CredentialsProperties is a wrapper class which extracts Amazon S3 keys (although it could be modified to extract other key / secret-key pairs) from a key-value-formatted file (see below), if available, or from the System environment otherwise.
Reads GATK-style interval list files e.
Wraps the java Pattern class, to allow for easier regular expression matching (including making the matches/finds methods return Option[Matcher], so that we can flatMap a set of strings with these methods).
AttributeUtils is a utility object for parsing optional fields from a BAM file, or the attributes column from an ADAM file.
Convenience object for building a VCF header from sequence data.