1package eu.siacs.conversations.entities;
 2
 3import java.util.ArrayList;
 4import java.util.HashMap;
 5import java.util.Iterator;
 6import java.util.List;
 7
 8import eu.siacs.conversations.xmpp.jid.Jid;
 9
10public class Roster {
11	final Account account;
12	final HashMap<Jid, Contact> contacts = new HashMap<>();
13	private String version = null;
14
15	public Roster(Account account) {
16		this.account = account;
17	}
18
19	public Contact getContactFromRoster(Jid jid) {
20		if (jid == null) {
21			return null;
22		}
23		synchronized (this.contacts) {
24			Contact contact = contacts.get(jid.toBareJid());
25			if (contact != null && contact.showInRoster()) {
26				return contact;
27			} else {
28				return null;
29			}
30		}
31	}
32
33	public Contact getContact(final Jid jid) {
34		synchronized (this.contacts) {
35			if (!contacts.containsKey(jid.toBareJid())) {
36				Contact contact = new Contact(jid.toBareJid());
37				contact.setAccount(account);
38				contacts.put(contact.getJid().toBareJid(), contact);
39				return contact;
40			}
41			return contacts.get(jid.toBareJid());
42		}
43	}
44
45	public void clearPresences() {
46		for (Contact contact : getContacts()) {
47			contact.clearPresences();
48		}
49	}
50
51	public void markAllAsNotInRoster() {
52		for (Contact contact : getContacts()) {
53			contact.resetOption(Contact.Options.IN_ROSTER);
54		}
55	}
56
57	public List<Contact> getWithSystemAccounts() {
58		List<Contact> with = getContacts();
59		for(Iterator<Contact> iterator = with.iterator(); iterator.hasNext();) {
60			Contact contact = iterator.next();
61			if (contact.getSystemAccount() == null) {
62				iterator.remove();
63			}
64		}
65		return with;
66	}
67
68	public List<Contact> getContacts() {
69		synchronized (this.contacts) {
70			return new ArrayList<>(this.contacts.values());
71		}
72	}
73
74	public void initContact(final Contact contact) {
75		if (contact == null) {
76			return;
77		}
78		contact.setAccount(account);
79		contact.setOption(Contact.Options.IN_ROSTER);
80		synchronized (this.contacts) {
81			contacts.put(contact.getJid().toBareJid(), contact);
82		}
83	}
84
85	public void setVersion(String version) {
86		this.version = version;
87	}
88
89	public String getVersion() {
90		return this.version;
91	}
92
93	public Account getAccount() {
94		return this.account;
95	}
96}