else if(commandName == "otu.hierarchy") { pipecommand = new OtuHierarchyCommand(optionString); }
else if(commandName == "set.dir") { pipecommand = new SetDirectoryCommand(optionString); }
else if(commandName == "set.logfile") { pipecommand = new SetLogFileCommand(optionString); }
else if(commandName == "parse.list") { pipecommand = new ParseListCommand(optionString); }
else if(commandName == "otu.hierarchy") { pipecommand = new OtuHierarchyCommand(optionString); }
else if(commandName == "set.dir") { pipecommand = new SetDirectoryCommand(optionString); }
else if(commandName == "set.logfile") { pipecommand = new SetLogFileCommand(optionString); }
else if(commandName == "parse.list") { pipecommand = new ParseListCommand(optionString); }