- public DBRefEntry(DBRefEntry entry)
- {
- this(new String(entry.source), new String(entry.version), new String(entry.accessionId), new Mapping(entry.map));
- }
- public boolean equals(DBRefEntry entry) {
- if (entry==this)
- return true;
- if (entry==null)
- return false;
- if ((source!=null && entry.source!=null && source.equals(entry.source))
- &&
- (accessionId!=null && entry.accessionId!=null && accessionId.equals(entry.accessionId))
- &&
- (version!=null && entry.version!=null && version.equals(entry.version))
- &&
- ((map==null && entry.map==null) || (map!=null && entry.map!=null && map.equals(entry.map)))) {
- return true;
- }
+
+ public DBRefEntry(DBRefEntryI entry)
+ {
+ this((entry.getSource() == null ? "" : new String(entry.getSource())),
+ (entry.getVersion() == null ? "" : new String(
+ entry.getVersion())),
+ (entry.getAccessionId() == null ? "" : new String(
+ entry.getAccessionId())),
+ (entry.getMap() == null ? null : new Mapping(entry.getMap())));
+ }
+
+ @Override
+ public boolean equals(Object o)
+ {
+ // TODO should also override hashCode to ensure equal objects have equal
+ // hashcodes
+ if (o == null || !(o instanceof DBRefEntry))
+ {
+ return false;
+ }
+ DBRefEntry entry = (DBRefEntry) o;
+ if (entry == this)
+ {
+ return true;
+ }
+ if (equalRef(entry)
+ && ((map == null && entry.map == null) || (map != null
+ && entry.map != null && map.equals(entry.map))))
+ {
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Answers true if this object is either equivalent to, or can be 'improved'
+ * by, the given entry. Specifically, answers true if
+ * <ul>
+ * <li>source and accession are identical (ignoring case)</li>
+ * <li>version is identical (ignoring case), or this version is of the format
+ * "someSource:0", in which case the version for the other entry replaces it</li>
+ * <li>mappings are not compared but if this entry has no mapping, replace
+ * with that for the other entry</li>
+ * </ul>
+ *
+ * @param other
+ * @return
+ */
+ @Override
+ public boolean updateFrom(DBRefEntryI other)
+ {
+ if (other == null)
+ {
+ return false;
+ }
+ if (other == this)
+ {
+ return true;
+ }
+
+ /*
+ * source must either match or be both null
+ */
+ String otherSource = other.getSource();
+ if ((source == null && otherSource != null)
+ || (source != null && otherSource == null)
+ || (source != null && !source.equalsIgnoreCase(otherSource)))
+ {
+ return false;
+ }
+
+ /*
+ * accession id must either match or be both null
+ */
+ String otherAccession = other.getAccessionId();
+ if ((accessionId == null && otherAccession != null)
+ || (accessionId != null && otherAccession == null)
+ || (accessionId != null && !accessionId
+ .equalsIgnoreCase(otherAccession)))
+ {
+ return false;
+ }
+
+ /*
+ * if my version is null, "0" or "source:0" then replace with other version,
+ * otherwise the versions have to match
+ */
+ String otherVersion = other.getVersion();
+
+ if ((version == null || version.equals("0") || version.endsWith(":0"))
+ && otherVersion != null)
+ {
+ setVersion(otherVersion);
+ }
+ else
+ {
+ if (version != null
+ && (otherVersion == null || !version
+ .equalsIgnoreCase(otherVersion)))
+ {
+ return false;
+ }
+ }
+
+ /*
+ * if I have no mapping, take that of the other dbref
+ */
+ if (map == null)
+ {
+ setMap(other.getMap());
+ }
+ return true;
+ }
+
+ /**
+ * test for similar DBRef attributes, except for the map object.
+ *
+ * @param entry
+ * @return true if source, accession and version are equal with those of entry
+ */
+ @Override
+ public boolean equalRef(DBRefEntryI entry)
+ {
+ // TODO is this method and equals() not needed?
+ if (entry == null)
+ {