Module bus.extra
Package org.miaixz.bus.extra.json

Class JsonKit

java.lang.Object
org.miaixz.bus.extra.json.JsonKit
public class JsonKit extends Object
A utility class for JSON operations, which automatically identifies the underlying JSON provider via SPI. This class acts as a facade, providing static methods for common JSON serialization and deserialization tasks.
Since:
Java 17+
Author:
Kimi Liu

  • Constructor Details

    • JsonKit

      public JsonKit()

  • Method Details

    • getProvider

      public static JsonProvider getProvider()
      Retrieves the globally available singleton JSON provider instance.
      Returns:
      The singleton JsonProvider instance.

    • toJsonString

      public static String toJsonString(Object object)
      Converts an object into its JSON string representation.
      Parameters:
      object - The object to be converted.
      Returns:
      The JSON string representation of the object.

    • toJsonString

      public static String toJsonString(Object object, String format)
      Converts an object into its JSON string representation, with a specified date format.
      Parameters:
      object - The object to be converted.
      format - The date format string, e.g., "yyyy-MM-dd HH:mm:ss".
      Returns:
      The JSON string representation of the object.

    • toPojo

      public static <T> T toPojo(String json, Class<T> clazz)
      Parses a JSON string into an object of the specified class.
      Type Parameters:
      T - The type of the target object.
      Parameters:
      json - The JSON string to be parsed.
      clazz - The class of the target object.
      Returns:
      The parsed object.

    • toPojo

      public static <T> T toPojo(Map map, Class<T> clazz)
      Converts a Map into an object of the specified class.
      Type Parameters:
      T - The type of the target object.
      Parameters:
      map - The source map.
      clazz - The class of the target object.
      Returns:
      The object converted from the map.

    • toList

      public static List toList(String json)
      Parses a JSON string into a List.
      Parameters:
      json - The JSON string to be parsed.
      Returns:
      The resulting List.

    • toList

      public static <T> List<T> toList(String json, Type type)
      Parses a JSON string into a List of a specific generic type.
      Type Parameters:
      T - The generic type of the elements in the list.
      Parameters:
      json - The JSON string to be parsed.
      type - The Type representing the list's generic type.
      Returns:
      The resulting List.

    • toList

      public static <T> List<T> toList(String json, Class<T> clazz)
      Parses a JSON string into a List of objects of the specified class.
      Type Parameters:
      T - The type of the elements in the list.
      Parameters:
      json - The JSON string to be parsed.
      clazz - The class of the elements in the list.
      Returns:
      The resulting List.

    • toMap

      public static Map toMap(String json)
      Parses a JSON string into a Map.
      Parameters:
      json - The JSON string to be parsed.
      Returns:
      The resulting Map.

    • toMap

      public static Map toMap(Object object)
      Converts an object into a Map.
      Parameters:
      object - The object to be converted.
      Returns:
      The resulting Map.

    • getValue

      public static <T> T getValue(String json, String field)
      Extracts the value of a specific field from a JSON string.
      Type Parameters:
      T - The type of the value to be returned.
      Parameters:
      json - The JSON string to be parsed.
      field - The name of the field whose value is to be extracted.
      Returns:
      The value of the specified field.

    • isJson

      public static boolean isJson(String json)
      Checks if a given string is a valid JSON string.
      Parameters:
      json - The string to be checked.
      Returns:
      true if the string is a valid JSON, false otherwise.