in progress...
[jalview.git] / forester / java / src / org / forester / application / rio.java
index 99f034e..d915234 100644 (file)
@@ -2,10 +2,7 @@
 // FORESTER -- software libraries and applications
 // for evolutionary biology research and applications.
 //
-// Copyright (C) 2008-2009 Christian M. Zmasek
-// Copyright (C) 2008-2009 Burnham Institute for Medical Research
-// Copyright (C) 2000-2001 Washington University School of Medicine
-// and Howard Hughes Medical Institute
+// Copyright (C) 2017 Christian M. Zmasek
 // All rights reserved
 //
 // This library is free software; you can redistribute it and/or
 // License along with this library; if not, write to the Free Software
 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 //
-// Contact: phylosoft @ gmail . com
-// WWW: www.phylosoft.org/forester
+// WWW: https://sites.google.com/site/cmzmasek/home/software/forester
 
 package org.forester.application;
 
 import java.io.File;
-import java.io.FileWriter;
+import java.io.FilenameFilter;
 import java.io.IOException;
-import java.io.PrintWriter;
 import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Vector;
+import java.util.Arrays;
+import java.util.List;
 
-import org.forester.io.parsers.phyloxml.PhyloXmlParser;
-import org.forester.phylogeny.Phylogeny;
-import org.forester.phylogeny.PhylogenyMethods;
-import org.forester.phylogeny.PhylogenyNode;
-import org.forester.phylogeny.factories.ParserBasedPhylogenyFactory;
-import org.forester.phylogeny.factories.PhylogenyFactory;
-import org.forester.phylogeny.iterators.PreorderTreeIterator;
-import org.forester.sdi.DistanceCalculator;
-import org.forester.sdi.RIO;
-import org.forester.sdi.SDIException;
-import org.forester.sdi.SDIR;
+import org.forester.rio.RIO;
+import org.forester.rio.RIO.REROOTING;
+import org.forester.rio.RIOUtil;
+import org.forester.sdi.SDIutil.ALGORITHM;
+import org.forester.util.CommandLineArguments;
+import org.forester.util.EasyWriter;
 import org.forester.util.ForesterUtil;
 
 public class rio {
+    //
 
-    final static private String  PRG_NAME                         = "RIO";
-    final static private String  PRG_VERSION                      = "2.03 ALPHA";
-    final static private String  PRG_DATE                         = "2010.01.15";
-    final static private String  E_MAIL                           = "czmasek@burnham.org";
-    final static private String  WWW                              = "www.phylosoft.org/forester/";
-    final static private boolean TIME                             = true;
-    final static private boolean VERBOSE                          = true;
-    // For method getDistances -- calculation of distances.
-    final static private boolean MINIMIZE_COST                    = false;
-    // For method getDistances -- calculation of distances.
-    final static private boolean MINIMIZE_DUPS                    = true;
-    // For method getDistances -- calculation of distances.
-    final static private boolean MINIMIZE_HEIGHT                  = true;
-    final static private int     WARN_NO_ORTHOS_DEFAULT           = 2;
-    final static private int
-                                 // How many sd away from mean to root.
-                                 WARN_MORE_THAN_ONE_ORTHO_DEFAULT = 2;
-    // How many sd away from mean to LCA of orthos.
-    final static private double  THRESHOLD_ULTRA_PARALOGS_DEFAULT = 50;
-    // How many sd away from mean to LCA of orthos.
-    final static private double  WARN_ONE_ORTHO_DEFAULT           = 2;
+    public final static String  PRG_NAME                       = "rio";
+    public final static String  PRG_VERSION                    = "5.900";
+    public final static String  PRG_DATE                       = "170420";
+    final static private String E_MAIL                         = "phyloxml@gmail.com";
+    final static private String WWW                            = "https://sites.google.com/site/cmzmasek/home/software/forester";
+    final static private String HELP_OPTION_1                  = "help";
+    final static private String HELP_OPTION_2                  = "h";
+    final static private String GT_FIRST                       = "f";
+    final static private String GT_LAST                        = "l";
+    final static private String REROOTING_OPT                  = "r";
+    final static private String OUTGROUP                       = "o";
+    final static private String USE_SDIR                       = "s";
+    final static private String GENE_TREES_SUFFIX_OPTION       = "g";
+    final static private String MAPPINGS_DIR_OPTION            = "m";
+    final static private String MAPPINGS_SUFFIX_OPTION         = "ms";
+    final static private String CONSENSUS_TREES_DIR_OPTION     = "co";
+    final static private String CONSENSUS_TREES_SUFFIX_OPTION  = "cos";
+    final static private String MAPPINGS_SUFFIX_DEFAULT        = ".nim";
+    final static private String CONSENSUS_TREE_SUFFIX_DEFAULT  = ".xml";
+    final static private String ORTHOLOG_GROUPS_CUTOFF_OPTION  = "c";
+    final static private String GENE_TREES_SUFFIX_DEFAULT      = ".mlt";
+    final static private double ORTHOLOG_GROUPS_CUTOFF_DEFAULT = 0.5;
 
-    // Factor between the two distances to their LCA
-    // (larger/smaller).
-    // Factor between the two distances to their LCA
-    // (larger/smaller).
-    /**
-     * Calculates the mean and standard deviation of all nodes of Phylogeny t
-     * which have a bootstrap values zero or more. Returns null in case of
-     * failure (e.g t has no bootstrap values, or just one).
-     * <p>
-     * 
-     * @param t
-     *            reference to a tree with bootstrap values
-     * @return Array of doubles, [0] is the mean, [1] the standard deviation
-     */
-    private static double[] calculateMeanBoostrapValue( final Phylogeny t ) {
-        double b = 0;
-        int n = 0;
-        long sum = 0;
-        double x = 0.0, mean = 0.0;
-        final double[] da = new double[ 2 ];
-        final Vector<Double> bv = new Vector<Double>();
-        PhylogenyNode node = null;
-        PreorderTreeIterator i = null;
-        i = new PreorderTreeIterator( t );
-        // Calculates the mean.
