X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/184354ffb71ea643b62c01c8406402ea4f492ac1..9e6a3534275d5bac8454792e05280f13fa5ef13c:/src/main/java/org/asamk/signal/util/Util.java

diff --git a/src/main/java/org/asamk/signal/util/Util.java b/src/main/java/org/asamk/signal/util/Util.java
index 5a1dcdda..79a6587b 100644
--- a/src/main/java/org/asamk/signal/util/Util.java
+++ b/src/main/java/org/asamk/signal/util/Util.java
@@ -2,6 +2,13 @@ package org.asamk.signal.util;
 
 import com.fasterxml.jackson.databind.JsonNode;
 
+import org.asamk.signal.manager.groups.GroupId;
+import org.asamk.signal.manager.groups.GroupIdFormatException;
+import org.whispersystems.signalservice.api.push.SignalServiceAddress;
+import org.whispersystems.signalservice.api.util.InvalidNumberException;
+import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
+import org.whispersystems.signalservice.api.util.UuidUtil;
+
 import java.io.InvalidObjectException;
 
 public class Util {
@@ -34,9 +41,26 @@ public class Util {
     public static JsonNode getNotNullNode(JsonNode parent, String name) throws InvalidObjectException {
         JsonNode node = parent.get(name);
         if (node == null) {
-            throw new InvalidObjectException(String.format("Incorrect file format: expected parameter %s not found ", name));
+            throw new InvalidObjectException(String.format("Incorrect file format: expected parameter %s not found ",
+                    name));
         }
 
         return node;
     }
+
+    public static GroupId decodeGroupId(String groupId) throws GroupIdFormatException {
+        return GroupId.fromBase64(groupId);
+    }
+
+    public static String canonicalizeNumber(String number, String localNumber) throws InvalidNumberException {
+        return PhoneNumberFormatter.formatNumber(number, localNumber);
+    }
+
+    public static SignalServiceAddress getSignalServiceAddressFromIdentifier(final String identifier) {
+        if (UuidUtil.isUuid(identifier)) {
+            return new SignalServiceAddress(UuidUtil.parseOrNull(identifier), null);
+        } else {
+            return new SignalServiceAddress(null, identifier);
+        }
+    }
 }