Always return a task description even when it cannot be serialized.

Signed-off-by: dblock <dblock@amazon.com>

Author: dblock

server/src/main/java/org/opensearch/action/search/SearchTask.java

@@ -80,7 +80,11 @@ public SearchTask(
 
     @Override
     public final String getDescription() {
-        return descriptionSupplier.get();
+        try {
+            return descriptionSupplier.get();
+        } catch(UnsupportedOperationException e) {
+            return e.getMessage();
+        }
     }
 
     @Override

server/src/test/java/org/opensearch/search/geo/GeoPointShapeQueryTests.java

@@ -143,8 +143,6 @@ public void testQueryLinearRing() throws Exception {
                 e.getCause().getMessage(),
                 containsString("Field [" + defaultGeoFieldName + "] does not support LINEARRING queries")
             );
-        } catch (UnsupportedOperationException e) {
-            assertThat(e.getMessage(), containsString("line ring cannot be serialized using GeoJson"));
         }
     }