-        while ( i.hasNext() ) {
-            node = i.next();
-            if ( !( ( node.getParent() != null ) && node.getParent().isRoot()
-                    && ( PhylogenyMethods.getConfidenceValue( node.getParent().getChildNode1() ) > 0 )
-                    && ( PhylogenyMethods.getConfidenceValue( node.getParent().getChildNode2() ) > 0 ) && ( node
-                    .getParent().getChildNode2() == node ) ) ) {
-                b = PhylogenyMethods.getConfidenceValue( node );
-                if ( b > 0 ) {
-                    sum += b;
-                    bv.addElement( new Double( b ) );
-                    n++;
-                }
+    public static void main( final String[] args ) {
+        ForesterUtil.printProgramInformation( PRG_NAME,
+                                              "resampled inference of orthologs",
+                                              PRG_VERSION,
+                                              PRG_DATE,
+                                              E_MAIL,
+                                              WWW,
+                                              ForesterUtil.getForesterLibraryInformation() );
+        CommandLineArguments cla = null;
+        try {
+            cla = new CommandLineArguments( args );
+        }
+        catch ( final Exception e ) {
+            ForesterUtil.fatalError( e.getMessage() );
+        }
+        if ( cla.isOptionSet( HELP_OPTION_1 ) || cla.isOptionSet( HELP_OPTION_2 ) || ( args.length == 0 ) ) {
+            printHelp();
+        }
+        if ( ( args.length < 3 ) || ( args.length > 11 ) || ( cla.getNumberOfNames() < 3 ) ) {
+            System.out.println();
+            System.out.println( "error: incorrect number of arguments" );
+            System.out.println();
+            printHelp();
+        }
+        final List<String> allowed_options = new ArrayList<String>();
+        allowed_options.add( GT_FIRST );
+        allowed_options.add( GT_LAST );
+        allowed_options.add( REROOTING_OPT );
+        allowed_options.add( OUTGROUP );
+        allowed_options.add( USE_SDIR );
+        allowed_options.add( GENE_TREES_SUFFIX_OPTION );
+        allowed_options.add( ORTHOLOG_GROUPS_CUTOFF_OPTION );
+        allowed_options.add( MAPPINGS_DIR_OPTION );
+        allowed_options.add( MAPPINGS_SUFFIX_OPTION );
+        allowed_options.add( CONSENSUS_TREES_DIR_OPTION );
+        allowed_options.add( CONSENSUS_TREES_SUFFIX_OPTION );
+        final String dissallowed_options = cla.validateAllowedOptionsAsString( allowed_options );
+        if ( dissallowed_options.length() > 0 ) {
+            ForesterUtil.fatalError( "unknown option(s): " + dissallowed_options );
+        }
+        final File gene_trees_file = cla.getFile( 0 );
+        final boolean use_dir;
+        File indir = null;
+        File outdir = null;
+        if ( gene_trees_file.isDirectory() ) {
+            if ( !gene_trees_file.exists() ) {
+                ForesterUtil.fatalError( "gene trees directory \"" + gene_trees_file + "\" does not exist" );
+            }
+            if ( gene_trees_file.listFiles().length < 1 ) {
+                ForesterUtil.fatalError( "gene trees directory \"" + gene_trees_file + "\" is empty" );
             }
-            // i.next();
+            use_dir = true;
+            indir = gene_trees_file;
         }
-        if ( n < 2 ) {
-            return null;
+        else {
+            use_dir = false;
         }
-        mean = ( double ) sum / n;
-        // Calculates the standard deviation.
-        sum = 0;
-        for( int j = 0; j < n; ++j ) {
-            b = ( bv.elementAt( j ) ).intValue();
-            x = b - mean;
-            sum += ( x * x );
+        final File species_tree_file = cla.getFile( 1 );
+        File orthology_outtable = null;
+        if ( use_dir ) {
+            outdir = cla.getFile( 2 );
         }
-        da[ 0 ] = mean;
-        da[ 1 ] = java.lang.Math.sqrt( sum / ( n - 1.0 ) );
-        return da;
-    }
-
-    private final static void errorInCommandLine() {
-        System.out.println( "\nrio: Error in command line.\n" );
-        printHelp();
-        System.exit( -1 );
-    }
-
-    // Uses DistanceCalculator to calculate distances.
-    private final static StringBuffer getDistances( final File tree_file_for_dist_val,
-                                                    final File outfile,
-                                                    final Phylogeny species_tree,
-                                                    final String seq_name,
-                                                    final ArrayList<String> al_ortholog_names_for_dc,
-                                                    final HashMap<String, Integer> ortholog_hashmap,
-                                                    final HashMap<String, Integer> super_ortholog_hashmap,
-                                                    final int warn_more_than_one_ortho,
-                                                    final int warn_no_orthos,
-                                                    final double warn_one_ortho,
-                                                    final int bootstraps,
-                                                    final double t_orthologs_dc ) throws IOException, SDIException {
-        Phylogeny consensus_tree = null;
-        Phylogeny
-        // to be a consensus tree.
-        assigned_cons_tree = null;
-        final SDIR sdiunrooted = new SDIR();
-        final ArrayList<PhylogenyNode> al_ortholog_nodes = new ArrayList<PhylogenyNode>();
-        double m = 0.0;
-        double sd = 0.0;
-        double d = 0.0;
-        int n = 0;
-        final PhylogenyFactory factory = ParserBasedPhylogenyFactory.getInstance();
-        consensus_tree = factory.create( tree_file_for_dist_val, new PhyloXmlParser() )[ 0 ];
-        PhylogenyMethods.taxonomyBasedDeletionOfExternalNodes( species_tree, consensus_tree );
-        assigned_cons_tree = sdiunrooted.infer( consensus_tree,
-                                                species_tree,
-                                                rio.MINIMIZE_COST,
-                                                rio.MINIMIZE_DUPS,
-                                                rio.MINIMIZE_HEIGHT,
-                                                true,
-                                                1 )[ 0 ];
-        final DistanceCalculator dc = new DistanceCalculator();
-        final StringBuffer sb = new StringBuffer();
-        sb.append( "Given the threshold for distance calculations (" + ForesterUtil.roundToInt( t_orthologs_dc )
-                + "): " );
-        // No orthologs.
-        if ( al_ortholog_names_for_dc.size() == 0 ) {
-            dc.setTree( assigned_cons_tree );
-            // Remark. Calculation of mean and sd _does_ include the node
-            // with seq_name.
-            m = dc.getMean();
-            sd = dc.getStandardDeviation();
-            d = dc.getDistanceToRoot( seq_name );
-            n = dc.getN();
-            sb.append( "No sequence is considered orthologous to query."
-                    + "\ndistance of query to root                     = " + ForesterUtil.FORMATTER_06.format( d )
-                    + "\nmean of distances (for all sequences) to root = " + ForesterUtil.FORMATTER_06.format( m )
-                    + "\nsd of distances (for all sequences) to root   = " + ForesterUtil.FORMATTER_06.format( sd )
-                    + "\nn (sum of sequences in alignment plus query)  = " + n );
-            if ( !( ( ( m - ( warn_no_orthos * sd ) ) < d ) && ( ( m + ( warn_no_orthos * sd ) ) > d ) ) ) {
-                sb.append( "\nWARNING: distance of query to root is outside of mean+/-" + warn_no_orthos + "*sd!" );
-            }
-        }
-        // One ortholog.
-        else if ( al_ortholog_names_for_dc.size() == 1 ) {
-            final String name_of_ortholog = al_ortholog_names_for_dc.get( 0 );
-            al_ortholog_nodes.add( assigned_cons_tree.getNode( name_of_ortholog ) );
-            al_ortholog_nodes.add( assigned_cons_tree.getNode( seq_name ) );
-            dc.setTreeAndExtNodes( assigned_cons_tree, al_ortholog_nodes );
-            // Remark. Calculation of mean _does_ include the node
-            // with seq_name.
-            d = dc.getDistanceToLCA( seq_name );
-            final double d_o = dc.getDistanceToLCA( name_of_ortholog );
-            sb.append( "One sequence is considered orthologous to query." + "\nLCA is LCA of query and its ortholog."
