string containing and presenting the forecast prepared

src/main/java/model/WeatherString.java

@@ -0,0 +1,35 @@
+package model;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+
+public class WeatherString {
+    public static String forecastString(String cityName, String response) {
+        String weatherForecast = "";
+
+        try {
+            ObjectMapper objectMapper = new ObjectMapper();
+            JsonNode rootNode = objectMapper.readTree(response);
+
+            String description = rootNode.get("weather").get(0).get("description").asText();
+            double temperature = rootNode.get("main").get("temp").asDouble();
+            int pressure = rootNode.get("main").get("pressure").asInt();
+            int humidity = rootNode.get("main").get("humidity").asInt();
+
+            weatherForecast = String.format("city: %s\n" +
+                    "description: %s\n" +
+                    "temperature[K]: %.2f\n" +
+                    "pressure[hPa]: %d\n" +
+                    "humidity[%%]: %d\n" +
+                    "--------------------", cityName, description, temperature, pressure, humidity);
+
+
+
+        } catch (IOException e) {
+            System.out.println("Blad przy generowaniu prognozy.");
+        }
+        return weatherForecast;
+    }
+}