perfsonar development work

Author: dante.delvaux
Date: 2014-03-13 12:45:36 +0000 (Thu, 13 Mar 2014)
New Revision: 6504

Modified:
   
trunk/perfsonar-java-sql-ma/src/main/java/org/perfsonar/service/measurementArchive/sqlType/FlywayServletListener.java
Log:
SQL MA: better error reporting when no connection to MySQL DB is possible, 
see PSSERVICES-691

Modified: 
trunk/perfsonar-java-sql-ma/src/main/java/org/perfsonar/service/measurementArchive/sqlType/FlywayServletListener.java
===================================================================
--- 
trunk/perfsonar-java-sql-ma/src/main/java/org/perfsonar/service/measurementArchive/sqlType/FlywayServletListener.java
       2014-03-13 10:38:53 UTC (rev 6503)
+++ 
trunk/perfsonar-java-sql-ma/src/main/java/org/perfsonar/service/measurementArchive/sqlType/FlywayServletListener.java
       2014-03-13 12:45:36 UTC (rev 6504)
@@ -34,8 +34,17 @@
                 .info("flyway.setLocations to db/migration/" + 
jdbc.getDialect());
             flyway.migrate();
         } catch (FlywayException e) {
+            System.err.println(e.getMessage());
             ((LoggerComponent) 
components.getComponent(ComponentNames.LOGGER))
                 .fatal("Failed to initialize database: " + e.getMessage());
+            if (e.getMessage() == "Unable to obtain Jdbc connection from 
DataSource") {
+                String msg = "This error usually means that the MySQL 
database engine is not reachable.\n\n"
+                        + "Please check that your MySQL engine is running 
and accepting connections. "
+                        + "Double check your JDBC configuration (username, 
password and URL) "
+                        + "in the WebAdmin or in the service.properties 
file.\n";
+                System.err.println(msg);
+                ((LoggerComponent) 
components.getComponent(ComponentNames.LOGGER)).fatal(msg);
+            }
             throw new RuntimeException("Failed to initialize database: " + 
e.getMessage(), e);
         }
     }