Implementation of BySampleSAMFileWriter

ReduceReads now works with the n-way-out capability, splitting by sample.
DEV-27 #resolve #time 3m
This commit is contained in:
Mauricio Carneiro 2012-11-13 01:18:37 -05:00
parent 1f23a82aa4
commit 95a4ba57bf
3 changed files with 290 additions and 191 deletions

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@ -25,6 +25,9 @@
package org.broadinstitute.sting.gatk.walkers.compression.reducereads; package org.broadinstitute.sting.gatk.walkers.compression.reducereads;
import net.sf.samtools.SAMFileHeader;
import net.sf.samtools.SAMFileWriter;
import net.sf.samtools.SAMProgramRecord;
import net.sf.samtools.util.SequenceUtil; import net.sf.samtools.util.SequenceUtil;
import org.broadinstitute.sting.commandline.Argument; import org.broadinstitute.sting.commandline.Argument;
import org.broadinstitute.sting.commandline.Hidden; import org.broadinstitute.sting.commandline.Hidden;
@ -45,6 +48,7 @@ import org.broadinstitute.sting.utils.Utils;
import org.broadinstitute.sting.utils.clipping.ReadClipper; import org.broadinstitute.sting.utils.clipping.ReadClipper;
import org.broadinstitute.sting.utils.exceptions.ReviewedStingException; import org.broadinstitute.sting.utils.exceptions.ReviewedStingException;
import org.broadinstitute.sting.utils.help.DocumentedGATKFeature; import org.broadinstitute.sting.utils.help.DocumentedGATKFeature;
import org.broadinstitute.sting.utils.sam.BySampleSAMFileWriter;
import org.broadinstitute.sting.utils.sam.GATKSAMRecord; import org.broadinstitute.sting.utils.sam.GATKSAMRecord;
import org.broadinstitute.sting.utils.sam.ReadUtils; import org.broadinstitute.sting.utils.sam.ReadUtils;
@ -86,7 +90,8 @@ import java.util.*;
public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceReadsStash> { public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceReadsStash> {
@Output @Output
private StingSAMFileWriter out; private StingSAMFileWriter out = null;
private SAMFileWriter writerToUse = null;
/** /**
* The number of bases to keep around mismatches (potential variation) * The number of bases to keep around mismatches (potential variation)
@ -196,6 +201,10 @@ public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceRea
@Argument(fullName = "contigs", shortName = "ctg", doc = "", required = false) @Argument(fullName = "contigs", shortName = "ctg", doc = "", required = false)
private int nContigs = 2; private int nContigs = 2;
@Hidden
@Argument(fullName = "nwayout", shortName = "nw", doc = "", required = false)
private boolean nwayout = false;
@Hidden @Hidden
@Argument(fullName = "", shortName = "dl", doc = "", required = false) @Argument(fullName = "", shortName = "dl", doc = "", required = false)
private int debugLevel = 0; private int debugLevel = 0;
@ -227,6 +236,7 @@ public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceRea
SortedSet<GenomeLoc> intervalList; SortedSet<GenomeLoc> intervalList;
private static final String PROGRAM_RECORD_NAME = "GATK ReduceReads"; // The name that will go in the @PG tag private static final String PROGRAM_RECORD_NAME = "GATK ReduceReads"; // The name that will go in the @PG tag
private static final String PROGRAM_FILENAME_EXTENSION = ".reduced.bam";
/** /**
* Basic generic initialization of the readNameHash and the intervalList. Output initialization * Basic generic initialization of the readNameHash and the intervalList. Output initialization
@ -242,10 +252,24 @@ public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceRea
if (toolkit.getIntervals() != null) if (toolkit.getIntervals() != null)
intervalList.addAll(toolkit.getIntervals()); intervalList.addAll(toolkit.getIntervals());
if (!NO_PG_TAG)
Utils.setupWriter(out, toolkit, false, true, this, PROGRAM_RECORD_NAME); // todo -- rework the whole NO_PG_TAG thing
else final boolean preSorted = true;
final boolean indexOnTheFly = true;
final boolean generateMD5 = true;
final boolean keep_records = true;
final SAMFileHeader.SortOrder sortOrder = SAMFileHeader.SortOrder.coordinate;
