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JSON

JSON is a light-weight data format used to exchange data between systems in a standardized way. Have a look at how to work with JSON in Java.

  • Gson (38)
  • Jackson Basics (30)
  • Serialization (18)
  • JsonNode (14)
  • JSONObject (9)
  • Java Null (7)
  • Exception (6)
  • Apache Avro (3)
  • Java HashMap (3)

>> Mapping a org.json.JSONObject to a POJO

>> Resolving JSONException: JSONObject text must begin with ‘{‘ in Java

>> Getting the List of All Keys Under a JSONObject Using GSON

>> Preventing Jackson From Fetching Lazy Entity Fields

>> Deserialize to a Map with Correct Type for Each Value

>> Custom ObjectMapper with Jersey and Jackson

>> How to Get JSON Response With Selenium

>> Should Jackson’s ObjectMapper be Declared as a Static Field?

>> Convert JSON Object to JSON Array in Java

>> @Expose vs @SerializedName Annotations in Gson

>> Extracting Flat and Nested Keys from a JSONObject

>> Dynamically Ignoring Fields in Jackson

>> Generate Avro Schema From Certain Java Class

>> How to Distinguish Between Field Absent vs. Null in Jackson

>> JSON Unit Test Assertions Using JsonUnit

>> Fix the JsonMappingException: Can not deserialize instance of java.util.HashMap out of START_ARRAY token

>> Convert JSON to Avro Object

>> Convert Avro File to JSON File in Java

>> Assert Collection of JSON Objects Ignoring Order

>> Using findValue() to Get the Value for a Nested Key in Jackson

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