Prevent duplicated contacts with different ids to show in contacts list

src/android/org/linphone/LinphoneService.java

@@ -445,7 +445,7 @@ public final class LinphoneService extends Service {
     public void onCreate() {
         super.onCreate();
         mLastNotificationId = 8; // To not interfere with other notifs ids
-        mChatNotifMap = new HashMap<String, Notified>();
+        mChatNotifMap = new HashMap<>();
 
         setupActivityMonitor();
         // In case restart after a crash. Main in LinphoneActivity

src/android/org/linphone/contacts/LinphoneContact.java

@@ -75,7 +75,17 @@ public class LinphoneContact implements Serializable, Comparable<LinphoneContact
         if (fullName.equals(contactFullName)) {
             if (getAndroidId() != null) {
                 if (contact.getAndroidId() != null) {
-                    return getAndroidId().compareTo(contact.getAndroidId());
+                    int idComp = getAndroidId().compareTo(contact.getAndroidId());
+                    if (idComp == 0) return 0;
+                    List<LinphoneNumberOrAddress> noas1 = getNumbersOrAddresses();
+                    List<LinphoneNumberOrAddress> noas2 = contact.getNumbersOrAddresses();
+                    if (noas1.size() == noas2.size()) {
+                        if (noas1.containsAll(noas2) && noas2.containsAll(noas1)) {
+                            return 0;
+                        }
+                        return -1;
+                    }
+                    return ((Integer)noas1.size()).compareTo(noas2.size());
                 }
                 return -1;
             }

src/android/org/linphone/contacts/LinphoneNumberOrAddress.java

@@ -49,13 +49,15 @@ public class LinphoneNumberOrAddress implements Serializable, Comparable<Linphon
 
     @Override
     public int compareTo(LinphoneNumberOrAddress noa) {
-        String value = noa.getValue();
+        if (value != null) {
-        if (noa.isSIPAddress() == isSIPAddress() && value != null) {
+            if (noa.isSIPAddress() && isSIPAddress()) {
-            return value.compareTo(getValue());
+                return value.compareTo(noa.getValue());
-        } else {
+            } else if (!noa.isSIPAddress() && !isSIPAddress()) {
-            return isSIPAddress() ? -1 : 1;
+                return getNormalizedPhone().compareTo(noa.getNormalizedPhone());
             }
         }
+        return -1;
+    }
 
     @Override
     public boolean equals(Object obj) {