Fix latest batch of null warnings

[deliverable/tracecompass.git] / ctf / org.eclipse.tracecompass.ctf.core / src / org / eclipse / tracecompass / ctf / core / event / types / ICompositeDefinition.java

diff --git a/ctf/org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/ctf/core/event/types/ICompositeDefinition.java b/ctf/org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/ctf/core/event/types/ICompositeDefinition.java
index a459ac3da50c8cd334627113f93bb097584d3587..302bbda0913e6b399d6cec88f23ebfbcd9da257a 100644 (file)
--- a/ctf/org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/ctf/core/event/types/ICompositeDefinition.java
+++ b/ctf/org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/ctf/core/event/types/ICompositeDefinition.java
@@ -14,6 +14,8 @@ package org.eclipse.tracecompass.ctf.core.event.types;
 
 import java.util.List;
 
+import org.eclipse.jdt.annotation.NonNull;
+
 /**
  * Interface for data definitions containing heterogenous definitions
  * (subfields)
@@ -36,6 +38,6 @@ public interface ICompositeDefinition extends IDefinition {
      *
      * @return the field names array
      */
-    List<String> getFieldNames();
+    List<@NonNull String> getFieldNames();
 
 }