CWMSVUE-611 - Moved nullable field string conversion method into base class for broad usage

Author: rma-bryson

cwms-http-client/src/main/java/mil/army/usace/hec/cwms/http/client/EndpointInput.java

@@ -24,7 +24,14 @@
 
 package mil.army.usace.hec.cwms.http.client;
 
+import java.util.Optional;
+
 public abstract class EndpointInput {
 
     protected abstract HttpRequestBuilder addInputParameters(HttpRequestBuilder httpRequestBuilder);
+
+    protected static <T> String getNullableFieldString(T field)
+    {
+        return Optional.ofNullable(field).map(Object::toString).orElse(null);
+    }
 }

cwms-radar-client/src/main/java/mil/army/usace/hec/cwms/radar/client/controllers/MeasurementEndpointInput.java

@@ -27,7 +27,6 @@
 import java.time.Instant;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Optional;
 import mil.army.usace.hec.cwms.http.client.EndpointInput;
 import mil.army.usace.hec.cwms.http.client.HttpRequestBuilder;
 import mil.army.usace.hec.cwms.radar.client.model.Measurement;
@@ -181,12 +180,6 @@ protected HttpRequestBuilder addInputParameters(HttpRequestBuilder httpRequestBu
         }
     }
 
-    private static <T> String getNullableFieldString(T field)
-    {
-        return Optional.ofNullable(field).map(Object::toString).orElse(null);
-    }
-
-
     public static final class Post extends EndpointInput {
         static final String FAIL_IF_EXISTS_QUERY_PARAMETER = "fail-if-exists";
         private final List<Measurement> measurements;