CHANGELOG.md

+## [18.5.1](https://gitlab.ics.muni.cz/perun/perun-proxyidp/v1/OpenID-Connect-Java-Spring-Server/compare/v18.5.0...v18.5.1) (2024-05-15)
+
+
+### Bug Fixes
+
+* 🐛 claim modifiers in arrays retain only unique values ([5d2750d](https://gitlab.ics.muni.cz/perun/perun-proxyidp/v1/OpenID-Connect-Java-Spring-Server/commit/5d2750d55c0acf3f7fb76f4b549de5e45d789300))
+
 # [18.5.0](https://gitlab.ics.muni.cz/perun/perun-proxyidp/v1/OpenID-Connect-Java-Spring-Server/compare/v18.4.0...v18.5.0) (2024-05-15)
 
 

perun-oidc-server-webapp/pom.xml

@@ -21,7 +21,7 @@
 	<parent>
 		<groupId>cz.muni.ics</groupId>
 		<artifactId>perun-oidc-parent</artifactId>
-		<version>18.5.0</version>
+		<version>18.5.1</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

perun-oidc-server/pom.xml

@@ -22,7 +22,7 @@
 	<parent>
 		<groupId>cz.muni.ics</groupId>
 		<artifactId>perun-oidc-parent</artifactId>
-		<version>18.5.0</version>
+		<version>18.5.1</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

perun-oidc-server/src/main/java/cz/muni/ics/oidc/server/userInfo/PerunUserInfoCacheLoader.java

@@ -303,18 +303,22 @@ public class PerunUserInfoCacheLoader extends CacheLoader<UserInfoCacheKey, User
             return TextNode.valueOf(modifier.modify(claimInJson.asText()));
         } else if (claimInJson.isArray()) {
             ArrayNode arrayNode = (ArrayNode) claimInJson;
-            ArrayNode newArrayNode = JsonNodeFactory.instance.arrayNode();
+            Set<TextNode> uniqueValues = new HashSet<>();
             for (int i = 0; i < arrayNode.size(); i++) {
                 JsonNode item = arrayNode.get(i);
                 if (item.isTextual()) {
                     String original = item.asText();
                     String modified = modifier.modify(original);
                     if (!modifier.isReplaceOldValue()) {
-                        newArrayNode.add(TextNode.valueOf(original));
+                        uniqueValues.add(TextNode.valueOf(original));
                     }
-                    newArrayNode.add(TextNode.valueOf(modified));
+                    uniqueValues.add(TextNode.valueOf(modified));
                 }
             }
+            ArrayNode newArrayNode = JsonNodeFactory.instance.arrayNode();
+            for (TextNode child : uniqueValues) {
+                newArrayNode.add(child);
+            }
             return newArrayNode;
         } else {
             log.warn("Original value is neither string nor array of strings - cannot modify values");

pom.xml

@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>cz.muni.ics</groupId>
 	<artifactId>perun-oidc-parent</artifactId>
-	<version>18.5.0</version>
+	<version>18.5.1</version>
 	<packaging>pom</packaging>
 
 	<modules>