#2800: Report inner exceptions for more context on failures

flyway · May 6, 2020 · 99b8a23 · 99b8a23
1 parent 05e427d
commit 99b8a23
Showing 1 changed file with 13 additions and 6 deletions.
diff --git a/flyway-commandline/src/main/java/org/flywaydb/commandline/Main.java b/flyway-commandline/src/main/java/org/flywaydb/commandline/Main.java
@@ -132,7 +132,7 @@ public static void main(String[] args) {
                 if (commandLineArguments.getLogLevel() == Level.DEBUG) {
                     LOG.error("Unexpected error", e);
                 } else {
-                    LOG.error(getMessageFromException(e));
+                    LOG.error(getMessagesFromException(e));
                 }
             }
             System.exit(1);
@@ -165,12 +165,19 @@ private static Map<String, String> overrideConfiguration(Map<String, String> exi
     }
 
 
-    static String getMessageFromException(Exception e) {
-        if (e instanceof FlywayException) {
-            return e.getMessage();
-        } else {
-            return e.toString();
+    static String getMessagesFromException(Throwable e) {
+        String condensedMessages = "";
+        String preamble = "";
+        while (e != null) {
+            if (e instanceof FlywayException) {
+                condensedMessages += preamble + e.getMessage();
+            } else {
+                condensedMessages += preamble + e.toString();
+            }
+            preamble = "\r\nCaused by: ";
+            e = e.getCause();
         }
+        return condensedMessages;
     }