Merge branch '68-example'

Author: nebhale

README.md

@@ -71,7 +71,10 @@ ConnectionFactory connectionFactory = ConnectionFactories.get(ConnectionFactoryO
    .option(DATABASE, "...")  // optional
    .build());
 
-Mono<Connection> connection = connectionFactory.create();
+Publisher<? extends Connection> connectionPublisher = connectionFactory.create();
+
+// Alternative: Creating a Mono using Project Reactor
+Mono<Connection> connectionMono = Mono.from(connectionFactory.create());
 ```
 
 Supported Connection Factory Discovery options:

src/main/java/io/r2dbc/postgresql/PostgresqlConnectionFactoryProvider.java

@@ -23,6 +23,7 @@
 
 import static io.r2dbc.spi.ConnectionFactoryOptions.CONNECT_TIMEOUT;
 import static io.r2dbc.spi.ConnectionFactoryOptions.DATABASE;
+import static io.r2dbc.spi.ConnectionFactoryOptions.DRIVER;
 import static io.r2dbc.spi.ConnectionFactoryOptions.HOST;
 import static io.r2dbc.spi.ConnectionFactoryOptions.PASSWORD;
 import static io.r2dbc.spi.ConnectionFactoryOptions.PORT;
@@ -74,7 +75,7 @@ public PostgresqlConnectionFactory create(ConnectionFactoryOptions connectionFac
     public boolean supports(ConnectionFactoryOptions connectionFactoryOptions) {
         Assert.requireNonNull(connectionFactoryOptions, "connectionFactoryOptions must not be null");
 
-        String driver = connectionFactoryOptions.getValue(ConnectionFactoryOptions.DRIVER);
+        String driver = connectionFactoryOptions.getValue(DRIVER);
         if (driver == null || !driver.equals(POSTGRESQL_DRIVER)) {
             return false;
         }