if (nwayout) {
SAMProgramRecord programRecord = NO_PG_TAG ? null : Utils.createProgramRecord(toolkit, this, PROGRAM_RECORD_NAME);
writerToUse = new BySampleSAMFileWriter(toolkit, PROGRAM_FILENAME_EXTENSION, sortOrder, preSorted, indexOnTheFly, NO_PG_TAG, programRecord, true);
}
else {
writerToUse = out;
out.setPresorted(false); out.setPresorted(false);
if (!NO_PG_TAG) {
Utils.setupWriter(out, toolkit, !preSorted, keep_records, this, PROGRAM_RECORD_NAME);
}
}
} }
/** /**
@ -386,6 +410,9 @@ public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceRea
// output any remaining reads in the compressor // output any remaining reads in the compressor
for (GATKSAMRecord read : stash.close()) for (GATKSAMRecord read : stash.close())
outputRead(read); outputRead(read);
if (nwayout)
writerToUse.close();
} }
/** /**
@ -554,7 +581,7 @@ public class ReduceReads extends ReadWalker<LinkedList<GATKSAMRecord>, ReduceRea
if (!DONT_COMPRESS_READ_NAMES) if (!DONT_COMPRESS_READ_NAMES)
compressReadName(read); compressReadName(read);
out.addAlignment(read); writerToUse.addAlignment(read);
} }
/** /**

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@ -0,0 +1,70 @@
/*
* Copyright (c) 2010 The Broad Institute
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
package org.broadinstitute.sting.utils.sam;
import net.sf.samtools.SAMFileHeader;
import net.sf.samtools.SAMProgramRecord;
import net.sf.samtools.SAMReadGroupRecord;
import net.sf.samtools.SAMRecord;
import org.broadinstitute.sting.gatk.GenomeAnalysisEngine;
import org.broadinstitute.sting.gatk.datasources.reads.SAMReaderID;
import org.broadinstitute.sting.utils.exceptions.ReviewedStingException;
import java.util.HashMap;
import java.util.Map;
/**
* Created by IntelliJ IDEA.
* User: carneiro
* Date: Nov 13
*/
public class BySampleSAMFileWriter extends NWaySAMFileWriter{
private final Map<String, SAMReaderID> sampleToWriterMap;
public BySampleSAMFileWriter(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order, boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord, boolean keep_records) {
super(toolkit, ext, order, presorted, indexOnTheFly, generateMD5, pRecord, keep_records);
sampleToWriterMap = new HashMap<String, SAMReaderID>(toolkit.getSAMFileHeader().getReadGroups().size() * 2);
for (SAMReaderID readerID : toolkit.getReadsDataSource().getReaderIDs()) {
for (SAMReadGroupRecord rg : toolkit.getReadsDataSource().getHeader(readerID).getReadGroups()) {
String sample = rg.getSample();
if (sampleToWriterMap.containsKey(sample) && sampleToWriterMap.get(sample) != readerID) {
throw new ReviewedStingException("The same sample appears in multiple files, this input cannot be multiplexed using the BySampleSAMFileWriter, try NWaySAMFileWriter instead.");
}
else {
sampleToWriterMap.put(sample, readerID);
}
}
}
}
@Override
public void addAlignment(SAMRecord samRecord) {
super.addAlignment(samRecord, sampleToWriterMap.get(samRecord.getReadGroup().getSample()));
}
}

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@ -1,186 +1,188 @@
/* /*
* Copyright (c) 2010 The Broad Institute * Copyright (c) 2010 The Broad Institute
* *
* Permission is hereby granted, free of charge, to any person * Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation * obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without * files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, * restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell * copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the * copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following * Software is furnished to do so, subject to the following
* conditions: * conditions:
* *
* The above copyright notice and this permission notice shall be * The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software. * included in all copies or substantial portions of the Software.
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE. * OTHER DEALINGS IN THE SOFTWARE.