-                    + "\ndistance of query to LCA    = " + ForesterUtil.FORMATTER_06.format( d )
-                    + "\ndistance of ortholog to LCA = " + ForesterUtil.FORMATTER_06.format( d_o ) );
-            if ( ( d_o > 0.0 )
-                    && ( d > 0.0 )
-                    && ( ( ( d_o >= d ) && ( ( d_o / d ) > warn_one_ortho ) ) || ( ( d_o < d ) && ( ( d / d_o ) > warn_one_ortho ) ) ) ) {
-                sb.append( "\nWARNING: Ratio of distances to LCA is greater than " + warn_one_ortho + "!" );
-            }
-            else if ( ( ( d_o == 0.0 ) || ( d == 0.0 ) ) && ( ( d_o != 0.0 ) || ( d != 0.0 ) ) ) {
-                sb.append( "\nWARNING: Ratio could not be calculated, " + " one distance is 0.0!" );
-            }
-        }
-        // More than one ortholog.
         else {
-            for( int i = 0; i < al_ortholog_names_for_dc.size(); ++i ) {
-                al_ortholog_nodes.add( assigned_cons_tree.getNodeViaSequenceName( al_ortholog_names_for_dc.get( i ) ) );
-            }
-            al_ortholog_nodes.add( assigned_cons_tree.getNodesViaSequenceName( seq_name ).get( 0 ) );
-            dc.setTreeAndExtNodes( assigned_cons_tree, al_ortholog_nodes );
-            // Remark. Calculation of mean and sd _does_ include the node
-            // with seq_name.
-            m = dc.getMean();
-            sd = dc.getStandardDeviation();
-            d = dc.getDistanceToLCA( seq_name );
-            n = dc.getN();
-            sb.append( "More than one sequence is considered orthologous to query."
-                    + "\nLCA is LCA of query and its orthologs."
-                    + "\ndistance of query to LCA                               = "
-                    + ForesterUtil.FORMATTER_06.format( d )
-                    + "\nmean of distances (for query and its orthologs) to LCA = "
-                    + ForesterUtil.FORMATTER_06.format( m )
-                    + "\nsd of distances (for query and its orthologs) to LCA   = "
-                    + ForesterUtil.FORMATTER_06.format( sd )
-                    + "\nn (sum of orthologs plus query)                        = " + n );
-            if ( !( ( ( m - ( warn_more_than_one_ortho * sd ) ) < d ) && ( ( m + ( warn_more_than_one_ortho * sd ) ) > d ) ) ) {
-                sb.append( "\n!WARNING: distance of query to LCA is outside of mean+/-" + warn_more_than_one_ortho
-                        + "*sd!" );
-            }
-        }
-        return sb;
-    }
-
-    public static void main( final String[] args ) {
-        ForesterUtil.printProgramInformation( PRG_NAME, PRG_VERSION, PRG_DATE, E_MAIL, WWW );
-        File species_tree_file = null;
-        File multiple_trees_file = null;
-        File outfile = null;
-        File distance_matrix_file = null;
-        File tree_file_for_dist_val = null;
-        File tree_file_for_avg_bs = null;
-        String seq_name = "";
-        String arg = "";
-        boolean output_ultraparalogs = false;
-        ArrayList<String> orthologs_al_for_dc = null;
-        double t_orthologs = 0.0;
-        double t_sn = 0.0;
-        double t_orthologs_dc = 0.0;
-        double[] bs_mean_sd = null;
-        int sort = 13;
-        Phylogeny species_tree = null;
-        RIO rio_instance = null;
-        PrintWriter out = null;
-        long time = 0;
-        int warn_no_orthos = WARN_NO_ORTHOS_DEFAULT;
-        int warn_more_than_one_ortho = WARN_MORE_THAN_ONE_ORTHO_DEFAULT;
-        double warn_one_ortho = WARN_ONE_ORTHO_DEFAULT;
-        double threshold_ultra_paralogs = THRESHOLD_ULTRA_PARALOGS_DEFAULT;
-        if ( args.length < 2 ) {
-            printHelp();
-            System.exit( 0 );
+            orthology_outtable = cla.getFile( 2 );
         }
-        else if ( ( args.length < 3 ) || ( args.length > 18 ) ) {
-            errorInCommandLine();
+        File logfile;
+        if ( use_dir ) {
+            if ( ( cla.getNumberOfNames() < 4 ) ) {
+                System.out.println();
+                System.out.println( "error: incorrect number of arguments" );
+                System.out.println();
+                printHelp();
+            }
+            logfile = cla.getFile( 3 );
+            if ( logfile.exists() ) {
+                ForesterUtil.fatalError( "\"" + logfile + "\" already exists" );
+            }
         }
-        for( int i = 0; i < args.length; ++i ) {
-            if ( args[ i ].trim().charAt( 0 ) != 'p' ) {
-                if ( args[ i ].trim().length() < 3 ) {
-                    errorInCommandLine();
+        else {
+            if ( cla.getNumberOfNames() > 3 ) {
+                logfile = cla.getFile( 3 );
+                if ( logfile.exists() ) {
+                    ForesterUtil.fatalError( "\"" + logfile + "\" already exists" );
                 }
-                else {
-                    arg = args[ i ].trim().substring( 2 );
+            }
+            else {
+                logfile = null;
+            }
+        }
+        boolean sdir = false;
+        if ( cla.isOptionSet( USE_SDIR ) ) {
+            if ( cla.isOptionHasAValue( USE_SDIR ) ) {
+                ForesterUtil.fatalError( "no value allowed for -" + USE_SDIR );
+            }
+            sdir = true;
+            if ( !use_dir && logfile != null ) {
+                ForesterUtil.fatalError( "no logfile output for SDIR algorithm" );
+            }
+        }
+        String outgroup = null;
+        if ( cla.isOptionSet( OUTGROUP ) ) {
+            if ( sdir ) {
+                ForesterUtil.fatalError( "no outgroup option for SDIR algorithm" );
+            }
+            if ( use_dir ) {
+                ForesterUtil.fatalError( "no outgroup option for operating on gene trees directory" );
+            }
+            if ( !cla.isOptionHasAValue( OUTGROUP ) ) {
+                ForesterUtil.fatalError( "no value for -" + OUTGROUP );
+            }
+            outgroup = cla.getOptionValueAsCleanString( OUTGROUP );
+        }
+        REROOTING rerooting = REROOTING.BY_ALGORITHM;
+        if ( cla.isOptionSet( REROOTING_OPT ) ) {
+            if ( !cla.isOptionHasAValue( REROOTING_OPT ) ) {
+                ForesterUtil.fatalError( "no value for -" + REROOTING_OPT );
+            }
+            if ( sdir ) {
+                ForesterUtil.fatalError( "no re-rooting option for SDIR algorithm" );
+            }
+            final String rerooting_str = cla.getOptionValueAsCleanString( REROOTING_OPT ).toLowerCase();
+            if ( rerooting_str.equals( "none" ) ) {
+                rerooting = REROOTING.NONE;
+            }
+            else if ( rerooting_str.equals( "midpoint" ) ) {
+                rerooting = REROOTING.MIDPOINT;
+            }
+            else if ( rerooting_str.equals( "outgroup" ) ) {
+                if ( use_dir ) {
+                    ForesterUtil.fatalError( "no outgroup option for operating on gene trees directory" );
                 }
+                rerooting = REROOTING.OUTGROUP;
+            }
+            else {
+                ForesterUtil
+                        .fatalError( "values for re-rooting are: 'none', 'midpoint', or 'outgroup' (minizming duplications is default)" );
+            }
+        }
+        if ( ForesterUtil.isEmpty( outgroup ) && ( rerooting == REROOTING.OUTGROUP ) ) {
+            ForesterUtil.fatalError( "selected re-rooting by outgroup, but outgroup not set" );
+        }
+        if ( !ForesterUtil.isEmpty( outgroup ) && ( rerooting != REROOTING.OUTGROUP ) ) {
+            ForesterUtil.fatalError( "outgroup set, but selected re-rooting by other approach" );
