]> git.donarmstrong.com Git - mothur.git/blobdiff - libshuffcommand.cpp
pat's edits prior to v.1.5
[mothur.git] / libshuffcommand.cpp
index a34fb3602c2dc5b3b6ce6b9ec01ef2ed6f35eab3..e78c00d4d1117d7832de2f3d7e7ff8a6accd9e47 100644 (file)
  *
  */
 
+/* This class is designed to implement an integral form of the Cramer-von Mises statistic.
+       you may refer to the "Integration of Microbial Ecology and Statistics: A Test To Compare Gene Libraries" 
+       paper in Applied and Environmental Microbiology, Sept. 2004, p. 5485-5492 0099-2240/04/$8.00+0  
+       DOI: 10.1128/AEM.70.9.5485-5492.2004 Copyright 2004 American Society for Microbiology for more information. */
+
+
 #include "libshuffcommand.h"
+#include "libshuff.h"
+#include "slibshuff.h"
+#include "dlibshuff.h"
 
 //**********************************************************************************************************************
 
-
-LibShuffCommand::LibShuffCommand(){
+LibShuffCommand::LibShuffCommand(string option){
        try {
+               
                globaldata = GlobalData::getInstance();
-               convert(globaldata->getCutOff(), cutOff);
-               convert(globaldata->getIters(), iters);
-               matrix = globaldata->gMatrix;
-               coverageFile = getRootName(globaldata->getPhylipFile()) + "coverage";
-               summaryFile = getRootName(globaldata->getPhylipFile()) + "slsummary";
-               openOutputFile(coverageFile, out);
-               openOutputFile(summaryFile, outSum);
+               abort = false;
+               Groups.clear();
                
-               //set the groups to be analyzed
-               setGroups();
-
-               //file headers for coverage file
-               out << "D" << '\t';
-               for (int i = 0; i < groupComb.size(); i++) {
-                       out << "C" + groupComb[i] << '\t';
-               }
                
-               for (int i = 0; i < numGroups; i++) {
-                       for (int j = 0; j < numGroups; j++) {
-                               //don't output AA to AA
-                               if (i != j) {
-                                       out << "Delta" + globaldata->Groups[i] + "-" + globaldata->Groups[j] << '\t';
+               //allow user to run help
+               if(option == "help") { help(); abort = true; }
+               
+               else {
+                       //valid paramters for this command
+                       string Array[] =  {"iters","groups","step","form","cutoff"};
+                       vector<string> myArray (Array, Array+(sizeof(Array)/sizeof(string)));
+                       
+                       OptionParser parser(option);
+                       map<string, string> parameters = parser.getParameters();
+                       
+                       ValidParameters validParameter;
+               
+                       //check to make sure all parameters are valid for command
+                       for (map<string,string>::iterator it = parameters.begin(); it != parameters.end(); it++) { 
+                               if (validParameter.isValidParameter(it->first, myArray, it->second) != true) {  abort = true;  }
+                       }
+                       
+                       //make sure the user has already run the read.dist command
+                       if ((globaldata->gMatrix == NULL) || (globaldata->gGroupmap == NULL)) {
+                               mothurOut("You must read in a matrix and groupfile using the read.dist command, before you use the libshuff command. "); mothurOutEndLine(); abort = true;; 
+                       }
+                                               
+                       //check for optional parameter and set defaults
+                       // ...at some point should added some additional type checking...
+                       groups = validParameter.validFile(parameters, "groups", false);                 
+                       if (groups == "not found") { groups = ""; savegroups = groups; }
+                       else { 
+                               savegroups = groups;
+                               splitAtDash(groups, Groups);
+                               globaldata->Groups = Groups;
+                       }
+                               
+                       string temp;
+                       temp = validParameter.validFile(parameters, "iters", false);                            if (temp == "not found") { temp = "10000"; }
+                       convert(temp, iters); 
+                       
+                       temp = validParameter.validFile(parameters, "cutoff", false);                           if (temp == "not found") { temp = "1.0"; }
+                       convert(temp, cutOff); 
+                       
+                       temp = validParameter.validFile(parameters, "step", false);                             if (temp == "not found") { temp = "0.01"; }
+                       convert(temp, step); 
+       
+                       userform = validParameter.validFile(parameters, "form", false);                 if (userform == "not found") { userform = "integral"; }
+                       
+                       if (abort == false) {
+                       
+                               matrix = globaldata->gMatrix;                           //get the distance matrix
+                               setGroups();                                                            //set the groups to be analyzed
+
+                               if(userform == "discrete"){
+                                       form = new DLibshuff(matrix, iters, step, cutOff);
+                               }
+                               else{
+                                       form = new SLibshuff(matrix, iters, cutOff);
                                }
                        }
+                       
                }
-               out << endl;
-
-               numComp = numGroups*numGroups;
-               
-               coverage = new Coverage();
                
