[playframework#1099] Fix ProxiDriver in order to compile with JDK 1.7…

… and JDK 1.6

framework/src/play/db/DBPlugin.java

@@ -1,6 +1,9 @@
 package play.db;
 
 import com.mchange.v2.c3p0.ConnectionCustomizer;
+
+import java.sql.SQLFeatureNotSupportedException;
+
 import play.Play;
 import play.PlayPlugin;
 import play.mvc.Http;
@@ -136,13 +139,6 @@ public static class ProxyDriver implements Driver {
             this.driver = d;
         }
 
-        /*
-         * JDK 7 compatibility
-         */
-        public Logger getParentLogger() {
-            return null;
-        }
-
         public boolean acceptsURL(String u) throws SQLException {
             return this.driver.acceptsURL(u);
         }
@@ -166,6 +162,17 @@ public DriverPropertyInfo[] getPropertyInfo(String u, Properties p) throws SQLEx
         public boolean jdbcCompliant() {
             return this.driver.jdbcCompliant();
         }
+
+        // Method not annotated with @Override since getParentLogger() is a new method
+        // in the CommonDataSource interface starting with JDK7 and this annotation
+        // would cause compilation errors with JDK6.
+        public java.util.logging.Logger getParentLogger() throws SQLFeatureNotSupportedException {
+            try {
+                return (java.util.logging.Logger) Driver.class.getDeclaredMethod("getParentLogger").invoke(this.driver);
+            } catch (Throwable e) {
+                return null;
+            }
+        }
     }