1 files changed, 8 insertions, 1 deletions
diff --git a/module/ri-engine/src/main/java/io/trygvis/rules/engine/JinjavaTemplateEngine.java b/module/ri-engine/src/main/java/io/trygvis/rules/engine/JinjavaTemplateEngine.java
index 286029e..ba23089 100644
--- a/module/ri-engine/src/main/java/io/trygvis/rules/engine/JinjavaTemplateEngine.java
+++ b/module/ri-engine/src/main/java/io/trygvis/rules/engine/JinjavaTemplateEngine.java
@@ -3,22 +3,29 @@ package io.trygvis.rules.engine;
 import ch.qos.logback.core.util.FileUtil;
 import com.hubspot.jinjava.Jinjava;
 import org.apache.commons.io.FileUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.util.Map;
+import java.util.Objects;
 
 /**
  * TODO: cache templates.
  */
 public class JinjavaTemplateEngine implements TemplateEngine {
+    private final Logger logger = LoggerFactory.getLogger(getClass());
+
     private final Jinjava jinjava = new Jinjava();
 
     private final TemplateLoader loader;
     private final File basedir;
 
     public JinjavaTemplateEngine(TemplateLoader templateLoader, File basedir) {
+        Objects.requireNonNull(templateLoader);
+        Objects.requireNonNull(basedir);
         this.loader = templateLoader;
         this.basedir = basedir;
     }
@@ -26,7 +33,7 @@ public class JinjavaTemplateEngine implements TemplateEngine {
     @Override
     public void clean() {
         try {
-            System.out.println("Cleaning gen!");
+            logger.info("Removing output directory: {}", basedir);
             FileUtils.deleteDirectory(basedir);
         } catch (IOException e) {
             throw new RuntimeException(e);