int errCode = 2053;
String msg = "Internal error. Did not find roots in the physical plan.";
throw new TezCompilerException(msg, errCode, PigException.BUG);
}
scope = roots.get(0).getOperatorKey().getScope();
localRearrangeFactory = new POLocalRearrangeTezFactory(scope, nig);
phyToTezOpMap = Maps.newHashMap();
fileConcatenationThreshold = Integer.parseInt(pigProperties
.getProperty(FILE_CONCATENATION_THRESHOLD, "100"));
optimisticFileConcatenation = pigProperties.getProperty(