        }
        catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the LibShuffCommand class Function LibShuffCommand. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               errorOut(e, "LibShuffCommand", "LibShuffCommand");
                exit(1);
        }
-       catch(...) {
-               cout << "An unknown error has occurred in the LibShuffCommand class function LibShuffCommand. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }       
-                       
 }
-
 //**********************************************************************************************************************
 
-LibShuffCommand::~LibShuffCommand(){
-       delete coverage;
+void LibShuffCommand::help(){
+       try {
+               mothurOut("The libshuff command can only be executed after a successful read.dist command including a groupfile.\n");
+               mothurOut("The libshuff command parameters are groups, iters, step, form and cutoff.  No parameters are required.\n");
+               mothurOut("The groups parameter allows you to specify which of the groups in your groupfile you would like analyzed.  You must enter at least 2 valid groups.\n");
+               mothurOut("The group names are separated by dashes.  The iters parameter allows you to specify how many random matrices you would like compared to your matrix.\n");
+               mothurOut("The step parameter allows you to specify change in distance you would like between each output if you are using the discrete form.\n");
+               mothurOut("The form parameter allows you to specify if you would like to analyze your matrix using the discrete or integral form. Your options are integral or discrete.\n");
+               mothurOut("The libshuff command should be in the following format: libshuff(groups=yourGroups, iters=yourIters, cutOff=yourCutOff, form=yourForm, step=yourStep).\n");
+               mothurOut("Example libshuff(groups=A-B-C, iters=500, form=discrete, step=0.01, cutOff=2.0).\n");
+               mothurOut("The default value for groups is all the groups in your groupfile, iters is 10000, cutoff is 1.0, form is integral and step is 0.01.\n");
+               mothurOut("The libshuff command output two files: .coverage and .slsummary their descriptions are in the manual.\n");
+               mothurOut("Note: No spaces between parameter labels (i.e. iters), '=' and parameters (i.e.yourIters).\n\n");
+       }
+       catch(exception& e) {
+               errorOut(e, "LibShuffCommand", "help");
+               exit(1);
+       }
 }
 
 //**********************************************************************************************************************
 
 int LibShuffCommand::execute(){
        try {
-               //deltaValues[0] = scores for the difference between AA and AB.
-               //cValues[0][0] = AA, cValues[0][1] = AB, cValues[0][2] = AC, cValues[1][0] = BA, cValues[1][1] = BB...
                
-               sumDelta.resize(numComp-numGroups, 0.0);
-                               
-               float D = 0.0;
+               if (abort == true) {    return 0;       }
                
-               /*****************************/
-               //get values for users matrix
-               /*****************************/
-               matrix->getMinsForRowsVectors();
+               savedDXYValues = form->evaluateAll();
+               savedMinValues = form->getSavedMins();
                
-               //get values for users matrix
-               while (D <= cutOff) {
-                       cValues = coverage->getValues(matrix, D);
-                       
-                       //find delta values
-                       int count = 0;
-                       for (int i = 0; i < numGroups; i++) {
-                               for (int j = 0; j < numGroups; j++) {
-                                       //don't save AA to AA
-                                       if (i != j) {
-                                               //(Caa - Cab)^2
-                                               deltaValues.push_back( (abs(cValues[i][i]-cValues[i][j]) * abs(cValues[i][i]-cValues[i][j])) ); 
-                                               sumDelta[count] += deltaValues[count];
-                                               count++;
-                                       }
-                               }
-                       }
-                       
-                       D += 0.01;
-                       
-                       printCoverageFile(D);
-                       
-                       //clear out old Values
-                       cValues.clear();
-                       deltaValues.clear();
+               pValueCounts.resize(numGroups);
+               for(int i=0;i<numGroups;i++){
+                       pValueCounts[i].assign(numGroups, 0);
                }
                
