--- /dev/null
+package org.asamk.signal.manager.api;
+
+import org.asamk.signal.manager.storage.recipients.RecipientAddress;
+
+public class UnregisteredRecipientException extends Exception {
+
+ private final RecipientAddress sender;
+
+ public UnregisteredRecipientException(final RecipientAddress sender) {
+ super("Unregistered user: " + sender.getIdentifier());
+ this.sender = sender;
+ }
+
+ public RecipientAddress getSender() {
+ return sender;
+ }
+}