Merge pull request #30 from OHDSI/ARACHNE-1634-1.9.0-hot-fixes

Arachne 1634 1.9.0 hot fixes

src/main/docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM hub.arachnenetwork.com/r-env:1.0.0
+FROM hub.arachnenetwork.com/r-env:1.0.2
 MAINTAINER alexandr.ryabokon@odysseusinc.com
 VOLUME /tmp
 ADD execution-engine.jar /execution-engine.jar

src/main/java/com/odysseusinc/arachne/executionengine/config/DriverManagerConfig.java

@@ -0,0 +1,24 @@
+package com.odysseusinc.arachne.executionengine.config;
+
+import java.sql.Driver;
+import java.sql.DriverManager;
+import javax.annotation.PostConstruct;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class DriverManagerConfig {
+
+    private static final Logger log = LoggerFactory.getLogger(DriverManagerConfig.class);
+
+    @PostConstruct
+    public void logLoadedDrivers() {
+
+        java.util.Enumeration<Driver> drivers =  DriverManager.getDrivers();
+        while (drivers.hasMoreElements()) {
+            Driver d = drivers.nextElement();
+            log.info("Loaded JDBC driver: " + d.getClass().getName() + ". Version: " + d.getMajorVersion() + "." + d.getMinorVersion());
+        }
+    }
+}