public void addStringsToStringtable() {
StringTable stable = serializer.getStringTable();
super.addStringsToStringtable();
for (Relation i : contents) {
for (Member j : i.getMembers()) {
stable.incr(j.getRole());
}
}
}
public Osmformat.PrimitiveGroup serialize() {
if (contents.size() == 0) {
return null;
}
// System.out.format("%d Relations ",contents.size());
StringTable stable = serializer.getStringTable();
Osmformat.PrimitiveGroup.Builder builder = Osmformat.PrimitiveGroup.newBuilder();
for (Relation i : contents) {
Osmformat.Relation.Builder bi = Osmformat.Relation.newBuilder();
bi.setId(i.getId());
Member[] arr = new Member[i.getMembers().size()];
i.getMembers().toArray(arr);
long lastid = 0;
for (Member j : i.getMembers()) {
long id = j.getRef();
bi.addMemids(id - lastid);
lastid = id;
if (j.getType().equals("node")) {
bi.addTypes(MemberType.NODE);
} else if (j.getType().equals("way")) {
bi.addTypes(MemberType.WAY);
} else if (j.getType().equals("relation")) {
bi.addTypes(MemberType.RELATION);
} else {
assert (false); // Software bug: Unknown entity.
}
bi.addRolesSid(stable.getIndex(j.getRole()));
}
Iterator<Element.Tag> tags = i.tagsIterator();
while (tags.hasNext()) {
Element.Tag t = tags.next();
bi.addKeys(stable.getIndex(t.getKey()));
bi.addVals(stable.getIndex(t.getValue()));
}
if (!omit_metadata) {
bi.setInfo(serializeMetadata(i));
}
builder.addRelations(bi);
}
return builder.build();
}