else if(commandName == "lefse") { pipecommand = new LefseCommand(optionString); }
else if(commandName == "kruskal.wallis") { pipecommand = new KruskalWallisCommand(optionString); }
else if(commandName == "sra") { pipecommand = new SRACommand(optionString); }
else if(commandName == "lefse") { pipecommand = new LefseCommand(optionString); }
else if(commandName == "kruskal.wallis") { pipecommand = new KruskalWallisCommand(optionString); }
else if(commandName == "sra") { pipecommand = new SRACommand(optionString); }