*/ */
package org.broadinstitute.sting.utils.sam; package org.broadinstitute.sting.utils.sam;
import net.sf.samtools.*; import net.sf.samtools.*;
import org.broadinstitute.sting.gatk.GenomeAnalysisEngine; import org.broadinstitute.sting.gatk.GenomeAnalysisEngine;
import org.broadinstitute.sting.gatk.datasources.reads.SAMReaderID; import org.broadinstitute.sting.gatk.datasources.reads.SAMReaderID;
import org.broadinstitute.sting.gatk.io.StingSAMFileWriter; import org.broadinstitute.sting.utils.exceptions.StingException;
import org.broadinstitute.sting.utils.exceptions.StingException; import org.broadinstitute.sting.utils.exceptions.UserException;
import org.broadinstitute.sting.utils.exceptions.UserException;
import org.broadinstitute.sting.utils.text.TextFormattingUtils; import java.io.File;
import java.util.*;
import java.io.File;
import java.util.*; /**
* Created by IntelliJ IDEA.
/** * User: asivache
* Created by IntelliJ IDEA. * Date: May 31, 2011
* User: asivache * Time: 3:52:49 PM
* Date: May 31, 2011 * To change this template use File | Settings | File Templates.
* Time: 3:52:49 PM */
* To change this template use File | Settings | File Templates. public class NWaySAMFileWriter implements SAMFileWriter {
*/
public class NWaySAMFileWriter implements SAMFileWriter { private Map<SAMReaderID,SAMFileWriter> writerMap = null;
private boolean presorted ;
private Map<SAMReaderID,SAMFileWriter> writerMap = null; GenomeAnalysisEngine toolkit;
private boolean presorted ; boolean KEEP_ALL_PG_RECORDS = false;
GenomeAnalysisEngine toolkit;
boolean KEEP_ALL_PG_RECORDS = false; public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, Map<String,String> in2out, SAMFileHeader.SortOrder order,
boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord, boolean keep_records) {
public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, Map<String,String> in2out, SAMFileHeader.SortOrder order, this.presorted = presorted;
boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord, boolean keep_records) { this.toolkit = toolkit;
this.presorted = presorted; this.KEEP_ALL_PG_RECORDS = keep_records;
this.toolkit = toolkit; writerMap = new HashMap<SAMReaderID,SAMFileWriter>();
this.KEEP_ALL_PG_RECORDS = keep_records; setupByReader(toolkit,in2out,order, presorted, indexOnTheFly, generateMD5, pRecord);
writerMap = new HashMap<SAMReaderID,SAMFileWriter>(); }
setupByReader(toolkit,in2out,order, presorted, indexOnTheFly, generateMD5, pRecord);
} public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order,
boolean presorted, boolean indexOnTheFly , boolean generateMD5, SAMProgramRecord pRecord, boolean keep_records) {
public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order, this.presorted = presorted;
boolean presorted, boolean indexOnTheFly , boolean generateMD5, SAMProgramRecord pRecord, boolean keep_records) { this.toolkit = toolkit;
this.presorted = presorted; this.KEEP_ALL_PG_RECORDS = keep_records;
this.toolkit = toolkit; writerMap = new HashMap<SAMReaderID,SAMFileWriter>();
this.KEEP_ALL_PG_RECORDS = keep_records; setupByReader(toolkit,ext,order, presorted, indexOnTheFly, generateMD5, pRecord);
writerMap = new HashMap<SAMReaderID,SAMFileWriter>(); }
setupByReader(toolkit,ext,order, presorted, indexOnTheFly, generateMD5, pRecord);
} public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, Map<String,String> in2out, SAMFileHeader.SortOrder order,
boolean presorted, boolean indexOnTheFly, boolean generateMD5) {
public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, Map<String,String> in2out, SAMFileHeader.SortOrder order, this(toolkit, in2out, order, presorted, indexOnTheFly, generateMD5, null,false);
boolean presorted, boolean indexOnTheFly, boolean generateMD5) { }
this(toolkit, in2out, order, presorted, indexOnTheFly, generateMD5, null,false);
} public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order,
boolean presorted, boolean indexOnTheFly , boolean generateMD5) {
public NWaySAMFileWriter(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order, this(toolkit, ext, order, presorted, indexOnTheFly, generateMD5, null,false);
boolean presorted, boolean indexOnTheFly , boolean generateMD5) { }
this(toolkit, ext, order, presorted, indexOnTheFly, generateMD5, null,false);
} /**
* Instantiates multiple underlying SAM writes, one per input SAM reader registered with GATK engine (those will be retrieved
/** * from <code>toolkit</code>). The <code>in2out</code> map must contain an entry for each input filename and map it
* Instantiates multiple underlying SAM writes, one per input SAM reader registered with GATK engine (those will be retrieved * onto a unique output file name.