+        }
+        int gt_first = RIO.DEFAULT_RANGE;
+        int gt_last = RIO.DEFAULT_RANGE;
+        if ( cla.isOptionSet( GT_FIRST ) ) {
+            if ( sdir ) {
+                ForesterUtil.fatalError( "no gene tree range option for SDIR algorithm" );
+            }
+            if ( !cla.isOptionHasAValue( GT_FIRST ) ) {
+                ForesterUtil.fatalError( "no value for -" + GT_FIRST );
             }
             try {
-                switch ( args[ i ].trim().charAt( 0 ) ) {
-                    case 'M':
-                        multiple_trees_file = new File( arg );
-                        break;
-                    case 'N':
-                        seq_name = arg;
-                        break;
-                    case 'S':
-                        species_tree_file = new File( arg );
-                        break;
-                    case 'O':
-                        outfile = new File( arg );
-                        break;
-                    case 'D':
-                        distance_matrix_file = new File( arg );
-                        break;
-                    case 'T':
-                        tree_file_for_dist_val = new File( arg );
-                        break;
-                    case 't':
-                        tree_file_for_avg_bs = new File( arg );
-                        break;
-                    case 'p':
-                        output_ultraparalogs = true;
-                        break;
-                    case 'P':
-                        sort = Integer.parseInt( arg );
-                        if ( ( sort < 0 ) || ( sort > 17 ) ) {
-                            errorInCommandLine();
-                        }
-                        break;
-                    case 'L':
-                        t_orthologs = Double.parseDouble( arg );
-                        break;
-                    case 'B':
-                        t_sn = Double.parseDouble( arg );
-                        break;
-                    case 'U':
-                        t_orthologs_dc = Double.parseDouble( arg );
-                        break;
-                    case 'v':
-                        threshold_ultra_paralogs = Double.parseDouble( arg );
-                        break;
-                    case 'X':
-                        warn_more_than_one_ortho = Integer.parseInt( arg );
-                        break;
-                    case 'Y':
-                        warn_no_orthos = Integer.parseInt( arg );
-                        break;
-                    case 'Z':
-                        warn_one_ortho = Double.parseDouble( arg );
-                        break;
-                    default:
-                        errorInCommandLine();
-                }
+                gt_first = cla.getOptionValueAsInt( GT_FIRST );
+            }
+            catch ( final IOException e ) {
+                ForesterUtil.fatalError( "could not parse integer for -" + GT_FIRST + " option" );
             }
-            catch ( final Exception e ) {
-                errorInCommandLine();
+            if ( gt_first < 0 ) {
+                ForesterUtil.fatalError( "attempt to set index of first tree to analyze to: " + gt_first );
             }
         }
-        if ( ( seq_name == "" ) || ( species_tree_file == null ) || ( multiple_trees_file == null )
-                || ( outfile == null ) ) {
-            errorInCommandLine();
+        if ( cla.isOptionSet( GT_LAST ) ) {
+            if ( sdir ) {
+                ForesterUtil.fatalError( "no gene tree range option for SDIR algorithm" );
+            }
+            if ( !cla.isOptionHasAValue( GT_LAST ) ) {
+                ForesterUtil.fatalError( "no value for -" + GT_LAST );
+            }
+            try {
+                gt_last = cla.getOptionValueAsInt( GT_LAST );
+            }
+            catch ( final IOException e ) {
+                ForesterUtil.fatalError( "could not parse integer for -" + GT_LAST + " option" );
+            }
+            if ( gt_last < 0 ) {
+                ForesterUtil.fatalError( "attempt to set index of last tree to analyze to: " + gt_last );
+            }
         }
-        if ( ( sort < 0 ) || ( sort > 17 ) ) {
-            errorInCommandLine();
+        if ( ( ( gt_last != RIO.DEFAULT_RANGE ) && ( gt_first != RIO.DEFAULT_RANGE ) ) && ( ( gt_last < gt_first ) ) ) {
+            ForesterUtil.fatalError( "attempt to set range (0-based) of gene to analyze to: from " + gt_first + " to "
+                    + gt_last );
         }
-        if ( ( sort > 2 ) && ( distance_matrix_file == null ) ) {
-            errorInCommandLine();
+        double ortholog_group_cutoff = ORTHOLOG_GROUPS_CUTOFF_DEFAULT;
+        if ( cla.isOptionSet( ORTHOLOG_GROUPS_CUTOFF_OPTION ) ) {
+            if ( sdir ) {
+                ForesterUtil.fatalError( "ortholog groups cutoff for SDIR algorithm" );
+            }
+            if ( !cla.isOptionHasAValue( ORTHOLOG_GROUPS_CUTOFF_OPTION ) ) {
+                ForesterUtil.fatalError( "no value for -" + ORTHOLOG_GROUPS_CUTOFF_OPTION );
+            }
+            try {
+                ortholog_group_cutoff = cla.getOptionValueAsDouble( ORTHOLOG_GROUPS_CUTOFF_OPTION );
+            }
+            catch ( final IOException e ) {
+                ForesterUtil.fatalError( "could not parse double for -" + ORTHOLOG_GROUPS_CUTOFF_OPTION + " option" );
+            }
+            if ( ortholog_group_cutoff < 0 ) {
+                ForesterUtil.fatalError( "attempt to set ortholog groups cutoff to: " + ortholog_group_cutoff );
+            }
+            if ( ortholog_group_cutoff > 1 ) {
+                ForesterUtil.fatalError( "attempt to set ortholog groups cutoff to: " + ortholog_group_cutoff );
+            }
         }
-        if ( VERBOSE ) {
-            System.out.println( "\nMultiple trees file:                          " + multiple_trees_file );
-            System.out.println( "Seq name:                                     " + seq_name );
-            System.out.println( "Species tree file:                            " + species_tree_file );
-            System.out.println( "Outfile:                                      " + outfile );
-            if ( distance_matrix_file != null ) {
-                System.out.println( "Distance matrix file:                         " + distance_matrix_file );
+        if ( !use_dir ) {
+            ForesterUtil.fatalErrorIfFileNotReadable( gene_trees_file );
+        }
+        final String gene_trees_suffix;
+        if ( cla.isOptionSet( GENE_TREES_SUFFIX_OPTION ) ) {
+            if ( !use_dir ) {
+                ForesterUtil.fatalError( "no gene tree suffix option when operating on indivual gene trees" );
             }
-            if ( tree_file_for_dist_val != null ) {
-                if ( tree_file_for_avg_bs == null ) {
-                    System.out.println( "Phy to read dists and calc mean support from: " + tree_file_for_dist_val );
-                }
-                else {
-                    System.out.println( "Phylogeny to read dist values from:                " + tree_file_for_dist_val );
-                }
+            if ( !cla.isOptionHasAValue( GENE_TREES_SUFFIX_OPTION ) ) {
+                ForesterUtil.fatalError( "no value for -" + GENE_TREES_SUFFIX_OPTION );
             }
-            if ( tree_file_for_avg_bs != null ) {
-                System.out.println( "Phylogeny to calc mean bootstrap from:             " + tree_file_for_avg_bs );
