+
+ 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++;
+ }