-               /*******************************************************************************/
-               //create and score random matrixes finding the sumDelta values for summary file
-               /******************************************************************************/
-
-               //initialize rsumDelta
-               rsumDelta.resize(numComp-numGroups);
-               for (int l = 0; l < rsumDelta.size(); l++) {
-                       for (int w = 0; w < iters; w++) {
-                               rsumDelta[l].push_back(0.0);
-                       }
-               }
+               Progress* reading = new Progress();
                
-               for (int m = 0; m < iters; m++) {
-                       //generate random matrix in getValues
-                       //values for random matrix
-                       while (D <= cutOff) {
-                               cValues = coverage->getValues(matrix, D);
-                       
-                               //find delta values
-                               int count = 0;
-                               for (int i = 0; i < numGroups; i++) {
-                                       for (int j = 0; j < numGroups; j++) {
-                                               //don't save AA to AA
-                                               if (i != j) {
-                                                       //(Caa - Cab)^2
-                                                       rsumDelta[count][m] += (abs(cValues[i][i]-cValues[i][j]) * abs(cValues[i][i]-cValues[i][j]));
-                                                       count++;
-                                               }
-                                       }
+               for(int i=0;i<numGroups-1;i++) {
+                       for(int j=i+1;j<numGroups;j++) {
+                               reading->newLine(groupNames[i]+'-'+groupNames[j], iters);
+                               for(int p=0;p<iters;p++) {              
+                                       form->randomizeGroups(i,j);
+                                       if(form->evaluatePair(i,j) >= savedDXYValues[i][j])     {       pValueCounts[i][j]++;   }
+                                       if(form->evaluatePair(j,i) >= savedDXYValues[j][i])     {       pValueCounts[j][i]++;   }
+                                       reading->update(p);                     
                                }
-                       
-                               D += 0.01;
-                       
-                               //clear out old Values
-                               cValues.clear();
+                               form->resetGroup(i);
+                               form->resetGroup(j);
                        }
                }
-               
-               /**********************************************************/
-               //find the signifigance of the user matrix' sumdelta values
-               /**********************************************************/
-               
-               for (int t = 0; t < rsumDelta.size(); t++) {
-                       //sort rsumDelta t
-                       sort(rsumDelta[t].begin(), rsumDelta[t].end());
-                       
-                       //the index of the score higher than yours is returned 
-                       //so if you have 1000 random matrices the index returned is 100 
-                       //then there are 900 matrices with a score greater then you. 
-                       //giving you a signifigance of 0.900
-                       int index = findIndex(sumDelta[t], t);    
-                       
-                       //the signifigance is the number of trees with the users score or higher 
-                       sumDeltaSig.push_back((iters-index)/(float)iters);
+               reading->finish();
+               delete reading;
 
-               }
-               
+               mothurOutEndLine();
                printSummaryFile();
+               printCoverageFile();
                
                //clear out users groups
                globaldata->Groups.clear();
+               delete form;
+               
+               //delete globaldata's copy of the gmatrix to free up memory
+               delete globaldata->gMatrix;  globaldata->gMatrix = NULL;
                
                return 0;
        }
        catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the LibShuffCommand class Function execute. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               errorOut(e, "LibShuffCommand", "execute");
                exit(1);
        }
-       catch(...) {
-               cout << "An unknown error has occurred in the LibShuffCommand class function execute. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }       
 }
+
 //**********************************************************************************************************************
-void LibShuffCommand::printCoverageFile(float d) {
+
+void LibShuffCommand::printCoverageFile() {
        try {
-               //format output
-               out.setf(ios::fixed, ios::floatfield); out.setf(ios::showpoint);
+
+               ofstream outCov;
+               summaryFile = getRootName(globaldata->getPhylipFile()) + "libshuff.coverage";
+               openOutputFile(summaryFile, outCov);
+               outCov.setf(ios::fixed, ios::floatfield); outCov.setf(ios::showpoint);
+               //cout.setf(ios::fixed, ios::floatfield); cout.setf(ios::showpoint);
                
