Updated form field response bean

src/main/java/net/gepafin/tendermanagement/util/Utils.java

@@ -1,19 +1,25 @@
 package net.gepafin.tendermanagement.util;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.json.JsonReadFeature;
+import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 import io.micrometer.common.util.StringUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.nio.charset.StandardCharsets;
 import java.util.Base64;
 import java.util.List;
+import java.util.Map;
 import java.util.function.Consumer;
 import java.util.function.Supplier;
 import java.util.stream.Collectors;
 
+
 public class Utils {
 
 	public static final Logger log = LoggerFactory.getLogger(Utils.class);
@@ -82,5 +88,46 @@ public class Utils {
             setter.accept(newValue);
         }
     }
+	public static <T> String convertListToJsonString(List<T> list) {
+		try {
+			return mapper.writeValueAsString(list);
+		} catch (JsonProcessingException e) {
+			e.printStackTrace();
+			// Handle exception or throw a custom exception
+			return null;
+		}
+	}
+	public static <T> List<T> convertJsonStringToList(String jsonString, Class<T> clazz) {
+		try {
+			return mapper.readValue(jsonString, new TypeReference<List<T>>() {});
+		} catch (Exception e) {
+			e.printStackTrace();
+			// Handle the exception appropriately (e.g., throw a custom exception)
+			return null;
+		}
+	}
+	public static String convertMapIntoJsonString(Map<String, Object> map) {
+		try {
+			ObjectMapper mapper = new ObjectMapper();
+			if (MapUtils.isNotEmpty(map)) {
+				return mapper.writeValueAsString(map);
+			}
+		} catch (JsonProcessingException e) {
+			log.error(e.getMessage());
+		}
+		return null;
+	}
+	public static Map<String, Object> convertIntoJson(String jsonString) {
+		if (jsonString != null && !jsonString.isEmpty()) {
+			try {
+				ObjectMapper mapper = new ObjectMapper();
+				mapper.configure(JsonReadFeature.ALLOW_UNESCAPED_CONTROL_CHARS.mappedFeature(), true);
+				return mapper.readValue(jsonString, Map.class);
+			} catch (Exception e) {
+				log.error(e.getMessage());
+			}
+		}
+		return null;
+	}
 
 }