annotations

JMRI · May 7, 2020 · ff4018e · ff4018e
1 parent 3606400
commit ff4018e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/java/src/jmri/jmrit/display/layoutEditor/LevelXing.java b/java/src/jmri/jmrit/display/layoutEditor/LevelXing.java
@@ -203,6 +203,7 @@ public Sensor getSensor(Geometry loc) {
         return null;
     }
 
+    @Nonnull
     public String getSignalAName() {
         if (signalAHeadNamed != null) {
             return signalAHeadNamed.getName();
@@ -224,6 +225,7 @@ public void setSignalAName(String signalHead) {
         }
     }
 
+    @Nonnull
     public String getSignalBName() {
         if (signalBHeadNamed != null) {
             return signalBHeadNamed.getName();
@@ -245,6 +247,7 @@ public void setSignalBName(String signalHead) {
         }
     }
 
+    @Nonnull
     public String getSignalCName() {
         if (signalCHeadNamed != null) {
             return signalCHeadNamed.getName();
@@ -266,6 +269,7 @@ public void setSignalCName(String signalHead) {
         }
     }
 
+    @Nonnull
     public String getSignalDName() {
         if (signalDHeadNamed != null) {
             return signalDHeadNamed.getName();