-               out << setprecision(globaldata->getIters().length()) << d << '\t';
+               map<double,vector<int> > allDistances;
+               map<double,vector<int> >::iterator it;
+
+               vector<vector<int> > indices(numGroups);
+               int numIndices = numGroups * numGroups;
                
-               //print out coverage values
-               for (int i = 0; i < numGroups; i++) {
-                       for (int j = 0; j < numGroups; j++) {
-                               out << cValues[i][j] << '\t';
+               int index = 0;
+               for(int i=0;i<numGroups;i++){
+                       indices[i].assign(numGroups,0);
+                       for(int j=0;j<numGroups;j++){
+                               indices[i][j] = index++;
+                               for(int k=0;k<savedMinValues[i][j].size();k++){
+                                       if(allDistances[savedMinValues[i][j][k]].size() != 0){
+                                               allDistances[savedMinValues[i][j][k]][indices[i][j]]++;
+                                       }
+                                       else{
+                                               allDistances[savedMinValues[i][j][k]].assign(numIndices, 0);
+                                               allDistances[savedMinValues[i][j][k]][indices[i][j]] = 1;
+                                       }
+                               }
                        }
                }
+               it=allDistances.begin();
+               
+               //cout << setprecision(8);
+
+               vector<int> prevRow = it->second;
+               it++;
                
-               //print out delta values
-               for (int i = 0; i < deltaValues.size(); i++) {
-                       out << deltaValues[i] << '\t';
+               for(;it!=allDistances.end();it++){
+                       for(int i=0;i<it->second.size();i++){
+                               it->second[i] += prevRow[i];
+                       }
+                       prevRow = it->second;
                }
                
-               out << endl;
-       
+               vector<int> lastRow = allDistances.rbegin()->second;
+               outCov << setprecision(8);
+               
+               outCov << "dist";
+               for (int i = 0; i < numGroups; i++){
+                       outCov << '\t' << groupNames[i];
+               }
+               for (int i=0;i<numGroups;i++){
+                       for(int j=i+1;j<numGroups;j++){
+                               outCov << '\t' << groupNames[i] << '-' << groupNames[j] << '\t';
+                               outCov << groupNames[j] << '-' << groupNames[i];
+                       }
+               }
+               outCov << endl;
+               
+               for(it=allDistances.begin();it!=allDistances.end();it++){
+                       outCov << it->first << '\t';
+                       for(int i=0;i<numGroups;i++){
+                               outCov << it->second[indices[i][i]]/(float)lastRow[indices[i][i]] << '\t';
+                       }
+                       for(int i=0;i<numGroups;i++){
+                               for(int j=i+1;j<numGroups;j++){
+                                       outCov << it->second[indices[i][j]]/(float)lastRow[indices[i][j]] << '\t';
+                                       outCov << it->second[indices[j][i]]/(float)lastRow[indices[j][i]] << '\t';
+                               }
+                       }
+                       outCov << endl;
+               }
+               outCov.close();
        }
        catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the LibShuffCommand class Function printCoverageFile. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               errorOut(e, "LibShuffCommand", "printCoverageFile");
                exit(1);
        }
-       catch(...) {
-               cout << "An unknown error has occurred in the LibShuffCommand class function printCoverageFile. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }       
 } 
+
 //**********************************************************************************************************************
+
 void LibShuffCommand::printSummaryFile() {
        try {
-               //format output
+
+               ofstream outSum;
+               summaryFile = getRootName(globaldata->getPhylipFile()) + "libshuff.summary";
+               openOutputFile(summaryFile, outSum);
+
                outSum.setf(ios::fixed, ios::floatfield); outSum.setf(ios::showpoint);
+               cout.setf(ios::fixed, ios::floatfield); cout.setf(ios::showpoint);
                
