JDBC drivers: fix 'Unsupported URL' – drivers might be called witrh wrong URLs and then they should (according to the JavaDoc) return null instead of throwing an exception.
This problem occurred when --test-connection was testing multiple connections in parallel.
--- a/java/jdbc-dk-driver/src/info/globalcode/sql/dk/jdbc/Driver.java Tue Feb 26 16:36:45 2019 +0100
+++ b/java/jdbc-dk-driver/src/info/globalcode/sql/dk/jdbc/Driver.java Tue Feb 26 17:31:41 2019 +0100
@@ -86,7 +86,8 @@
throw new SQLException("Unable to load SQL-DK configuration for name: " + name, e);
}
} else {
- throw new SQLException("Unsupported URL: " + url);
+ // The driver should return "null" if it realizes it is the wrong kind of driver to connect to the given URL.
+ return null;
}
}
--- a/java/jdbc-loopback-driver/src/info/globalcode/jdbc/loopback/Driver.java Tue Feb 26 16:36:45 2019 +0100
+++ b/java/jdbc-loopback-driver/src/info/globalcode/jdbc/loopback/Driver.java Tue Feb 26 17:31:41 2019 +0100
@@ -46,7 +46,8 @@
if (acceptsURL(url)) {
return new Connection(url, info);
} else {
- throw new SQLException("Unsupported URL: " + url);
+ // The driver should return "null" if it realizes it is the wrong kind of driver to connect to the given URL.
+ return null;
}
}