+
+ /**
+ * transfer annotation to the given sequence using the given mapping from the
+ * current positions or an existing sequence mapping
+ *
+ * @param sq
+ * @param sp2sq
+ * map involving sq as To or From
+ */
+ public void liftOver(SequenceI sq, Mapping sp2sq)
+ {
+ if (sp2sq.getMappedWidth() != sp2sq.getWidth())
+ {
+ // TODO: employ getWord/MappedWord to transfer annotation between cDNA and
+ // Protein reference frames
+ throw new Error(
+ "liftOver currently not implemented for transfer of annotation between different types of seqeunce");
+ }
+ boolean mapIsTo = (sp2sq != null) ? (sp2sq.getTo() == sq || sp2sq
+ .getTo() == sq.getDatasetSequence()) : false;
+
+ // TODO build a better annotation element map and get rid of annotations[]
+ Map<Integer, Annotation> mapForsq = new HashMap<Integer, Annotation>();
+ if (sequenceMapping != null)
+ {
+ if (sp2sq != null)
+ {
+ for (Entry<Integer, Annotation> ie : sequenceMapping.entrySet())
+ {
+ Integer mpos = Integer.valueOf(mapIsTo ? sp2sq
+ .getMappedPosition(ie.getKey()) : sp2sq.getPosition(ie
+ .getKey()));
+ if (mpos >= sq.getStart() && mpos <= sq.getEnd())
+ {
+ mapForsq.put(mpos, ie.getValue());
+ }
+ }
+ sequenceMapping = mapForsq;
+ sequenceRef = sq;
+ adjustForAlignment();
+ }
+ else
+ {
+ // trim positions
+ }
+ }
+ }
+
+ /**
+ * like liftOver but more general.
+ *
+ * Takes an array of int pairs that will be used to update the internal
+ * sequenceMapping and so shuffle the annotated positions
+ *
+ * @param newref
+ * - new sequence reference for the annotation row - if null,
+ * sequenceRef is left unchanged
+ * @param mapping
+ * array of ints containing corresponding positions
+ * @param from
+ * - column for current coordinate system (-1 for index+1)
+ * @param to
+ * - column for destination coordinate system (-1 for index+1)
+ * @param idxoffset
+ * - offset added to index when referencing either coordinate system
+ * @note no checks are made as to whether from and/or to are sensible
+ * @note caller should add the remapped annotation to newref if they have not
+ * already
+ */
+ public void remap(SequenceI newref, int[][] mapping, int from, int to,
+ int idxoffset)
+ {
+ if (mapping != null)
+ {
+ Map<Integer, Annotation> old = sequenceMapping;
+ Map<Integer, Annotation> remap = new HashMap<Integer, Annotation>();
+ int index = -1;
+ for (int mp[] : mapping)
+ {
+ if (index++ < 0)
+ {
+ continue;
+ }
+ Annotation ann = null;
+ if (from == -1)
+ {
+ ann = sequenceMapping.get(Integer.valueOf(idxoffset + index));
+ }
+ else
+ {
+ if (mp != null && mp.length > from)
+ {
+ ann = sequenceMapping.get(Integer.valueOf(mp[from]));
+ }
+ }
+ if (ann != null)
+ {
+ if (to == -1)
+ {
+ remap.put(Integer.valueOf(idxoffset + index), ann);
+ }
+ else
+ {
+ if (to > -1 && to < mp.length)
+ {
+ remap.put(Integer.valueOf(mp[to]), ann);
+ }
+ }
+ }
+ }
+ sequenceMapping = remap;
+ old.clear();
+ if (newref != null)
+ {
+ sequenceRef = newref;
+ }
+ adjustForAlignment();
+ }
+ }
+
+ public String getProperty(String property)
+ {
+ if (properties == null)
+ {
+ return null;
+ }
+ return properties.get(property);
+ }
+
+ public void setProperty(String property, String value)
+ {
+ if (properties == null)
+ {
+ properties = new HashMap<String, String>();
+ }
+ properties.put(property, value);
+ }
+
+ public boolean hasProperties()
+ {
+ return properties != null && properties.size() > 0;
+ }
+
+ public Collection<String> getProperties()
+ {
+ if (properties == null)
+ {
+ return Collections.emptyList();
+ }
+ return properties.keySet();
+ }
+
+ /**
+ * Returns the Annotation for the given sequence position (base 1) if any,
+ * else null
+ *
+ * @param position
+ * @return
+ */
+ public Annotation getAnnotationForPosition(int position)
+ {
+ return sequenceMapping == null ? null : sequenceMapping.get(position);
+
+ }
+
+ /**
+ * Set the id to "ann" followed by a counter that increments so as to be
+ * unique for the lifetime of the JVM
+ */
+ protected final void setAnnotationId()
+ {
+ this.annotationId = ANNOTATION_ID_PREFIX + Long.toString(nextId());
+ }
+
+ protected static synchronized long nextId()
+ {
+ return counter++;
+ }