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-rw-r--r--src/main/java/design/model/Swing.java4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/main/java/design/model/Swing.java b/src/main/java/design/model/Swing.java
index a93b66f..43c20f0 100644
--- a/src/main/java/design/model/Swing.java
+++ b/src/main/java/design/model/Swing.java
@@ -1,7 +1,11 @@
package design.model;
+import com.fasterxml.jackson.annotation.JsonIdentityReference;
+
public class Swing {
private final int distance;
+
+ @JsonIdentityReference(alwaysAsId = true)
private final Club clubUsed;
public Swing(int distance, Club clubUsed) {