* from <code>toolkit</code>). The <code>in2out</code> map must contain an entry for each input filename and map it * @param toolkit
* onto a unique output file name. * @param in2out
* @param toolkit */
* @param in2out public void setupByReader(GenomeAnalysisEngine toolkit, Map<String,String> in2out, SAMFileHeader.SortOrder order,
*/ boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord) {
public void setupByReader(GenomeAnalysisEngine toolkit, Map<String,String> in2out, SAMFileHeader.SortOrder order, if ( in2out==null ) throw new StingException("input-output bam filename map for n-way-out writing is NULL");
boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord) { for ( SAMReaderID rid : toolkit.getReadsDataSource().getReaderIDs() ) {
if ( in2out==null ) throw new StingException("input-output bam filename map for n-way-out writing is NULL");
for ( SAMReaderID rid : toolkit.getReadsDataSource().getReaderIDs() ) { String fName = toolkit.getReadsDataSource().getSAMFile(rid).getName();
String fName = toolkit.getReadsDataSource().getSAMFile(rid).getName(); String outName;
if ( ! in2out.containsKey(fName) )
String outName; throw new UserException.BadInput("Input-output bam filename map does not contain an entry for the input file "+fName);
if ( ! in2out.containsKey(fName) ) outName = in2out.get(fName);
throw new UserException.BadInput("Input-output bam filename map does not contain an entry for the input file "+fName);
outName = in2out.get(fName); if ( writerMap.containsKey( rid ) )
throw new StingException("nWayOut mode: Reader id for input sam file "+fName+" is already registered; "+
if ( writerMap.containsKey( rid ) ) "map file likely contains multiple entries for this input file");
throw new StingException("nWayOut mode: Reader id for input sam file "+fName+" is already registered; "+
"map file likely contains multiple entries for this input file"); addWriter(rid,outName, order, presorted, indexOnTheFly, generateMD5, pRecord);
}
addWriter(rid,outName, order, presorted, indexOnTheFly, generateMD5, pRecord);
} }
} /**
* Instantiates multiple underlying SAM writes, one per input SAM reader registered with GATK engine (those will be retrieved
/** * from <code>toolkit</code>). The output file names will be generated automatically by stripping ".sam" or ".bam" off the
* Instantiates multiple underlying SAM writes, one per input SAM reader registered with GATK engine (those will be retrieved * input file name and adding ext instead (e.g. ".cleaned.bam").
* from <code>toolkit</code>). The output file names will be generated automatically by stripping ".sam" or ".bam" off the * onto a unique output file name.
* input file name and adding ext instead (e.g. ".cleaned.bam"). * @param toolkit
* onto a unique output file name. * @param ext
* @param toolkit */
* @param ext public void setupByReader(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order,
*/ boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord) {
public void setupByReader(GenomeAnalysisEngine toolkit, String ext, SAMFileHeader.SortOrder order, for ( SAMReaderID rid : toolkit.getReadsDataSource().getReaderIDs() ) {
boolean presorted, boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord pRecord) {
for ( SAMReaderID rid : toolkit.getReadsDataSource().getReaderIDs() ) { String fName = toolkit.getReadsDataSource().getSAMFile(rid).getName();
String fName = toolkit.getReadsDataSource().getSAMFile(rid).getName(); String outName;
int pos ;
String outName; if ( fName.toUpperCase().endsWith(".BAM") ) pos = fName.toUpperCase().lastIndexOf(".BAM");
int pos ; else {
if ( fName.toUpperCase().endsWith(".BAM") ) pos = fName.toUpperCase().lastIndexOf(".BAM"); if ( fName.toUpperCase().endsWith(".SAM") ) pos = fName.toUpperCase().lastIndexOf(".SAM");
else { else throw new UserException.BadInput("Input file name "+fName+" does not end with .sam or .bam");
if ( fName.toUpperCase().endsWith(".SAM") ) pos = fName.toUpperCase().lastIndexOf(".SAM"); }
