1 files changed, 102 insertions, 0 deletions
diff --git a/src/main/java/de/pixart/messenger/entities/Presences.java b/src/main/java/de/pixart/messenger/entities/Presences.java
new file mode 100644
index 000000000..ecd826d41
--- /dev/null
+++ b/src/main/java/de/pixart/messenger/entities/Presences.java
@@ -0,0 +1,102 @@
+package de.pixart.messenger.entities;
+
+import java.util.ArrayList;
+import java.util.Hashtable;
+import java.util.List;
+
+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.Status getShownStatus() {
+		Presence.Status status = Presence.Status.OFFLINE;
+		synchronized (this.presences) {
+			for(Presence p : presences.values()) {
+				if (p.getStatus() == Presence.Status.DND) {
+					return p.getStatus();
+				} else if (p.getStatus().compareTo(status) < 0){
+					status = p.getStatus();
+				}
+			}
+		}
+		return status;
+	}
+
+	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()) {
+				if (p.getMessage() != null && !p.getMessage().trim().isEmpty()) {
+					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;
+	}
+}