+            gene_trees_suffix = cla.getOptionValueAsCleanString( GENE_TREES_SUFFIX_OPTION );
+        }
+        else {
+            gene_trees_suffix = GENE_TREES_SUFFIX_DEFAULT;
+        }
+        final boolean perform_id_mapping;
+        final File id_mapping_dir;
+        if ( cla.isOptionSet( MAPPINGS_DIR_OPTION ) ) {
+            id_mapping_dir = new File( cla.getOptionValue( MAPPINGS_DIR_OPTION ) );
+            perform_id_mapping = true;
+            if ( !use_dir ) {
+                ForesterUtil.fatalError( "no id mapping when operating on indivual gene trees" );
             }
-            System.out.println( "Sort:                                         " + sort );
-            System.out.println( "Threshold orthologs:                          " + t_orthologs );
-            System.out.println( "Threshold subtree neighborings:               " + t_sn );
-            System.out.println( "Threshold orthologs for distance calc.:       " + t_orthologs_dc );
-            if ( output_ultraparalogs ) {
-                System.out.println( "Threshold ultra paralogs:                     " + threshold_ultra_paralogs );
+            if ( !id_mapping_dir.exists() ) {
+                ForesterUtil.fatalError( "id mappings directory \"" + id_mapping_dir + "\" does not exist" );
+            }
+            if ( !id_mapping_dir.isDirectory() ) {
+                ForesterUtil.fatalError( "id mappings directory \"" + id_mapping_dir + "\" is not a directory" );
+            }
+            if ( id_mapping_dir.listFiles().length < 1 ) {
+                ForesterUtil.fatalError( "id mappings directory \"" + id_mapping_dir + "\" is empty" );
             }
-            System.out.println( "More than one ortholog  sd diff:              " + warn_more_than_one_ortho );
-            System.out.println( "No  orthologs           sd diff:              " + warn_no_orthos );
-            System.out.println( "One ortholog            factor :              " + warn_one_ortho + "\n" );
         }
-        if ( TIME && VERBOSE ) {
-            time = System.currentTimeMillis();
+        else {
+            id_mapping_dir = null;
+            perform_id_mapping = false;
         }
-        try {
-            final PhylogenyFactory factory = ParserBasedPhylogenyFactory.getInstance();
-            species_tree = factory.create( species_tree_file, new PhyloXmlParser() )[ 0 ];
+        final String id_mapping_suffix;
+        if ( cla.isOptionSet( MAPPINGS_SUFFIX_OPTION ) ) {
+            if ( !use_dir ) {
+                ForesterUtil.fatalError( "no id mapping file suffix option when operating on indivual gene trees" );
+            }
+            if ( !perform_id_mapping ) {
+                ForesterUtil.fatalError( "no id mapping directory given" );
+            }
+            if ( !cla.isOptionHasAValue( MAPPINGS_SUFFIX_OPTION ) ) {
+                ForesterUtil.fatalError( "no value for -" + MAPPINGS_SUFFIX_OPTION );
+            }
+            id_mapping_suffix = cla.getOptionValueAsCleanString( MAPPINGS_SUFFIX_OPTION );
         }
-        catch ( final Exception e ) {
-            e.printStackTrace();
-            System.exit( -1 );
+        else {
+            id_mapping_suffix = MAPPINGS_SUFFIX_DEFAULT;
         }
-        if ( !species_tree.isRooted() ) {
-            ForesterUtil.printErrorMessage( PRG_NAME, "Species tree is not rooted" );
-            System.exit( -1 );
+        boolean perform_gsdir_on_best_tree;
+        final File best_trees_indir;
+        if ( cla.isOptionSet( CONSENSUS_TREES_DIR_OPTION ) ) {
+            best_trees_indir = new File( cla.getOptionValue( CONSENSUS_TREES_DIR_OPTION ) );
+            perform_gsdir_on_best_tree = true;
+            if ( !use_dir ) {
+                ForesterUtil
+                        .fatalError( "no consensus (\"best\") gene tree GSDIR analysis when operating on individual gene trees" );
+            }
+            if ( !best_trees_indir.exists() ) {
+                ForesterUtil.fatalError( "consensus (\"best\") gene tree directory \"" + best_trees_indir
+                        + "\" does not exist" );
+            }
+            if ( !best_trees_indir.isDirectory() ) {
+                ForesterUtil.fatalError( "consensus (\"best\") gene tree directory \"" + best_trees_indir
+                        + "\" is not a directory" );
+            }
+            if ( best_trees_indir.listFiles().length < 1 ) {
+                ForesterUtil
+                        .fatalError( "consensus (\"best\") gene tree directory \"" + best_trees_indir + "\" is empty" );
+            }
+        }
+        else {
+            best_trees_indir = null;
+            perform_gsdir_on_best_tree = false;
+        }
+        final String best_trees_suffix;
+        if ( cla.isOptionSet( CONSENSUS_TREES_SUFFIX_OPTION ) ) {
+            if ( !use_dir ) {
+                ForesterUtil
+                        .fatalError( "no consensus (\"best\") gene tree suffix option when operating on individual gene trees" );
+            }
+            if ( !perform_gsdir_on_best_tree ) {
+                ForesterUtil.fatalError( "no consensus (\"best\") gene tree directory given" );
+            }
+            if ( !cla.isOptionHasAValue( CONSENSUS_TREES_SUFFIX_OPTION ) ) {
+                ForesterUtil.fatalError( "no value for -" + CONSENSUS_TREES_SUFFIX_OPTION );
+            }
+            best_trees_suffix = cla.getOptionValueAsCleanString( CONSENSUS_TREES_SUFFIX_OPTION );
         }
-        if ( !species_tree.isCompletelyBinary() ) {
-            ForesterUtil.printErrorMessage( PRG_NAME, "Species tree is not completely binary" );
-            System.exit( -1 );
+        else {
+            best_trees_suffix = CONSENSUS_TREE_SUFFIX_DEFAULT;
+        }
+        ////////////////////////////////
+        ForesterUtil.fatalErrorIfFileNotReadable( species_tree_file );
+        if ( !use_dir && orthology_outtable.exists() ) {
+            ForesterUtil.fatalError( "\"" + orthology_outtable + "\" already exists" );
         }
-        rio_instance = new RIO();
-        final StringBuffer output = new StringBuffer();
+        long time = 0;
         try {
-            if ( distance_matrix_file != null ) {
-                rio_instance.readDistanceMatrix( distance_matrix_file );
-            }
-            rio_instance.inferOrthologs( multiple_trees_file, species_tree.copy(), seq_name );
-            output.append( rio_instance.inferredOrthologsToString( seq_name, sort, t_orthologs, t_sn ) );
-            if ( tree_file_for_dist_val != null ) {
-                orthologs_al_for_dc = rio_instance.inferredOrthologsToArrayList( seq_name, t_orthologs_dc );
-                final PhylogenyFactory factory = ParserBasedPhylogenyFactory.getInstance();
-                if ( tree_file_for_avg_bs != null ) {
-                    final Phylogeny p = factory.create( tree_file_for_avg_bs, new PhyloXmlParser() )[ 0 ];
-                    bs_mean_sd = calculateMeanBoostrapValue( p );
+            if ( use_dir ) {
+                System.out.println( "Gene trees in-dir                   :\t" + indir.getCanonicalPath() );
+                System.out.println( "Gene trees suffix                   :\t" + gene_trees_suffix );
+            }
+            else {
+                System.out.println( "Gene trees                          :\t" + gene_trees_file.getCanonicalPath() );
+            }
+            System.out.println( "Species tree                        :\t" + species_tree_file.getCanonicalPath() );
+        }
+        catch ( final IOException e ) {