else throw new UserException.BadInput("Input file name "+fName+" does not end with .sam or .bam"); String prefix = fName.substring(0,pos);
} outName = prefix+ext;
String prefix = fName.substring(0,pos);
outName = prefix+ext; if ( writerMap.containsKey( rid ) )
throw new StingException("nWayOut mode: Reader id for input sam file "+fName+" is already registered");
if ( writerMap.containsKey( rid ) ) addWriter(rid,outName, order, presorted, indexOnTheFly, generateMD5, pRecord);
throw new StingException("nWayOut mode: Reader id for input sam file "+fName+" is already registered"); }
addWriter(rid,outName, order, presorted, indexOnTheFly, generateMD5, pRecord);
} }
} private void addWriter(SAMReaderID id , String outName, SAMFileHeader.SortOrder order, boolean presorted,
boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord programRecord) {
private void addWriter(SAMReaderID id , String outName, SAMFileHeader.SortOrder order, boolean presorted, File f = new File(outName);
boolean indexOnTheFly, boolean generateMD5, SAMProgramRecord programRecord) { SAMFileHeader header = toolkit.getSAMFileHeader(id).clone();
File f = new File(outName); header.setSortOrder(order);
SAMFileHeader header = toolkit.getSAMFileHeader(id).clone();
header.setSortOrder(order); if ( programRecord != null ) {
// --->> add program record
if ( programRecord != null ) { List<SAMProgramRecord> oldRecords = header.getProgramRecords();
// --->> add program record List<SAMProgramRecord> newRecords = new ArrayList<SAMProgramRecord>(oldRecords.size()+1);
List<SAMProgramRecord> oldRecords = header.getProgramRecords(); for ( SAMProgramRecord record : oldRecords ) {
List<SAMProgramRecord> newRecords = new ArrayList<SAMProgramRecord>(oldRecords.size()+1); if ( !record.getId().startsWith(programRecord.getId()) || KEEP_ALL_PG_RECORDS )
for ( SAMProgramRecord record : oldRecords ) { newRecords.add(record);
if ( !record.getId().startsWith(programRecord.getId()) || KEEP_ALL_PG_RECORDS ) }
newRecords.add(record); newRecords.add(programRecord);
} header.setProgramRecords(newRecords);
newRecords.add(programRecord); // <-- add program record ends here
header.setProgramRecords(newRecords); }
// <-- add program record ends here SAMFileWriterFactory factory = new SAMFileWriterFactory();
} factory.setCreateIndex(indexOnTheFly);
SAMFileWriterFactory factory = new SAMFileWriterFactory(); factory.setCreateMd5File(generateMD5);
factory.setCreateIndex(indexOnTheFly); SAMFileWriter sw = factory.makeSAMOrBAMWriter(header, presorted, f);
factory.setCreateMd5File(generateMD5); writerMap.put(id,sw);
SAMFileWriter sw = factory.makeSAMOrBAMWriter(header, presorted, f); }
writerMap.put(id,sw);
} public Collection<SAMFileWriter> getWriters() {
return writerMap.values();
public Collection<SAMFileWriter> getWriters() { }
return writerMap.values();
} public void addAlignment(SAMRecord samRecord) {
final SAMReaderID id = toolkit.getReaderIDForRead(samRecord);
public void addAlignment(SAMRecord samRecord) { String rg = samRecord.getStringAttribute("RG");
final SAMReaderID id = toolkit.getReaderIDForRead(samRecord); if ( rg != null ) {
String rg = samRecord.getStringAttribute("RG"); String rg_orig = toolkit.getReadsDataSource().getOriginalReadGroupId(rg);
if ( rg != null ) { samRecord.setAttribute("RG",rg_orig);
String rg_orig = toolkit.getReadsDataSource().getOriginalReadGroupId(rg); }
samRecord.setAttribute("RG",rg_orig); addAlignment(samRecord, id);
} }
writerMap.get(id).addAlignment(samRecord);
} public void addAlignment(SAMRecord samRecord, SAMReaderID readerID) {
writerMap.get(readerID).addAlignment(samRecord);
public SAMFileHeader getFileHeader() { }
return toolkit.getSAMFileHeader();
} public SAMFileHeader getFileHeader() {
return toolkit.getSAMFileHeader();
public void close() { }
for ( SAMFileWriter w : writerMap.values() ) w.close();
} public void close() {
} for ( SAMFileWriter w : writerMap.values() ) w.close();
}
}