Also serializing the full name of a Node as name in Neo4J (#1063)

* Also serializing the full name of a Node as `name` in Neo4J
* Update libs.versions.toml (Neo4J OGM to 4.0.2)
* Added comments to NameConverter

cpg-core/src/main/java/de/fraunhofer/aisec/cpg/helpers/NameConverter.kt

@@ -41,16 +41,27 @@ class NameConverter : CompositeAttributeConverter<Name> {
 
     companion object {
         const val FIELD_FULL_NAME = "fullName"
+        const val FIELD_NAME = "name"
         const val FIELD_LOCAL_NAME = "localName"
         const val FIELD_NAME_DELIMITER = "nameDelimiter"
     }
 
     override fun toGraphProperties(value: Name): MutableMap<String, *> {
         val map = mutableMapOf<String, String>()
+        // The full name of the node
         map[FIELD_FULL_NAME] = value.toString()
+
+        // The local name of the node
         map[FIELD_LOCAL_NAME] = value.localName
+
+        // The delimiter
         map[FIELD_NAME_DELIMITER] = value.delimiter
 
+        // For reasons such as backwards compatibility and the fact that Neo4J likes to display
+        // nodes in the UI with a "name" field as default, we also persist the full name (aka the
+        // toString() representation) as "name"
+        map[FIELD_NAME] = value.toString()
+
         return map
     }
 

gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [versions]
 kotlin = "1.8.0"
-neo4j = "4.0.1"
+neo4j = "4.0.2"
 log4j = "2.19.0"
 sonarqube = "3.5.0.2730"
 spotless = "6.14.0"