-               for (int i = 0; i < numGroups; i++) {
-                       for (int j = 0; j < numGroups; j++) {
-                               //don't output AA to AA
-                               if (i != j) {
-                                       outSum << "Delta" + globaldata->Groups[i] + "-" + globaldata->Groups[j] << '\t'<< "DeltaSig" + globaldata->Groups[i] + "-" + globaldata->Groups[j] << '\t';
+               cout << setw(20) << left << "Comparison" << '\t' << setprecision(8) << "dCXYScore" << '\t' << "Significance" << endl;
+               mothurOutJustToLog("Comparison\tdCXYScore\tSignificance"); mothurOutEndLine();
+               outSum << setw(20) << left << "Comparison" << '\t' << setprecision(8) << "dCXYScore" << '\t' << "Significance" << endl;
+       
+               int precision = (int)log10(iters);
+               for(int i=0;i<numGroups;i++){
+                       for(int j=i+1;j<numGroups;j++){
+                               if(pValueCounts[i][j]){
+                                       cout << setw(20) << left << groupNames[i]+'-'+groupNames[j] << '\t' << setprecision(8) << savedDXYValues[i][j] << '\t' << setprecision(precision) << pValueCounts[i][j]/(float)iters << endl;
+                                       mothurOutJustToLog(groupNames[i]+"-"+groupNames[j] + "\t" + toString(savedDXYValues[i][j]) + "\t" + toString((pValueCounts[i][j]/(float)iters))); mothurOutEndLine();
+                                       outSum << setw(20) << left << groupNames[i]+'-'+groupNames[j] << '\t' << setprecision(8) << savedDXYValues[i][j] << '\t' << setprecision(precision) << pValueCounts[i][j]/(float)iters << endl;
+                               }
+                               else{
+                                       cout << setw(20) << left << groupNames[i]+'-'+groupNames[j] << '\t' << setprecision(8) << savedDXYValues[i][j] << '\t' << '<' <<setprecision(precision) << 1/(float)iters << endl;
+                                       mothurOutJustToLog(groupNames[i]+"-"+groupNames[j] + "\t" + toString(savedDXYValues[i][j]) + "\t" + toString((1/(float)iters))); mothurOutEndLine();
+                                       outSum << setw(20) << left << groupNames[i]+'-'+groupNames[j] << '\t' << setprecision(8) << savedDXYValues[i][j] << '\t' << '<' <<setprecision(precision) << 1/(float)iters << endl;
+                               }
+                               if(pValueCounts[j][i]){
+                                       cout << setw(20) << left << groupNames[j]+'-'+groupNames[i] << '\t' << setprecision(8) << savedDXYValues[j][i] << '\t' << setprecision (precision) << pValueCounts[j][i]/(float)iters << endl;
+                                       mothurOutJustToLog(groupNames[j]+"-"+groupNames[i] + "\t" + toString(savedDXYValues[j][i]) + "\t" + toString((pValueCounts[j][i]/(float)iters))); mothurOutEndLine();
+                                       outSum << setw(20) << left << groupNames[j]+'-'+groupNames[i] << '\t' << setprecision(8) << savedDXYValues[j][i] << '\t' << setprecision (precision) << pValueCounts[j][i]/(float)iters << endl;
+                               }
+                               else{
+                                       cout << setw(20) << left << groupNames[j]+'-'+groupNames[i] << '\t' << setprecision(8) << savedDXYValues[j][i] << '\t' << '<' <<setprecision (precision) << 1/(float)iters << endl;
+                                       mothurOutJustToLog(groupNames[j]+"-"+groupNames[i] + "\t" + toString(savedDXYValues[j][i]) + "\t" + toString((1/(float)iters))); mothurOutEndLine();
+                                       outSum << setw(20) << left << groupNames[j]+'-'+groupNames[i] << '\t' << setprecision(8) << savedDXYValues[j][i] << '\t' << '<' <<setprecision (precision) << 1/(float)iters << endl;
                                }
                        }
                }
-               outSum << endl;
-               
-               //print out delta values
-               for (int i = 0; i < sumDelta.size(); i++) {
-                       outSum << setprecision(6) << sumDelta[i] << '\t' << setprecision(globaldata->getIters().length()) << sumDeltaSig[i] << '\t';
-               }
                
