Adding a quick logger to core

Author: cody-constine-ttd

src/main/java/com/uid2/core/service/SaltMetadataProvider.java

@@ -6,6 +6,8 @@
 import io.vertx.core.json.Json;
 import io.vertx.core.json.JsonArray;
 import io.vertx.core.json.JsonObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.io.InputStream;
@@ -15,6 +17,7 @@
 import static com.uid2.core.util.MetadataHelper.readToEndAsString;
 
 public class SaltMetadataProvider implements ISaltMetadataProvider {
+    private static final Logger LOGGER = LoggerFactory.getLogger(SaltMetadataProvider.class);
 
     public static final String SaltsMetadataPathName = "salts_metadata_path";
 
@@ -33,6 +36,7 @@ public SaltMetadataProvider(ICloudStorage fileStreamProvider, ICloudStorage down
     @Override
     public String getMetadata(OperatorInfo info) throws Exception {
         String pathname = getMetadataPathName(info, SecretStore.Global.get(SaltsMetadataPathName));
+        LOGGER.info("Metadata path: {}", pathname);
         String original = readToEndAsString(metadataStreamProvider.download(pathname));
         JsonObject main = (JsonObject) Json.decodeValue(original);
         JsonArray salts = main.getJsonArray("salts");