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-rw-r--r--models-interactions/model-impl/so/src/main/java/org/onap/policy/so/SoManager.java1
1 files changed, 1 insertions, 0 deletions
diff --git a/models-interactions/model-impl/so/src/main/java/org/onap/policy/so/SoManager.java b/models-interactions/model-impl/so/src/main/java/org/onap/policy/so/SoManager.java
index 888afe2ae..6e2494b72 100644
--- a/models-interactions/model-impl/so/src/main/java/org/onap/policy/so/SoManager.java
+++ b/models-interactions/model-impl/so/src/main/java/org/onap/policy/so/SoManager.java
@@ -68,6 +68,7 @@ public final class SoManager {
private String user;
private String password;
+ @FunctionalInterface
public interface SoCallback {
public void onSoResponseWrapper(SoResponseWrapper wrapper);
}