-               outSum << endl;
-       
+               outSum.close();
        }
        catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the LibShuffCommand class Function printSummaryFile. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               errorOut(e, "LibShuffCommand", "printSummaryFile");
                exit(1);
        }
-       catch(...) {
-               cout << "An unknown error has occurred in the LibShuffCommand class function printSummaryFile. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }       
 } 
 
 //**********************************************************************************************************************
+
 void LibShuffCommand::setGroups() {
        try {
                //if the user has not entered specific groups to analyze then do them all
@@ -255,14 +311,14 @@ void LibShuffCommand::setGroups() {
                        for (int i=0; i < numGroups; i++) { 
                                globaldata->Groups.push_back(globaldata->gGroupmap->namesOfGroups[i]);
                        }
-               }else {
-                       if (globaldata->getGroups() != "all") {
+               } else {
+                       if (savegroups != "all") {
                                //check that groups are valid
                                for (int i = 0; i < globaldata->Groups.size(); i++) {
                                        if (globaldata->gGroupmap->isValidGroup(globaldata->Groups[i]) != true) {
-                                               cout << globaldata->Groups[i] << " is not a valid group, and will be disregarded." << endl;
+                                               mothurOut(globaldata->Groups[i] + " is not a valid group, and will be disregarded."); mothurOutEndLine();
                                                // erase the invalid group from globaldata->Groups
-                                               globaldata->Groups.erase (globaldata->Groups.begin()+i);
+                                               globaldata->Groups.erase(globaldata->Groups.begin()+i);
                                        }
                                }
                        
@@ -272,9 +328,9 @@ void LibShuffCommand::setGroups() {
                                        for (int i=0; i < numGroups; i++) { 
                                                globaldata->Groups.push_back(globaldata->gGroupmap->namesOfGroups[i]);
                                        }
-                                       cout << "When using the groups parameter you must have at least 2 valid groups. I will run the command using all the groups in your groupfile." << endl; 
-                               }else { numGroups = globaldata->Groups.size(); }
-                       }else { //users wants all groups
+                                       mothurOut("When using the groups parameter you must have at least 2 valid groups. I will run the command using all the groups in your groupfile."); mothurOutEndLine();
+                               } else { numGroups = globaldata->Groups.size(); }
+                       } else { //users wants all groups
                                numGroups = globaldata->gGroupmap->getNumGroups();
                                globaldata->Groups.clear();
                                for (int i=0; i < numGroups; i++) { 
@@ -282,41 +338,20 @@ void LibShuffCommand::setGroups() {
                                }
                        }
                }
+
+               //sort so labels match
+               sort(globaldata->Groups.begin(), globaldata->Groups.end());
                
-               // number of comparisons i.e. with groups A,B,C = AA, AB, AC, BA, BB, BC...;
-               for (int i=0; i<numGroups; i++) { 
-                       for (int l = 0; l < numGroups; l++) {
-                               //set group comparison labels
-                               groupComb.push_back(globaldata->Groups[i] + "-" + globaldata->Groups[l]);
-                       }
-               }
-       }
-       catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the LibShuffCommand class Function setGroups. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }
-       catch(...) {
-               cout << "An unknown error has occurred in the LibShuffCommand class function setGroups. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }
-}
-/***********************************************************/
-int LibShuffCommand::findIndex(float score, int index) {
-       try{
-               for (int i = 0; i < rsumDelta[index].size(); i++) {
-                       if (rsumDelta[index][i] >= score)       {       return i;       }
-               }
-               return rsumDelta[index].size();
+               //sort
+               sort(globaldata->gGroupmap->namesOfGroups.begin(), globaldata->gGroupmap->namesOfGroups.end());
+
+               groupNames = globaldata->Groups;
+
        }
        catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the LibShuffCommand class Function findIndex. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
-               exit(1);
-       }
-       catch(...) {
-               cout << "An unknown error has occurred in the LibShuffCommand class function findIndex. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               errorOut(e, "LibShuffCommand", "setGroups");
                exit(1);
        }
 }
 
 /***********************************************************/
-