SONARPLUGINS-2468 Improve the error message when the bootstrapper fails to connect to server

2 files changed, 9 insertions, 1 deletions

diff --git a/src/main/java/org/sonar/runner/Bootstrapper.java b/src/main/java/org/sonar/runner/Bootstrapper.java
index 63fdad5..d201f47 100644
--- a/src/main/java/org/sonar/runner/Bootstrapper.java
+++ b/src/main/java/org/sonar/runner/Bootstrapper.java
@@ -25,6 +25,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.Reader;
+import java.net.ConnectException;
 import java.net.HttpURLConnection;
 import java.net.MalformedURLException;
 import java.net.URL;
@@ -74,6 +75,9 @@ class Bootstrapper {
     if (serverVersion == null) {
       try {
         serverVersion = remoteContent(VERSION_PATH);
+      } catch (ConnectException e) {
+        Logs.error("Sonar server '" + serverUrl + "' can not be reached");
+        throw new IllegalStateException("Fail to request server version", e);
       } catch (IOException e) {
         throw new IllegalStateException("Fail to request server version", e);
       }
diff --git a/src/main/java/org/sonar/runner/Logs.java b/src/main/java/org/sonar/runner/Logs.java
index b0ad8c0..3ce1cca 100644
--- a/src/main/java/org/sonar/runner/Logs.java
+++ b/src/main/java/org/sonar/runner/Logs.java
@@ -24,6 +24,10 @@ final class Logs {
   }
 
   static void info(String message) {
-    System.out.println(message); // NOSONAR
+    System.out.println(message);
+  }
+
+  static void error(String message) {
+    System.err.println("ERROR: " + message);
   }
 }