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package eu.siacs.conversations.entities;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import eu.siacs.conversations.xml.Element;
public class Presences {
private final Hashtable<String, Presence> presences = new Hashtable<>();
public Hashtable<String, Presence> getPresences() {
return this.presences;
}
public void updatePresence(String resource, Presence presence) {
synchronized (this.presences) {
this.presences.put(resource, presence);
}
}
public void removePresence(String resource) {
synchronized (this.presences) {
this.presences.remove(resource);
}
}
public void clearPresences() {
synchronized (this.presences) {
this.presences.clear();
}
}
public Presence getMostAvailablePresence() {
synchronized (this.presences) {
if (presences.size() < 1) { return null; }
return Collections.min(presences.values());
}
}
public int size() {
synchronized (this.presences) {
return presences.size();
}
}
public String[] asStringArray() {
synchronized (this.presences) {
final String[] presencesArray = new String[presences.size()];
presences.keySet().toArray(presencesArray);
return presencesArray;
}
}
public List<PresenceTemplate> asTemplates() {
synchronized (this.presences) {
ArrayList<PresenceTemplate> templates = new ArrayList<>(presences.size());
for(Presence p : presences.values()) {
templates.add(new PresenceTemplate(p.getStatus(),p.getMessage()));
}
return templates;
}
}
public boolean has(String presence) {
synchronized (this.presences) {
return presences.containsKey(presence);
}
}
public List<String> getStatusMessages() {
ArrayList<String> messages = new ArrayList<>();
synchronized (this.presences) {
for(Presence presence : this.presences.values()) {
String message = presence.getMessage() == null ? null : presence.getMessage().trim();
if (message != null && !message.isEmpty() && !messages.contains(message)) {
messages.add(message);
}
}
}
return messages;
}
public boolean allOrNonSupport(String namespace) {
synchronized (this.presences) {
for(Presence presence : this.presences.values()) {
ServiceDiscoveryResult disco = presence.getServiceDiscoveryResult();
if (disco == null || !disco.getFeatures().contains(namespace)) {
return false;
}
}
}
return true;
}
}
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