Java Jackson JSON Tutorial with Examples

Jackson is a very popular and efficient Java-based library to serialize or map Java objects to JSON and vice versa. This tutorial contains a large number of articles/posts that demonstrate the basic and advanced Jackson library API features and their usage with lots of examples.

JSON and Java Conversion using Jackson Library

Jackson - Convert Java Object to/from JSON Example  (popular)

Jackson - List, Set, and Map Serialization and Deserialization in Java Examples

Change Field Name in JSON using Jackson  (popular)

How to Read / Write JSON Using Jackson JsonParser and JsonGenerator

Jackson - Enable Pretty Print JSON Output  (popular)

Jackson - Ignore Fields or Properties on Serialization

Jackson Ignore Null and Empty Fields on Serialization  (popular)

ObjectMapper - Java to JSON   (popular)

ObjectMapper - JSON to Java Object  (popular)

Convert List to JSON Array Using Jackson  (popular)

Convert Set to JSON Array Using Jackson  (popular)

Jackson - Convert Map to JSON Object  (popular)

Jackson – Convert JSON string to Map  (popular)

Java Jackson Parse JSON Example
Convert JSON string to Map in Java
Convert Map to JSON array string in Java
Java Jackson JSON Ignore Unknown Fields
Convert JSON to String in Java

Jackson Annotations

Java Jackson @JsonIgnore
Java Jackson @JsonProperty
Java Jackson @JsonInclude
Java Jackson @JsonFormat
Java Jackson @JsonTypeInfo
Java Jackson @JsonSubTypes
Java Jackson @JsonTypeName
Java Jackson @JsonCreator
Java Jackson @JsonValue
Java Jackson @JsonRootName
Java Jackson @JsonAnyGetter
Java Jackson @JsonGetter
Java Jackson @JsonPropertyOrder
Java Jackson @JsonRawValue
Java Jackson @JsonSerialize
Java Jackson @JacksonInject
Java Jackson @JsonAnySetter
Java Jackson @JsonSetter
Java Jackson @JsonDeserialize
Java Jackson @JsonAlias
Java Jackson @JsonIgnoreProperties
Java Jackson @JsonIgnoreType
Java Jackson @JsonManagedReference
Java Jackson @JsonBackReference
Jackson @JsonInclude Example

Jackson @JsonIgnore, @JsonIgnoreProperties and @JsonIgnoreType

Jackson @JsonPropertyOrder Example

Jackson APIs

Jackson ObjectMapper writeValueAsString()
Java Jackson ObjectMapper readValue()

Jackson XML Examples

Java Jackson XML to Map
Java Jackson XML Custom Deserializer