+            ForesterUtil.fatalError( e.getLocalizedMessage() );
+        }
+        if ( perform_id_mapping ) {
+            try {
+                System.out.println( "Id mappings in-dir                  :\t" + id_mapping_dir.getCanonicalPath() );
+            }
+            catch ( IOException e ) {
+                ForesterUtil.fatalError( e.getLocalizedMessage() );
+            }
+            System.out.println( "Id mappings suffix                  :\t" + id_mapping_suffix );
+        }
+        if ( perform_gsdir_on_best_tree ) {
+            try {
+                System.out.println( "Consensus (\"best\") gene tree dir    :\t" + best_trees_indir.getCanonicalPath() );
+            }
+            catch ( IOException e ) {
+                ForesterUtil.fatalError( e.getLocalizedMessage() );
+            }
+            System.out.println( "Consensus (\"best\") gene tree suffix :\t" + best_trees_suffix );
+        }
+        if ( use_dir ) {
+            System.out.println( "Out-dir                             :\t" + outdir );
+        }
+        else {
+            System.out.println( "All vs all orthology results table  :\t" + orthology_outtable );
+        }
+        if ( logfile != null ) {
+            System.out.println( "Logfile                             :\t" + logfile );
+        }
+        System.out.println( "Ortholog groups cutoff              :\t" + ortholog_group_cutoff );
+        if ( gt_first != RIO.DEFAULT_RANGE ) {
+            System.out.println( "First gene tree to analyze          :\t" + gt_first );
+        }
+        if ( gt_last != RIO.DEFAULT_RANGE ) {
+            System.out.println( "Last gene tree to analyze           :\t" + gt_last );
+        }
+        String rerooting_str = "";
+        switch ( rerooting ) {
+            case BY_ALGORITHM: {
+                rerooting_str = "by minimizing duplications";
+                break;
+            }
+            case MIDPOINT: {
+                rerooting_str = "by midpoint method";
+                break;
+            }
+            case OUTGROUP: {
+                rerooting_str = "by outgroup: " + outgroup;
+                break;
+            }
+            case NONE: {
+                rerooting_str = "none";
+                break;
+            }
+        }
+        System.out.println( "Re-rooting                          : \t" + rerooting_str );
+        if ( !sdir ) {
+            System.out.println( "Non binary species tree             :\tallowed" );
+        }
+        else {
+            System.out.println( "Non binary species tree             :\tdisallowed" );
+        }
+        time = System.currentTimeMillis();
+        final ALGORITHM algorithm;
+        if ( sdir ) {
+            algorithm = ALGORITHM.SDIR;
+        }
+        else {
+            algorithm = ALGORITHM.GSDIR;
+        }
+        EasyWriter log = null;
+        if ( use_dir ) {
+            if ( outdir.exists() ) {
+                if ( !outdir.isDirectory() ) {
+                    ForesterUtil.fatalError( PRG_NAME,
+                                             "out-directory [" + outdir + "] already exists but is not a directory" );
+                }
+            }
+            else {
+                final boolean success = outdir.mkdirs();
+                if ( !success ) {
+                    ForesterUtil.fatalError( PRG_NAME, "could not create out-directory [" + outdir + "]" );
+                }
+            }
+            final String species_tree_file_name = species_tree_file.getName();
+            final File gene_trees_files[] = indir.listFiles( new FilenameFilter() {
+
+                @Override
+                public boolean accept( final File dir, final String name ) {
+                    return ( ( name.endsWith( gene_trees_suffix ) ) && !( name.equals( species_tree_file_name ) ) );
+                }
+            } );
+            if ( gene_trees_files.length < 1 ) {
+                ForesterUtil.fatalError( PRG_NAME,
+                                         "in-directory [" + indir
+                                                 + "] does not contain any gene tree files with suffix "
+                                                 + gene_trees_suffix );
+            }
+            try {
+                log = ForesterUtil.createEasyWriter( logfile );
+            }
+            catch ( final IOException e ) {
+                ForesterUtil.fatalError( PRG_NAME, "could not create [" + logfile + "]" );
+            }
+            Arrays.sort( gene_trees_files );
+            try {
+                log.print( "# program" );
+                log.print( "\t" );
+                log.print( PRG_NAME );
+                log.println();
+                log.print( "# version" );
+                log.print( "\t" );
+                log.print( PRG_VERSION );
+                log.println();
+                log.print( "# date" );
+                log.print( "\t" );
+                log.print( PRG_DATE );
+                log.println();
+                log.print( "# Algorithm " );
+                log.print( "\t" );
+                log.print( algorithm.toString() );
+                log.println();
+                log.print( "# Gene trees in-dir" );
+                log.print( "\t" );
+                log.print( indir.getCanonicalPath() );
+                log.println();
+                log.print( "# Gene trees suffix" );
+                log.print( "\t" );
+                log.print( gene_trees_suffix );
+                log.println();
+                log.print( "# Species tree" );
+                log.print( "\t" );
+                log.print( species_tree_file.getCanonicalPath() );
+                log.println();
+                log.print( "# Out-dir" );
+                log.print( "\t" );
+                log.print( outdir.getCanonicalPath() );
+                log.println();
+                log.print( "# Logfile" );
+                log.print( "\t" );
+                log.print( logfile.getCanonicalPath() );
+                log.println();
+                log.print( "# Ortholog groups cutoff" );
+                log.print( "\t" );
+                log.print( Double.toString( ortholog_group_cutoff ) );
+                log.println();
+                if ( gt_first != RIO.DEFAULT_RANGE ) {
+                    log.print( "# First gene tree to analyze" );
+                    log.print( "\t" );
+                    log.print( Integer.toString( gt_first ) );
+                    log.println();
+                }
+                if ( gt_last != RIO.DEFAULT_RANGE ) {
+                    log.print( "# Last gene tree to analyze" );
+                    log.print( "\t" );
+                    log.print( Integer.toString( gt_last ) );
+                    log.println();
+                }
+                log.print( "# Re-rooting" );
+                log.print( "\t" );
+                log.print( rerooting_str );
+                log.println();
+                log.print( "# Non binary species tree" );
+                log.print( "\t" );
+                if ( !sdir ) {
+                    log.print( "allowed" );
                 }
                 else {
-                    final Phylogeny p = factory.create( tree_file_for_dist_val, new PhyloXmlParser() )[ 0 ];
-                    bs_mean_sd = calculateMeanBoostrapValue( p );
+                    log.print( "disallowed" );
+                }
+                log.println();
+                log.println();
+                log.print( "NAME" );
+                log.print( "\t" );
+                log.print( "EXT NODES" );
