1package eu.siacs.conversations.xmpp.jingle.stanzas;
 2
 3import com.google.common.base.Preconditions;
 4
 5import java.util.Collection;
 6import java.util.List;
 7
 8import eu.siacs.conversations.xml.Element;
 9import eu.siacs.conversations.xml.Namespace;
10import eu.siacs.conversations.xmpp.jingle.JingleCandidate;
11
12public class S5BTransportInfo extends GenericTransportInfo {
13
14    private S5BTransportInfo(final String name, final String xmlns) {
15        super(name, xmlns);
16    }
17
18    public String getTransportId() {
19        return this.getAttribute("sid");
20    }
21
22    public S5BTransportInfo(final String transportId, final Collection<JingleCandidate> candidates) {
23        super("transport", Namespace.JINGLE_TRANSPORTS_S5B);
24        Preconditions.checkNotNull(transportId,"transport id must not be null");
25        for(JingleCandidate candidate : candidates) {
26            this.addChild(candidate.toElement());
27        }
28        this.setAttribute("sid", transportId);
29    }
30
31    public S5BTransportInfo(final String transportId, final Element child) {
32        super("transport", Namespace.JINGLE_TRANSPORTS_S5B);
33        Preconditions.checkNotNull(transportId,"transport id must not be null");
34        this.addChild(child);
35        this.setAttribute("sid", transportId);
36    }
37
38    public List<JingleCandidate> getCandidates() {
39        return JingleCandidate.parse(this.getChildren());
40    }
41
42    public static S5BTransportInfo upgrade(final Element element) {
43        Preconditions.checkArgument("transport".equals(element.getName()), "Name of provided element is not transport");
44        Preconditions.checkArgument(Namespace.JINGLE_TRANSPORTS_S5B.equals(element.getNamespace()), "Element does not match s5b transport namespace");
45        final S5BTransportInfo transportInfo = new S5BTransportInfo("transport", Namespace.JINGLE_TRANSPORTS_S5B);
46        transportInfo.setAttributes(element.getAttributes());
47        transportInfo.setChildren(element.getChildren());
48        return transportInfo;
49    }
50}