add: значение аттбибута как список

build.gradle

@@ -1,3 +1,5 @@
+//file:noinspection GroovyAssignabilityCheck
+//file:noinspection GrUnresolvedAccess
 plugins {
     id "java-library"
     id "maven-publish"
@@ -14,7 +16,7 @@ compileJava {
 }
 
 group = "ru.di9"
-version = "1.2"
+version = "1.2.1"
 
 repositories {
     mavenLocal()
@@ -24,17 +26,16 @@ repositories {
 dependencies {
     api("it.unimi.dsi:fastutil:8.5.12")
 
-    def junit5_version = "5.9.2"
-    testImplementation("org.junit.jupiter:junit-jupiter-api:${junit5_version}")
-    testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:${junit5_version}")
+    def junit5Version = "5.9.2"
+    testImplementation("org.junit.jupiter:junit-jupiter-api:$junit5Version")
+    testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:$junit5Version")
 }
 
 test {
     useJUnitPlatform()
 }
 
-publishing {
-    publications {
+publishing.publications {
     mavenBinary(MavenPublication) {
         groupId = project.group
         artifactId = project.name
@@ -42,5 +43,4 @@ publishing {
 
         from components.java
     }
-    }
 }

src/main/java/ru/di9/xml/XmlElement.java

@@ -80,6 +80,14 @@ public class XmlElement implements Iterable<XmlElement> {
         }
     }
 
+    public List<String> getAttributeAsListString(String key) {
+        if (element.hasAttribute(key)) {
+            return Arrays.asList(element.getAttribute(key).split(","));
+        } else {
+            return Collections.emptyList();
+        }
+    }
+
     @Override
     public Iterator<XmlElement> iterator() {
         return new XmlElementIterator(element.getChildNodes());