1 files changed, 18 insertions, 7 deletions
diff --git a/hosted-zone-api/src/main/java/ai/vespa/cloud/Cluster.java b/hosted-zone-api/src/main/java/ai/vespa/cloud/Cluster.java
index 218545383e6..ce278848f29 100644
--- a/hosted-zone-api/src/main/java/ai/vespa/cloud/Cluster.java
+++ b/hosted-zone-api/src/main/java/ai/vespa/cloud/Cluster.java
@@ -12,15 +12,25 @@ import java.util.Objects;
  */
 public class Cluster {
 
+    private final String id;
     private final int size;
     private final List<Integer> indices;
 
+    // TODO: Remove on Vespa 9
+    @Deprecated(forRemoval = true)
     public Cluster(int size, List<Integer> indices) {
-        Objects.requireNonNull(indices, "Indices cannot be null!");
+        this("default", size, indices);
+    }
+
+    public Cluster(String id, int size, List<Integer> indices) {
+        this.id = Objects.requireNonNull(id);
         this.size = size;
-        this.indices = Collections.unmodifiableList(indices);
+        this.indices = List.copyOf(Objects.requireNonNull(indices));
     }
 
+    /** Returns the id of this cluster set in services.xml */
+    public String id() { return id; }
+
     /** Returns the number of nodes in this cluster. */
     public int size() { return size; }
 
@@ -32,15 +42,16 @@ public class Cluster {
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
-        Cluster cluster = (Cluster) o;
-        return size == cluster.size &&
-                indices.equals(cluster.indices);
+        if ( ! (o instanceof Cluster other)) return false;
+        if ( ! this.id.equals(other.id)) return false;
+        if ( this.size != other.size) return false;
+        if ( ! this.indices.equals(other.indices)) return false;
+        return true;
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(size, indices);
+        return Objects.hash(id, size, indices);
     }
 
 }