+                log.print( "\t" );
+                log.print( ortholog_group_cutoff + " O GROUPS" );
+                log.print( "\t" );
+                log.print( "0.05 O GROUPS" );
+                log.print( "\t" );
+                log.print( "0.25 O GROUPS" );
+                log.print( "\t" );
+                log.print( "0.5 O GROUPS" );
+                log.print( "\t" );
+                log.print( "0.75 O GROUPS" );
+                log.print( "\t" );
+                log.print( "0.95 O GROUPS" );
+                log.print( "\t" );
+                if ( perform_gsdir_on_best_tree ) {
+                    log.print( "BEST TREE DUP" );
+                    log.print( "\t" );
+                    log.print( "MEDIAN DUP - BEST TREE DUP" );
+                    log.print( "\t" );
+                }
+                log.print( "MEDIAN DUP" );
+                log.print( "\t" );
+                log.print( "MEAN DUP" );
+                log.print( "\t" );
+                log.print( "MEAN DUP SD" );
+                log.print( "\t" );
+                log.print( "MIN DUP" );
+                log.print( "\t" );
+                log.print( "MAX DUP" );
+                log.print( "\t" );
+                log.print( "REMOVED EXT NODES" );
+                log.print( "\t" );
+                log.print( "N" );
+                log.println();
+            }
+            catch ( IOException e ) {
+                ForesterUtil.fatalError( PRG_NAME, e.getLocalizedMessage() );
+            }
+            int counter = 1;
+            for( final File gf : gene_trees_files ) {
+                String outname = gf.getName();
+                System.out
+                        .print( "\r                                                                                            " );
+                System.out.print( "\r" + counter + "/" + gene_trees_files.length + ": " + outname );
+                counter++;
+                if ( outname.indexOf( "." ) > 0 ) {
+                    outname = outname.substring( 0, outname.lastIndexOf( "." ) );
                 }
-                if ( ( bs_mean_sd != null ) && ( bs_mean_sd.length == 2 ) ) {
-                    final double bs_mean = bs_mean_sd[ 0 ];
-                    final double bs_sd = bs_mean_sd[ 1 ];
-                    output.append( "\n\nMean bootstrap value of consensus tree (sd): "
-                            + ForesterUtil.roundToInt( ( bs_mean * 100.0 ) / rio_instance.getBootstraps() ) + "% (+/-"
-                            + ForesterUtil.roundToInt( ( bs_sd * 100.0 ) / rio_instance.getBootstraps() ) + "%)\n" );
+                try {
+                    RIOUtil.executeAnalysis( gf,
+                                             species_tree_file,
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.ORTHO_OUTTABLE_SUFFIX ),
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.ORTHO_OUTTABLE_WITH_MAP_SUFFIX ),
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.ORTHOLOG_GROUPS_SUFFIX ),
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.LOGFILE_SUFFIX ),
+                                             outgroup,
+                                             rerooting,
+                                             gt_first,
+                                             gt_last,
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.STRIPPED_SPECIES_TREE_SUFFIX ),
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.OUT_MIN_DUP_GENE_TREE_SUFFIX ),
+                                             new File( outdir.getCanonicalFile() + "/" + outname
+                                                     + RIOUtil.OUT_MED_DUP_GENE_TREE_SUFFIX ),
+                                             true,
+                                             algorithm,
+                                             true,
+                                             log,
+                                             ortholog_group_cutoff,
+                                             perform_id_mapping,
+                                             id_mapping_dir,
+                                             id_mapping_suffix,
+                                             perform_gsdir_on_best_tree,
+                                             outdir,
+                                             best_trees_indir,
+                                             best_trees_suffix );
                 }
-                output.append( "\n\nDistance values:\n" );
-                output.append( getDistances( tree_file_for_dist_val,
-                                             outfile,
-                                             species_tree,
-                                             seq_name,
-                                             orthologs_al_for_dc,
-                                             rio_instance.getInferredOrthologs( seq_name ),
-                                             rio_instance.getInferredSuperOrthologs( seq_name ),
-                                             warn_more_than_one_ortho,
-                                             warn_no_orthos,
-                                             warn_one_ortho,
-                                             rio_instance.getBootstraps(),
-                                             t_orthologs_dc ) );
-            }
-            if ( output_ultraparalogs ) {
-                output.append( "\n\nUltra paralogs:\n" );
-                output.append( rio_instance
-                        .inferredUltraParalogsToString( seq_name, sort > 2, threshold_ultra_paralogs ) );
-            }
-            rio_instance.inferredOrthologTableToFile( new File( "table" ) );
-            output.append( "\n\nSort priority: " + RIO.getOrder( sort ) );
-            output.append( "\nExt nodes    : " + rio_instance.getExtNodesOfAnalyzedGeneTrees() );
-            output.append( "\nSamples      : " + rio_instance.getBootstraps() + "\n" );
-            out = new PrintWriter( new FileWriter( outfile ), true );
+                catch ( IOException e ) {
+                    ForesterUtil.fatalError( PRG_NAME, e.getLocalizedMessage() );
+                }
+            }
+            System.out
+                    .print( "\r                                                                                        " );
+            System.out.println();
         }
-        catch ( final Exception e ) {
-            ForesterUtil.printErrorMessage( PRG_NAME, e.getLocalizedMessage() );
-            e.printStackTrace();
-            System.exit( -1 );
-        }
-        out.println( output );
-        out.close();
-        ForesterUtil.programMessage( PRG_NAME, "wrote results to \"" + outfile + "\"" );
-        if ( TIME && VERBOSE ) {
+        else {
+            String outname = ForesterUtil.removeFileExtension( orthology_outtable.toString() );
+            RIOUtil.executeAnalysis( gene_trees_file,
+                                     species_tree_file,
+                                     orthology_outtable,
+                                     null,
+                                     new File( outname + RIOUtil.ORTHOLOG_GROUPS_SUFFIX ),
+                                     logfile,
+                                     outgroup,
+                                     rerooting,
+                                     gt_first,
+                                     gt_last,
+                                     new File( outname + RIOUtil.STRIPPED_SPECIES_TREE_SUFFIX ),
+                                     new File( outname + RIOUtil.OUT_MIN_DUP_GENE_TREE_SUFFIX ),
