> +
> + /**
> + * Connects to the database using JDBC over the load balancer and
> executes a simple query without creating a database table.
> + * This will verify that the database engine is running on the remote
> instance.
> + *
> + * @param instance The database instance to test against
> + * @return true if connection successful and database engine responsive
> + * @throws TimeoutException
> + */
> + private boolean testDatabase(Instance instance) throws TimeoutException {
> + System.out.println("Connect to database");
> +
> + // See http://dev.mysql.com/doc/refman/5.6/en/connector-j-examples.html
> + Connection conn = null;
> + try {
> + StringBuilder connString = new StringBuilder();
Either way works, javac will create an implicit StringBuilder otherwise. If
you stick with StringBuilder, can you write it like this to avoid duplicate
toString calls:
```
String connString = new StringBuilder()
.append(...)
.build();
```
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