/*.................................................................................................................*/
  public Tree getTrees(
      TreeVector trees,
      Taxa taxa,
      MCharactersDistribution matrix,
      long seed,
      MesquiteDouble finalScore) {
    if (!initializeGetTrees(CategoricalData.class, taxa, matrix)) return null;
    setTNTSeed(seed);
    isProtein = data instanceof ProteinData;

    // David: if isDoomed() then module is closing down; abort somehow

    // write data file
    String tempDir =
        MesquiteFileUtil.createDirectoryForFiles(
            this, MesquiteFileUtil.IN_SUPPORT_DIR, "TNT", "-Run.");
    if (tempDir == null) return null;
    String dataFileName = "data.ss"; // replace this with actual file name?
    String dataFilePath = tempDir + dataFileName;

    FileInterpreterI exporter = ZephyrUtil.getFileInterpreter(this, "#InterpretTNT");
    if (exporter == null) return null;
    boolean fileSaved = false;
    String translationTable = namer.getTranslationTable(taxa);
    ((InterpretHennig86Base) exporter).setTaxonNamer(namer);

    fileSaved = ZephyrUtil.saveExportFile(this, exporter, dataFilePath, data, selectedTaxaOnly);
    if (!fileSaved) return null;

    String translationFileName = IOUtil.translationTableFileName;
    setTaxonTranslation(taxa);
    taxonNumberTranslation = getTaxonNumberTranslation(taxa);
    namer.setNumberTranslationTable(taxonNumberTranslation);

    setFileNames();

    TaxaSelectionSet outgroupSet =
        (TaxaSelectionSet) taxa.getSpecsSet(outgroupTaxSetString, TaxaSelectionSet.class);
    int firstOutgroup = MesquiteInteger.unassigned;
    if (outgroupSet != null) firstOutgroup = outgroupSet.firstBitOn();
    formCommandFile(dataFileName, firstOutgroup);
    logln("\n\nCommands given to TNT:");
    logln(commands);
    logln("");

    MesquiteString arguments = new MesquiteString();
    arguments.setValue(" proc " + commandsFileName);

    String programCommand = externalProcRunner.getExecutableCommand();

    int numInputFiles = 3;
    String[] fileContents = new String[numInputFiles];
    String[] fileNames = new String[numInputFiles];
    for (int i = 0; i < numInputFiles; i++) {
      fileContents[i] = "";
      fileNames[i] = "";
    }
    fileContents[0] = MesquiteFile.getFileContentsAsString(dataFilePath);
    fileNames[0] = dataFileName;
    fileContents[1] = commands;
    fileNames[1] = commandsFileName;
    fileContents[2] = translationTable;
    fileNames[2] = translationFileName;

    // ----------//
    boolean success =
        runProgramOnExternalProcess(
            programCommand, arguments, fileContents, fileNames, ownerModule.getName());

    if (!isDoomed()) {
      if (success) {
        desuppressProjectPanelReset();
        return retrieveTreeBlock(trees, finalScore); // here's where we actually process everything.
      } else {
        if (!beanWritten) postBean("unsuccessful [1]", false);
        beanWritten = true;
      }
    }
    desuppressProjectPanelReset();
    if (data == null) data.decrementEditInhibition();
    externalProcRunner.finalCleanup();
    return null;
  }
  /*.................................................................................................................*/
  void formCommandFile(String dataFileName, int firstOutgroup) {
    if (parallel) {
      commands = "";
    }
    commands += getTNTCommand("mxram " + mxram);

    commands += getTNTCommand("report+0/1/0");
    commands += getTNTCommand("log " + logFileName);
    commands += getTNTCommand("p " + dataFileName);
    commands += getTNTCommand("vversion");
    if (MesquiteInteger.isCombinable(firstOutgroup) && firstOutgroup >= 0)
      commands += getTNTCommand("outgroup " + firstOutgroup);
    if (bootstrapOrJackknife()) {
      if (parallel) {
        commands += indentTNTCommand("ptnt begin parallelRun " + numSlaves + "/ram x 2 = ");
      }
      if (StringUtil.notEmpty(bootSearchScriptPath)) {
        String script = MesquiteFile.getFileContentsAsString(bootSearchScriptPath);
        if (StringUtil.notEmpty(script)) commands += script;
      } else
        commands += StringUtil.lineEnding() + bootstrapSearchArguments + StringUtil.lineEnding();
      String saveTreesString = "";
      if (resamplingAllConsensusTrees) saveTreesString = " savetrees ";
      String bootSearchString = " [xmult; bb]";
      bootSearchString = "";

