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When crossing contigs it's crucial that the queue get flushed or else it will continue to accumulate reads without emitting. This is the last time I trust someone when they tell me that they are 'confident there are no bugs' in a tool. 

git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@5315 348d0f76-0448-11de-a6fe-93d51630548a
This commit is contained in:
ebanks 2011-02-25 05:18:30 +00:00
parent 44a48b4178
commit 5d28cbda27
1 changed files with 26 additions and 29 deletions
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55
java/src/org/broadinstitute/sting/utils/sam/ConstrainedMateFixingSAMFileWriter.java
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@ -4,6 +4,7 @@ import net.sf.picard.sam.SamPairUtil;
import net.sf.samtools.*;
import org.apache.log4j.Logger;
import org.broadinstitute.sting.utils.exceptions.ReviewedStingException;
//import org.broadinstitute.sting.utils.SimpleTimer;
import java.io.File;
import java.util.*;
@ -104,9 +105,12 @@ public class ConstrainedMateFixingSAMFileWriter implements SAMFileWriter {
/** read.name -> records */
HashMap<String, SAMRecord> forMateMatching = new HashMap<String, SAMRecord>();
//Queue<SAMRecord> waitingReads = new LinkedList<SAMRecord>();
Queue<SAMRecord> waitingReads = new PriorityQueue<SAMRecord>(1000, comparer);
//private SimpleTimer timer = new SimpleTimer("ConstrainedWriter");
//private long PROGRESS_PRINT_FREQUENCY = 10 * 1000; // in milliseconds
//private long lastProgressPrintTime = -1; // When was the last time we printed progress log?
/**
*
@ -127,6 +131,9 @@ public class ConstrainedMateFixingSAMFileWriter implements SAMFileWriter {
final int maxInsertSizeForMovingReadPairs) {
this.finalDestination = finalDestination;
this.maxInsertSizeForMovingReadPairs = maxInsertSizeForMovingReadPairs;
//timer.start();
//lastProgressPrintTime = timer.currentTime();
}
public int getMaxReadsInQueue() { return maxReadsInQueue; }
@ -144,33 +151,6 @@ public class ConstrainedMateFixingSAMFileWriter implements SAMFileWriter {
return pos + 2 * MAX_POS_MOVE_ALLOWED < addedRead.getAlignmentStart();
}
// private void verifyOrdering() {
// SAMRecord lastRead = null;
// List<SAMRecord> reads = new ArrayList<SAMRecord>();
//
// reads.addAll(waitingReads);
// Collections.sort(reads, comparer);
// for ( SAMRecord read : reads ) {
// logger.info("READ is " + read.getReadName() + " pos " + read.getAlignmentStart());
// if ( lastRead != null && comparer.fileOrderCompare(lastRead, read) > 0 )
// throw new ReviewedStingException("BUG: records added out of order: read1=" + lastRead +
// ", pos=" + lastRead.getAlignmentStart() + " read2="+read + ", pos=" + read.getAlignmentStart());
// lastRead = read;
// }
//
//// List<SAMRecord> reads = new ArrayList<SAMRecord>();
//// while ( waitingReads.peek() != null ) {
//// SAMRecord read = waitingReads.poll();
//// logger.info("READ is " + read.getReadName() + " pos " + read.getAlignmentStart());
//// if ( lastRead != null && comparer.fileOrderCompare(lastRead, read) > 0 )
//// throw new ReviewedStingException("BUG: records added out of order: read1=" + lastRead +
//// ", pos=" + lastRead.getAlignmentStart() + " read2="+read + ", pos=" + read.getAlignmentStart());
//// lastRead = read;
//// reads.add(read);
//// }
//
// for ( SAMRecord read : reads ) waitingReads.add(read);
// }
/**
* @{inheritDoc}
@ -178,6 +158,24 @@ public class ConstrainedMateFixingSAMFileWriter implements SAMFileWriter {
public void addAlignment( SAMRecord newRead ) {
if ( DEBUG ) logger.info("New read pos " + newRead.getAlignmentStart());
//final long curTime = timer.currentTime();
//if ( curTime - lastProgressPrintTime > PROGRESS_PRINT_FREQUENCY ) {
// lastProgressPrintTime = curTime;
// System.out.println("WaitingReads.size = " + waitingReads.size() + ", forMateMatching.size = " + forMateMatching.size());
//}
// if the new read is on a different contig, then we need to flush the queue and clear the map
if ( waitingReads.size() > 0 && waitingReads.peek().getReferenceIndex() != newRead.getReferenceIndex()) {
if ( DEBUG ) logger.warn("Flushing queue on move to new contig: " + newRead.getReferenceName());
while ( ! waitingReads.isEmpty() ) {
// emit to disk
finalDestination.addAlignment(waitingReads.remove());
}
forMateMatching.clear();
}
// fix mates, as needed
// Since setMateInfo can move reads, we potentially need to remove the mate, and requeue
// it to ensure proper sorting
@ -206,7 +204,6 @@ public class ConstrainedMateFixingSAMFileWriter implements SAMFileWriter {
maxReadsInQueue = Math.max(maxReadsInQueue, waitingReads.size());
if ( ++counter % EMIT_FREQUENCY == 0 ) {
//verifyOrdering();
while ( ! waitingReads.isEmpty() ) { // there's something in the queue
SAMRecord read = waitingReads.peek();