package eu.siacs.conversations.entities; import java.util.Hashtable; import java.util.Iterator; import java.util.Map.Entry; import eu.siacs.conversations.xml.Element; public class Presences { public static final int CHAT = -1; public static final int ONLINE = 0; public static final int AWAY = 1; public static final int XA = 2; public static final int DND = 3; public static final int OFFLINE = 4; private final Hashtable presences = new Hashtable<>(); public Hashtable getPresences() { return this.presences; } public void updatePresence(String resource, int status) { synchronized (this.presences) { this.presences.put(resource, status); } } public void removePresence(String resource) { synchronized (this.presences) { this.presences.remove(resource); } } public void clearPresences() { synchronized (this.presences) { this.presences.clear(); } } public int getMostAvailableStatus() { int status = OFFLINE; synchronized (this.presences) { Iterator> it = presences.entrySet().iterator(); while (it.hasNext()) { Entry entry = it.next(); if (entry.getValue() < status) status = entry.getValue(); } } return status; } public String getMostAvailableResource() { int status = OFFLINE; String resource = ""; synchronized (this.presences) { Iterator> it = presences.entrySet().iterator(); while (it.hasNext()) { Entry entry = it.next(); if (entry.getValue() < status) status = entry.getValue(); resource = entry.getKey(); } } return resource; } public static int parseShow(Element show) { if ((show == null) || (show.getContent() == null)) { return Presences.ONLINE; } else if (show.getContent().equals("away")) { return Presences.AWAY; } else if (show.getContent().equals("xa")) { return Presences.XA; } else if (show.getContent().equals("chat")) { return Presences.CHAT; } else if (show.getContent().equals("dnd")) { return Presences.DND; } else { return Presences.OFFLINE; } } 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 boolean has(String presence) { synchronized (this.presences) { return presences.containsKey(presence); } } }