private void loadDASResource(ResourceLocator locator, List<Track> currentTracks)
throws DataLoadException {
// TODO Connect and get all the attributes of the DAS server, and run the appropriate load
// statements
// TODO Currently we are only going to be doing features
// TODO -- move the source creation to a factory
DASFeatureSource featureSource = null;
try {
featureSource = new DASFeatureSource(locator);
} catch (MalformedURLException e) {
log.error("Malformed URL", e);
throw new DataLoadException("Error: Malformed URL ");
}
FeatureTrack track = new FeatureTrack(locator, featureSource);
// Try to create a sensible name from the path
String name = locator.getName();
if (name == null || name.length() == 0) {
if (locator.getPath().contains("genome.ucsc.edu")) {
name = featureSource.getType();
} else {
name = featureSource.getPath().replace("/das/", "").replace("/features", "");
}
}
track.setName(name);
// A hack until we can notate this some other way
if (locator.getPath().contains("cosmic")) {
track.setRendererClass(CosmicFeatureRenderer.class);
track.setMinimumHeight(2);
track.setHeight(20);
track.setDisplayMode(Track.DisplayMode.EXPANDED);
} else {
track.setRendererClass(IGVFeatureRenderer.class);
track.setMinimumHeight(35);
track.setHeight(45);
}
currentTracks.add(track);
}
/**
* Load the input file as a feature, mutation, or maf (multiple alignment) file.
*
* @param locator
* @param newTracks
*/
private void loadTribbleFile(ResourceLocator locator, List<Track> newTracks, Genome genome)
throws IOException, TribbleIndexNotFoundException {
String typeString = locator.getTypeString();
// Mutation (mut, maf, vcf) files are handled special. Check here, rather than depend on order
// in giant case statement.
if (MutationTrackLoader.isMutationAnnotationFile(locator)) {
loadMutFile(locator, newTracks, genome); // Must be tried before generic "loadIndexed" below
} else if (VariantTrack.isVCF(typeString)) {
loadVCF(locator, newTracks, genome);
} else {
TribbleFeatureSource tribbleFeatureSource =
TribbleFeatureSource.getFeatureSource(locator, genome);
FeatureSource src =
GFFFeatureSource.isGFF(locator.getPath())
? new GFFFeatureSource(tribbleFeatureSource)
: tribbleFeatureSource;
// Create feature source and track
FeatureTrack t = new FeatureTrack(locator, src);
t.setName(locator.getTrackName());
// t.setRendererClass(BasicTribbleRenderer.class);
// Set track properties from header
Object header = tribbleFeatureSource.getHeader();
if (header != null && header instanceof FeatureFileHeader) {
FeatureFileHeader ffh = (FeatureFileHeader) header;
if (ffh.getTrackType() != null) {
t.setTrackType(ffh.getTrackType());
}
if (ffh.getTrackProperties() != null) {
t.setProperties(ffh.getTrackProperties());
}
if (ffh.getTrackType() == TrackType.REPMASK) {
t.setHeight(15);
}
}
if (locator.getPath().contains(".narrowPeak")
|| locator.getPath().contains(".broadPeak")
|| locator.getPath().contains(".gappedPeak")) {
t.setUseScore(true);
}
newTracks.add(t);
}
}