MonadicJValue

Value Members

1. final def !=(arg0: Any): Boolean

   

   Definition Classes

   Any

2. final def ##(): Int

   

   Definition Classes

   Any

3. final def ==(arg0: Any): Boolean

   

   Definition Classes

   Any

4. def \[A <: JValue](clazz: Class[A]): List[\.A.Values]

   

   XPath-like expression to query JSON fields by type.

   XPath-like expression to query JSON fields by type. Matches only fields on next level.

   Example:

   json \ classOf[JInt]
   

5. def \(nameToFind: String): JValue

   

   XPath-like expression to query JSON fields by name.

   XPath-like expression to query JSON fields by name. Matches only fields on next level.

   Example:

   json \ "name"
   

6. def \\[A <: JValue](clazz: Class[A]): List[\\.A.Values]

   

   XPath-like expression to query JSON fields by type.

   XPath-like expression to query JSON fields by type. Returns all matching fields.

   Example:

   json \\ classOf[JInt]
   

7. def \\(nameToFind: String): JValue

   

   XPath-like expression to query JSON fields by name.

   XPath-like expression to query JSON fields by name. Returns all matching fields.

   Example:

   json \\ "name"
   

8. final def asInstanceOf[T0]: T0

   

   Definition Classes

   Any

9. def camelizeKeys: JValue

   

   Camelize all the keys in this org.json4s.JValue

10. def filter(p: (JValue) ⇒ Boolean): List[JValue]

    

    Return a List of all values which matches the given predicate.

    Return a List of all values which matches the given predicate.

    Example:

    JArray(JInt(1) :: JInt(2) :: Nil) filter { case JInt(x) => x > 1; case _ => false }
    

11. def filterField(p: (JField) ⇒ Boolean): List[JField]

    

    Return a List of all fields which matches the given predicate.

    Return a List of all fields which matches the given predicate.

    Example:

    JObject(("age", JInt(10)) :: Nil) filterField {
      case ("age", JInt(x)) if x > 18 => true
      case _          => false
    }
    

12. def find(p: (JValue) ⇒ Boolean): Option[JValue]

    

    Return the first element from JSON which matches the given predicate.

    Return the first element from JSON which matches the given predicate.

    Example:

    JArray(JInt(1) :: JInt(2) :: Nil) find { _ == JInt(2) } == Some(JInt(2))
    

13. def findField(p: (JField) ⇒ Boolean): Option[JField]

    

    Return the first field from JSON which matches the given predicate.

    Return the first field from JSON which matches the given predicate.

    Example:

    JObject(("age", JInt(2))) findField { case (n, v) => n == "age" }
    

14. def fold[A](z: A)(f: (A, JValue) ⇒ A): A

    

    Return a combined value by folding over JSON by applying a function f for each element.

    Return a combined value by folding over JSON by applying a function f for each element. The initial value is z.

15. def foldField[A](z: A)(f: (A, JField) ⇒ A): A

    

    Return a combined value by folding over JSON by applying a function f for each field.

    Return a combined value by folding over JSON by applying a function f for each field. The initial value is z.

16. def getClass(): Class[_ <: AnyVal]

    

    Definition Classes

    AnyVal → Any

17. final def isInstanceOf[T0]: Boolean

    

    Definition Classes

    Any

18. def map(f: (JValue) ⇒ JValue): JValue

    

    Return a new JValue resulting from applying the given function f to each value in JSON.

    Return a new JValue resulting from applying the given function f to each value in JSON.

    Example:

    JArray(JInt(1) :: JInt(2) :: Nil) map {
      case JInt(x) => JInt(x+1)
      case x => x
    }
    

19. def mapField(f: (JField) ⇒ JField): JValue

    

    Return a new JValue resulting from applying the given function f to each field in JSON.

    Return a new JValue resulting from applying the given function f to each field in JSON.

    Example:

    JObject(("age", JInt(10)) :: Nil) mapField {
      case ("age", JInt(x)) => ("age", JInt(x+1))
      case x => x
    }
    

20. def noNulls: JValue

    

    Remove the org.json4s.JNothing and org.json4s.JNull from a org.json4s.JArray or org.json4s.JObject

21. def pascalizeKeys: JValue

    

    Pascalize all the keys in this org.json4s.JValue

22. def remove(p: (JValue) ⇒ Boolean): JValue

    

    Return a JSON where all values matching the given predicate are removed.

    Return a JSON where all values matching the given predicate are removed.

    Example:

    JArray(JInt(1) :: JInt(2) :: JNull :: Nil) remove { _ == JNull }
    

23. def removeField(p: (JField) ⇒ Boolean): JValue

    

    Return a JSON where all fields matching the given predicate are removed.

    Return a JSON where all fields matching the given predicate are removed.

    Example:

    JObject(("age", JInt(10)) :: Nil) removeField {
      case ("age", _) => true
      case _          => false
    }
    

24. def replace(l: List[String], replacement: JValue): JValue

    

    Return a new JValue resulting from replacing the value at the specified field path with the replacement value provided.

    Return a new JValue resulting from replacing the value at the specified field path with the replacement value provided. This has no effect if the path is empty or if the value is not a JObject or JArray instance. If the path is a JArray you must use the following annotation "foo[]", each element, or foo[index], one element.

    Example:

    JObject(List(JField("foo", JObject(List(JField("bar", JInt(1))))))).replace("foo" :: "bar" :: Nil, JString("baz"))
    // returns JObject(List(JField("foo", JObject(List(JField("bar", JString("baz")))))))
    

    JObject(List(JField("foo", JArray(List(JObject(List(JField("bar", JInt(1)))), JObject(List(JField("bar", JInt(2))))))))).replace("foo[]" :: "bar" :: Nil, JString("baz"))
    // returns JObject(List((foo,JArray(List(JObject(List((bar,JString(baz)))), JObject(List((bar,JString(baz)))))))))
    

    JObject(List(JField("foo", JArray(List(JObject(List(JField("bar", JInt(1)))), JObject(List(JField("bar", JInt(2))))))))).replace("foo[0]" :: "bar" :: Nil, JString("baz"))
    // returns JObject(List((foo,JArray(List(JObject(List((bar,JString(baz)))), JObject(List((bar,JInt(2)))))))))
    

25. def snakizeKeys: JValue

    

    Underscore all the keys in this org.json4s.JValue

26. def toString(): String

    

    Definition Classes

    Any

27. def transform(f: PartialFunction[JValue, JValue]): JValue

    

    Return a new JValue resulting from applying the given partial function f to each value in JSON.

    Return a new JValue resulting from applying the given partial function f to each value in JSON.

    Example:

    JArray(JInt(1) :: JInt(2) :: Nil) transform { case JInt(x) => JInt(x+1) }
    

28. def transformField(f: PartialFunction[JField, JField]): JValue

    

    Return a new JValue resulting from applying the given partial function f to each field in JSON.

    Return a new JValue resulting from applying the given partial function f to each field in JSON.

    Example:

    JObject(("age", JInt(10)) :: Nil) transformField {
      case ("age", JInt(x)) => ("age", JInt(x+1))
    }
    

29. def underscoreCamelCaseKeysOnly: JValue

    

    Underscore the camel cased only keys in this org.json4s.JValue

30. def underscoreKeys: JValue

    

    Underscore all the keys in this org.json4s.JValue

31. def withFilter(p: (JValue) ⇒ Boolean): JValueWithFilter