      if (parallel) {
        int numRepsPerSlave = bootstrapreps / numSlaves;
        if (numRepsPerSlave * numSlaves < bootstrapreps) numRepsPerSlave++;
        if (searchStyle == BOOTSTRAPSEARCH)
          commands +=
              getTNTCommand(
                  "resample boot cut 50 "
                      + saveTreesString
                      + " replications "
                      + numRepsPerSlave
                      + " [xmult; bb] savetrees"); // + getComDelim();
        else if (searchStyle == JACKKNIFESEARCH)
          commands +=
              getTNTCommand(
                  "resample jak cut 50 "
                      + saveTreesString
                      + " replications "
                      + numRepsPerSlave
                      + " [xmult; bb] savetrees"); // + getComDelim();
        else if (searchStyle == SYMSEARCH)
          commands +=
              getTNTCommand(
                  "resample sym cut 50 "
                      + saveTreesString
                      + " replications "
                      + numRepsPerSlave
                      + " [xmult; bb] savetrees"); // + getComDelim();
        else if (searchStyle == POISSONSEARCH)
          commands +=
              getTNTCommand(
                  "resample poisson cut 50 "
                      + saveTreesString
                      + " replications "
                      + numRepsPerSlave
                      + " [xmult; bb] savetrees"); // + getComDelim();
        commands += getTNTCommand("return");
        commands += getTNTCommand("ptnt wait parallelRun");
        commands += getTNTCommand("ptnt get parallelRun");
      } else {
        if (!resamplingAllConsensusTrees) {
          commands += getTNTCommand("macro=");
          commands += getTNTCommand("ttags =");
        }
        commands += getTNTCommand("tsave *" + treeFileName);
        if (bootstrapAllowed) {
          if (searchStyle == BOOTSTRAPSEARCH)
            commands +=
                getTNTCommand(
                    "resample boot "
                        + saveTreesString
                        + " replications "
                        + bootstrapreps
                        + bootSearchString); // + getComDelim();
          else if (searchStyle == JACKKNIFESEARCH)
            commands +=
                getTNTCommand(
                    "resample jak cut 50 "
                        + saveTreesString
                        + " replications "
                        + bootstrapreps
                        + bootSearchString); // + getComDelim();
          else if (searchStyle == SYMSEARCH)
            commands +=
                getTNTCommand(
                    "resample sym cut 50 "
                        + saveTreesString
                        + " replications "
                        + bootstrapreps
                        + bootSearchString); // + getComDelim();
          else if (searchStyle == POISSONSEARCH)
            commands +=
                getTNTCommand(
                    "resample poisson cut 50 "
                        + saveTreesString
                        + " replications "
                        + bootstrapreps
                        + bootSearchString); // + getComDelim();
        }
        if (!resamplingAllConsensusTrees) commands += getTNTCommand("save *");
        else commands += getTNTCommand("save");
        commands += getTNTCommand("tsave/");
        if (!resamplingAllConsensusTrees) {
          commands += getTNTCommand("ttags -/");
          commands += getTNTCommand("macro-");
        }
      }

      // commands += getTNTCommand("proc/") ;

      commands += getTNTCommand("log/");

      //	if (!parallel)
      commands += getTNTCommand("quit");
    } else {
      // commands += getTNTCommand("tsave !5 " + treeFileName) ;   // if showing intermediate trees
      commands += getTNTCommand("tsave *" + treeFileName);
      if (StringUtil.notEmpty(searchScriptPath)) {
        String script = MesquiteFile.getFileContentsAsString(searchScriptPath);
        if (StringUtil.notEmpty(script)) commands += script;
      } else commands += searchArguments;
      commands += otherOptions;
      if (harvestOnlyStrictConsensus) commands += getTNTCommand("nelsen *");
      commands += getTNTCommand("save");
      commands += getTNTCommand("log/");

      commands += getTNTCommand("tsave/");
      commands += getTNTCommand("quit");
    }
  }