Fix error messaging from prometheus. (#1029)

vamsimanohar · web-flow · commit 4a9cef32ac6a · 2022-11-04T10:47:31.000-07:00
Signed-off-by: vamsi-amazon &lt;reddyvam@amazon.com&gt;
diff --git a/prometheus/src/main/java/org/opensearch/sql/prometheus/client/PrometheusClientImpl.java b/prometheus/src/main/java/org/opensearch/sql/prometheus/client/PrometheusClientImpl.java
@@ -106,7 +106,8 @@ private JSONObject readResponse(Response response) throws IOException {
       }
     } else {
       throw new RuntimeException(
-          String.format("Request to Prometheus is Unsuccessful with : %s", response.message()));
+          String.format("Request to Prometheus is Unsuccessful with : %s", Objects.requireNonNull(
+              response.body(), "Response body can't be null").string()));
     }
   }
 

Original file line number	Diff line number	Diff line change
`@@ -106,7 +106,8 @@ private JSONObject readResponse(Response response) throws IOException {`
`106`	`106`	`}`
`107`	`107`	`} else {`
`108`	`108`	`throw new RuntimeException(`
`109`		`- String.format("Request to Prometheus is Unsuccessful with : %s", response.message()));`
	`109`	`+ String.format("Request to Prometheus is Unsuccessful with : %s", Objects.requireNonNull(`
	`110`	`+ response.body(), "Response body can't be null").string()));`
`110`	`111`	`}`
`111`	`112`	`}`
`112`	`113`