* Adds one sequence feature to the store, and returns true, unless the
* feature is already contained in the store, in which case this method
* returns false. Containment is determined by SequenceFeature.equals()
- * comparison.
+ * comparison. Answers false, and does not add the feature, if feature type is
+ * null.
*
* @param sf
*/
/**
* Returns a (possibly empty) list of features, optionally restricted to
* specified types, which overlap the given (inclusive) sequence position
- * range
+ * range. Contact features are included if either start or end (or both) lie
+ * within the range. Non-contact features which span the range are also
+ * included.
*
* @param from
* @param to
String... type);
/**
- * Answers a list of all features stored, optionally restricted to specified
- * types, in no particular guaranteed order
+ * Answers a list of all features stored, in no particular guaranteed order.
+ * Positional features may optionally be restricted to specified types, but
+ * all non-positional features (if any) are always returned.
+ * <p>
+ * To filter non-positional features by type, use
+ * getNonPositionalFeatures(type).
*
* @param type
* @return
List<SequenceFeature> getAllFeatures(String... type);
/**
+ * Answers a list of all positional (or non-positional) features which are in
+ * the specified feature group, optionally restricted to features of specified
+ * types.
+ *
+ * @param positional
+ * if true returns positional features, else non-positional features
+ * @param group
+ * the feature group to be matched (which may be null)
+ * @param type
+ * optional feature types to filter by
+ * @return
+ */
+ List<SequenceFeature> getFeaturesForGroup(boolean positional,
+ String group, String... type);
+
+ /**
+ * Answers a list of all features stored, whose type either matches one of the
+ * given ontology terms, or is a specialisation of a term in the Sequence
+ * Ontology. Results are returned in no particular guaranteed order.
+ *
+ * @param ontologyTerm
+ * @return
+ */
+ List<SequenceFeature> getFeaturesByOntology(String... ontologyTerm);
+
+ /**
* Answers the number of (positional or non-positional) features, optionally
* restricted to specified feature types. Contact features are counted as 1.
*
boolean positionalFeatures, String... groups);
/**
- * Answers a set of the distinct feature types for which a feature is stored
+ * Answers a set of the distinct feature types for which a feature is stored.
+ * The types may optionally be restricted to those which match, or are a
+ * subtype of, given sequence ontology terms
*
* @return
*/
- Set<String> getFeatureTypes();
+ Set<String> getFeatureTypes(String... soTerm);
/**
* Answers the minimum score held for positional or non-positional features
* @return
*/
float getMaximumScore(String type, boolean positional);
+
+ /**
+ * Adds the shift amount to the start and end of all positional features whose
+ * start position is at or after fromPosition. Returns true if at least one
+ * feature was shifted, else false.
+ *
+ * @param fromPosition
+ * @param shiftBy
+ */
+ boolean shiftFeatures(int fromPosition, int shiftBy);
+
+ /**
+ * Deletes all positional and non-positional features
+ */
+ void deleteAll();
}
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