added logging in repo import

src/de/uni_passau/fim/seibt/gitwrapper/repo/GitWrapper.java

@@ -138,7 +138,7 @@ public class GitWrapper extends ToolWrapper {
             return Optional.empty();
         }
 
-        // TODO add fallback method for determining URL, add Logging
+        // TODO add fallback method for determining URL
 
         Optional<ExecRes> result = exec(directory, "config", "--get", "remote.origin.url");
         Optional<String> url = result.map(res -> {
@@ -146,6 +146,7 @@ public class GitWrapper extends ToolWrapper {
 
             if (failed(res) || (repoUrl = res.getStdOutTrimmed()).isEmpty()) {
                 // there was no remote url
+                LOG.fine(String.format("Repository %s does not hab an origin url, using the local path", directory));
                 repoUrl = directory.getAbsolutePath();
             }