Start Lambda connection infrastructure

Lambdas/Lists/src/main/java/DBConnector.java

@@ -0,0 +1,32 @@
+import org.json.JSONObject;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+import java.util.Properties;
+
+public class DBConnector {
+
+    Connection connection;
+
+    DBConnector() throws IOException, SQLException {
+        this(loadProperties("dbProperties.json"));
+    }
+
+    DBConnector(Properties dbProperties) throws SQLException {
+        System.out.println(dbProperties);
+        connection = DriverManager.getConnection(dbProperties.get("url").toString(), dbProperties);
+
+    }
+
+    public static Properties loadProperties(String path) throws IOException {
+        Properties toReturn = new Properties();
+        String propertiesJSONString = Files.readString(Path.of(path));
+        JSONObject propertiesJSON = new JSONObject(propertiesJSONString);
+        propertiesJSON.keys().forEachRemaining(key -> toReturn.setProperty(key, propertiesJSON.get(key).toString()));
+        return toReturn;
+    }
+}

Lambdas/Lists/src/main/java/ListAdd.java

@@ -1,3 +1,5 @@
+import java.io.IOException;
+import java.sql.SQLException;
 import java.util.Map;
 
 import com.amazonaws.services.lambda.runtime.Context;
@@ -17,6 +19,13 @@ public class ListAdd implements RequestHandler<Map<String,Object>, String>{
         }
         System.out.println(inputMap.get("context"));
         System.out.println(contextMap.get("sub"));
+        try {
+            System.out.println(new DBConnector());
+        } catch (IOException e) {
+            e.printStackTrace();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
         return null;
     }
 }

Lambdas/Lists/src/main/java/ListAdder.java

@@ -0,0 +1,4 @@
+public class ListAdder {
+
+
+}