if( parameters.length > 1 && m == Mode.PARTIAL1) {
//// get the sketch set size from the second parameters
if(!( parameters[1] instanceof ConstantObjectInspector ) ) {
throw new HiveException("Sketch Set size must be a constant");
}
ConstantObjectInspector sizeOI = (ConstantObjectInspector) parameters[1];
this.sketchSetSize = ((IntWritable) sizeOI.getWritableConstantValue()).get();
} else {
sketchSetSize = DEFAULT_SKETCH_SET_SIZE;
}
} else { /// Mode m == Mode.PARTIAL2 || m == Mode.FINAL
/// merge() gets called ... map is passed in ..