buildStreamConfig(); HashMap result = null;
DPConfig topConfig = buildStreamConfig();  int bottleneck = topConfig.get(numTiles); System.err.println("Found bottleneck work is " + bottleneck + ".  Tracing back...");  expandSharedConfigs();  HashMap result = new HashMap(); int[] tileCounter = { 0 }; topConfig.traceback(result, tileCounter, numTiles); Utils.assert(tileCounter[0]<numTiles, "Assigned " + tileCounter[0] + " tiles, but we only have " + numTiles);
    private HashMap calcPartitions() {	this.work = WorkEstimate.getWorkEstimate(str);	buildStreamConfig();	HashMap result = null; //!!!	PartitionUtil.printTileWork(result, work, numTiles);	return result;    }