private void echo(FastqWriter fqw, MappedFastq rec) {
fqw.write(
new FastqRecord(
rec.name + " " + ((int) rec.side) + ":N:0:1", rec.seq, new String(""), rec.qual));
}
@Override
public int doWork(String[] args) {
boolean repair_missing_read = false;
SortingCollectionFactory<MappedFastq> sortingFactory =
new SortingCollectionFactory<MappedFastq>();
File forwardFile = null;
File reverseFile = null;
com.github.lindenb.jvarkit.util.cli.GetOpt opt =
new com.github.lindenb.jvarkit.util.cli.GetOpt();
int c;
sortingFactory.setComponentType(MappedFastq.class);
sortingFactory.setCodec(new MappedFastqCodec());
sortingFactory.setComparator(new MappedFastqComparator());
while ((c = opt.getopt(args, super.getGetOptDefault() + "F:R:N:r")) != -1) {
switch (c) {
case 'F':
forwardFile = new File(opt.getOptArg());
break;
case 'R':
reverseFile = new File(opt.getOptArg());
break;
case 't':
addTmpDirectory(new File(opt.getOptArg()));
break;
case 'N':
sortingFactory.setMaxRecordsInRAM(Math.max(Integer.parseInt(opt.getOptArg()), 100));
break;
case 'r':
repair_missing_read = true;
break;
case ':':
System.err.println("Missing argument for option -" + opt.getOptOpt());
return -1;
default:
{
switch (handleOtherOptions(c, opt, args)) {
case EXIT_FAILURE:
return -1;
case EXIT_SUCCESS:
return 0;
default:
break;
}
}
}
}
SAMFileReader sfr = null;
SortingCollection<MappedFastq> fastqCollection = null;
try {
sortingFactory.setTmpDirs(this.getTmpDirectories());
fastqCollection = sortingFactory.make();
fastqCollection.setDestructiveIteration(true);
boolean found_single = false;
boolean found_paired = false;
long non_primary_alignmaned_flag = 0L;
if (opt.getOptInd() == args.length) {
info("Reading from stdin");
sfr = new SAMFileReader(System.in);
} else if (opt.getOptInd() + 1 == args.length) {
String filename = args[opt.getOptInd()];
sfr = new SAMFileReader(new File(filename));
} else {
error(getMessageBundle("illegal.number.of.arguments"));
return -1;
}
sfr.setValidationStringency(ValidationStringency.LENIENT);
SAMRecordIterator iter = sfr.iterator();
SAMSequenceDictionaryProgress progress =
new SAMSequenceDictionaryProgress(sfr.getFileHeader().getSequenceDictionary());
while (iter.hasNext()) {
SAMRecord rec = iter.next();
progress.watch(rec);
if (rec.isSecondaryOrSupplementary()) {
if (non_primary_alignmaned_flag == 0) {
warning("SKIPPING NON-PRIMARY " + (non_primary_alignmaned_flag + 1) + " ALIGNMENTS");
}
non_primary_alignmaned_flag++;
continue;
}
MappedFastq m = new MappedFastq();
m.name = rec.getReadName();
if (m.name == null) m.name = "";
m.hash = m.name.hashCode();
m.seq = rec.getReadString();
if (m.seq.equals(SAMRecord.NULL_SEQUENCE_STRING)) m.seq = "";
m.qual = rec.getBaseQualityString();
if (m.qual.equals(SAMRecord.NULL_QUALS_STRING)) m.qual = "";
if (!rec.getReadUnmappedFlag() && rec.getReadNegativeStrandFlag()) {
m.seq = AcidNucleics.reverseComplement(m.seq);
m.qual = new StringBuilder(m.qual).reverse().toString();
}
if (m.seq.length() != m.qual.length()) {
error("length(seq)!=length(qual) in " + m.name);
continue;
}
if (m.seq.isEmpty() && m.qual.isEmpty()) {
m.seq = "N";
m.qual = "#";
}
if (rec.getReadPairedFlag()) {
found_paired = true;
if (found_single) {
sfr.close();
throw new PicardException("input is a mix of paired/singled reads");
}
m.side = (byte) (rec.getSecondOfPairFlag() ? 2 : 1);
} else {
found_single = true;
if (found_paired) {
sfr.close();
throw new PicardException("input is a mix of paired/singled reads");
}
m.side = (byte) 0;
}
fastqCollection.add(m);
}
iter.close();
CloserUtil.close(iter);
CloserUtil.close(sfr);
progress.finish();
fastqCollection.doneAdding();
info("Done reading.");
if (found_paired) {
FastqWriter fqw1 = null;
FastqWriter fqw2 = null;
if (forwardFile != null) {
info("Writing to " + forwardFile);
fqw1 = new BasicFastqWriter(forwardFile);
} else {
info("Writing to stdout");
fqw1 = new BasicFastqWriter(new PrintStream(System.out));
}
if (reverseFile != null) {
info("Writing to " + reverseFile);
fqw2 = new BasicFastqWriter(reverseFile);
} else {
info("Writing to interlaced stdout");
fqw2 = fqw1;
}
List<MappedFastq> row = new ArrayList<MappedFastq>();
CloseableIterator<MappedFastq> r = fastqCollection.iterator();
for (; ; ) {
MappedFastq curr = null;
if (r.hasNext()) curr = r.next();
if (curr == null || (!row.isEmpty() && !row.get(0).name.equals(curr.name))) {
if (!row.isEmpty()) {
if (row.size() > 2) {
warning("WTF :" + row);
}
boolean found_F = false;
boolean found_R = false;
for (MappedFastq m : row) {
switch ((int) m.side) {
case 1:
if (found_F)
throw new PicardException("two forward reads found for " + row.get(0).name);
found_F = true;
echo(fqw1, m);
break;
case 2:
if (found_R)
throw new PicardException("two reverse reads found for " + row.get(0).name);
found_R = true;
echo(fqw2, m);
break;
default:
throw new IllegalStateException("uh???");
}
}
if (!found_F) {
if (repair_missing_read) {
warning("forward not found for " + row.get(0));
MappedFastq pad = new MappedFastq();
pad.side = (byte) 1;
pad.name = row.get(0).name;
pad.seq = "N";
pad.qual = "#";
echo(fqw1, pad);
} else {
throw new PicardException("forward not found for " + row);
}
}
if (!found_R) {
if (repair_missing_read) {
warning("reverse not found for " + row.get(0));
MappedFastq pad = new MappedFastq();
pad.side = (byte) 2;
pad.name = row.get(0).name;
pad.seq = "N";
pad.qual = "#";
echo(fqw2, pad);
} else {
throw new PicardException("reverse not found for " + row);
}
}
}
if (curr == null) break;
row.clear();
}
row.add(curr);
}
r.close();
fqw1.close();
fqw2.close();
} else if (found_single) {
FastqWriter fqw1 = null;
if (forwardFile != null) {
info("Writing to " + forwardFile);
fqw1 = new BasicFastqWriter(forwardFile);
} else {
info("Writing to stdout");
fqw1 = new BasicFastqWriter(new PrintStream(System.out));
}
CloseableIterator<MappedFastq> r = fastqCollection.iterator();
while (r.hasNext()) {
echo(fqw1, r.next());
}
r.close();
fqw1.close();
}
return 0;
} catch (Exception err) {
error(err);
return -1;
} finally {
if (fastqCollection != null) fastqCollection.cleanup();
}
}