+                                     new File( outname + RIOUtil.OUT_MED_DUP_GENE_TREE_SUFFIX ),
+                                     algorithm == ALGORITHM.GSDIR,
+                                     algorithm,
+                                     false,
+                                     null,
+                                     ortholog_group_cutoff,
+                                     false,
+                                     null,
+                                     null,
+                                     false,
+                                     null,
+                                     null,
+                                     null );
+        }
+        if ( !use_dir ) {
             time = System.currentTimeMillis() - time;
-            ForesterUtil.programMessage( PRG_NAME, "time: " + time + "ms" );
+            System.out.println( "Time                                :\t" + time + "ms" );
+        }
+        else {
+            try {
+                log.close();
+            }
+            catch ( IOException e ) {
+                ForesterUtil.fatalError( PRG_NAME, e.getLocalizedMessage() );
+            }
+            time = System.currentTimeMillis() - time;
+            System.out.println( "Time                                :\t" + time + "ms" );
         }
-        ForesterUtil.programMessage( PRG_NAME, "OK." );
         System.exit( 0 );
     }
 
     private final static void printHelp() {
-        System.out.println( "M= (String) Multiple gene tree file (mandatory)" );
-        System.out.println( "N= (String) Query sequence name (mandatory)" );
-        System.out.println( "S= (String) Species tree file (mandatory)" );
-        System.out.println( "O= (String) Output file name -- overwritten without warning! (mandatory)" );
-        System.out.println( "D= (String) Distance matrix file for pairwise distances" );
-        System.out.println( "T= (String) Phylogeny file for distances of query to LCA" );
-        System.out.println( "            of orthologs and for mean bootstrap value (if t= is not used)," );
-        System.out.println( "            must be binary )" );
-        System.out.println( "t= (String) Phylogeny file for mean bootstrap value (if this option is used," );
-        System.out.println( "            the mean bootstrap value is not calculated from the tree read in" );
-        System.out.println( "            with T=), not necessary binary" );
-        System.out.println( "p           To output ultra paralogs" );
-        System.out.println( "P= (int)    Sort priority" );
-        System.out.println( "L= (double) Threshold orthologs for output" );
-        System.out.println( "U= (double) Threshold orthologs for distance calculation" );
-        System.out.println( "X= (int)    More than one ortholog: " );
-        System.out.println( "            numbers of sd the dist. to LCA has to differ from mean to generate a warning" );
-        System.out.println( "Y= (int)    No orthologs:" );
-        System.out.println( "            Numbers of sd the dist to root has to differ from mean to generate a warning" );
-        System.out.println( "Z= (double) One ortholog:" );
-        System.out.println( "            threshold for factor between the two distances to their LCA (larger/smaller)" );
-        System.out.println( "            to generate a warning" );
+        System.out.println( "Usage" );
+        System.out.println();
+        System.out.println( PRG_NAME
+                + " [options] <gene trees infile> <species tree infile> <all vs all orthology table outfile> [logfile]" );
+        System.out.println();
+        System.out.println( PRG_NAME + " [options] <gene trees indir> <species tree infile> <outdir> <logfile>" );
         System.out.println();
-        System.out.println( " Sort priority (\"P=\"):" );
-        System.out.println( RIO.getOrderHelp().toString() );
         System.out.println();
+        System.out.println( " Options" );
+        System.out.println( "  -" + GT_FIRST + "=<first>     : first gene tree to analyze (0-based index)" );
+        System.out.println( "  -" + GT_LAST + "=<last>      : last gene tree to analyze (0-based index)" );
+        System.out.println( "  -" + ORTHOLOG_GROUPS_CUTOFF_OPTION
+                + "=<cutoff>    : cutoff value for ortholog groups (default: " + ORTHOLOG_GROUPS_CUTOFF_DEFAULT + ")" );
+        System.out.println( "  -" + REROOTING_OPT
+                + "=<re-rooting>: re-rooting method for gene trees, possible values or 'none', 'midpoint'," );
+        System.out.println( "                   or 'outgroup' (default: by minizming duplications)" );
+        System.out.println( "  -" + OUTGROUP
+                + "=<outgroup>  : for rooting by outgroup, name of outgroup (external gene tree node)" );
+        System.out.println( "  -" + USE_SDIR
+                + "             : to use SDIR instead of GSDIR (faster, but non-binary species trees are" );
+        System.out.println( "                   disallowed, as are most options)" );
+        System.out.println( "  -" + GENE_TREES_SUFFIX_OPTION
+                + "=<suffix>    : suffix for gene trees when operating on gene tree directories (default: "
+                + GENE_TREES_SUFFIX_DEFAULT + ")" );
+        System.out.println( "  -" + MAPPINGS_DIR_OPTION + "=<dir>       : directory for id mapping files" );
+        System.out.println( "  -" + MAPPINGS_SUFFIX_OPTION + "=<suffix>   : suffix for id mapping files (default: "
+                + MAPPINGS_SUFFIX_DEFAULT + ")" );
+        System.out.println( "  -" + CONSENSUS_TREES_DIR_OPTION
+                + "=<dir>      : directory with consenus (\"best\") gene trees to be analyzed with GSDIR" );
+        System.out.println( "  -" + CONSENSUS_TREES_SUFFIX_OPTION
+                + "=<suffix>  : suffix for consenus (\"best\") gene trees (default: " + CONSENSUS_TREE_SUFFIX_DEFAULT
+                + ")" );
+        ///
+        System.out.println();
+        System.out.println( " Formats" );
+        System.out
+                .println( "  The gene trees, as well as the species tree, ideally are in phyloXML (www.phyloxml.org) format," );
         System.out
-                .println( " Example: \"rio M=gene_trees.xml N=bcl2_NEMVE S=species_tree.xml D=distances P=13 p O=out\"" );
+                .println( "  but can also be in New Hamphshire (Newick) or Nexus format as long as species information can be" );
+        System.out
+                .println( "  extracted from the gene names (e.g. \"HUMAN\" from \"BCL2_HUMAN\") and matched to a single species" );
+        System.out.println( "  in the species tree." );
+        System.out.println();
+        System.out.println( " Examples" );
+        System.out.println( "  rio -s gene_trees.nh species.xml outtable.tsv" );
+        System.out.println( "  rio gene_trees.nh species.xml outtable.tsv log.txt" );
+        System.out.println( "  rio -c=0.9 -f=10 -l=100 -r=none gene_trees.xml species.xml outtable.tsv log.txt" );
+        System.out.println( "  rio -g=.xml gene_trees_dir species.xml out_dir log.tsv" );
+        System.out.println( "  rio -g=.mlt -m=id_maps_dir -ms=.nim -c=0.8 gene_trees_dir species.xml out_dir log.tsv" );
+        System.out.println( "  rio -m=id_maps_dir -c=0.8 gene_trees_dir species.xml out_dir log.tsv" );
+        System.out
+                .println( "  rio -m=id_maps_dir -co=consensus_dir -cos=.xml -c=0.8 gene_trees_dir species.xml out_dir log.tsv" );
         System.out.println();
+        System.exit( -1 );
     }
 }