
if (f == null) {
throw new IOException("The metrics file location is not yet initialized");
}
PrintWriter writer = new PrintWriter(new BufferedWriter(new FileWriter(f)));
writer.println(metrics.toPrettyJson());
writer.write("\n");
writer.close();
return f;
}
