else if(commandName == "remove.seqs") { command = new RemoveSeqsCommand(optionString); }
else if(commandName == "merge.files") { command = new MergeFileCommand(optionString); }
else if(commandName == "system") { command = new SystemCommand(optionString); }
else if(commandName == "remove.seqs") { command = new RemoveSeqsCommand(optionString); }
else if(commandName == "merge.files") { command = new MergeFileCommand(optionString); }
else if(commandName == "system") { command = new SystemCommand(optionString); }