JsonValue (Jakarta EE Core Profile API)

All Known Subinterfaces:

JsonArray, JsonNumber, JsonObject, JsonString, JsonStructure
```
public interface JsonValue
```
JsonValue represents an immutable JSON value.
A JSON value is one of the following: an object (JsonObject), an array (JsonArray), a number (JsonNumber), a string (JsonString), true (JsonValue.TRUE), false (JsonValue.FALSE), or null (JsonValue.NULL).

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class JsonValue.ValueType
Indicates the type of a JsonValue object.

Field Summary

Fields
Modifier and Type	Field	Description
`static JsonArray`	`EMPTY_JSON_ARRAY`	The empty JSON array.
`static JsonObject`	`EMPTY_JSON_OBJECT`	The empty JSON object.
`static JsonValue`	`FALSE`	JSON false value.
`static JsonValue`	`NULL`	JSON null value.
`static JsonValue`	`TRUE`	JSON true value.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default JsonArray`	`asJsonArray()`	Return the JsonValue as a JsonArray
`default JsonObject`	`asJsonObject()`	Return the JsonValue as a JsonObject
`JsonValue.ValueType`	`getValueType()`	Returns the value type of this JSON value.
`String`	`toString()`	Returns JSON text for this JSON value.

- Field Detail
  - EMPTY_JSON_OBJECT
```
static final JsonObject EMPTY_JSON_OBJECT
```
    The empty JSON object.
    
    Since:
    
    1.1
  - EMPTY_JSON_ARRAY
```
static final JsonArray EMPTY_JSON_ARRAY
```
    The empty JSON array.
    
    Since:
    
    1.1
  - NULL
```
static final JsonValue NULL
```
    JSON null value.
  - TRUE
```
static final JsonValue TRUE
```
    JSON true value.
  - FALSE
```
static final JsonValue FALSE
```
    JSON false value.
- Method Detail
  - getValueType
```
JsonValue.ValueType getValueType()
```
    Returns the value type of this JSON value.
    
    Returns:
    
    JSON value type
  - asJsonObject
```
default JsonObject asJsonObject()
```
    Return the JsonValue as a JsonObject
    
    Returns:
    
    the JsonValue as a JsonObject
    
    Throws:
    
    ClassCastException - if the JsonValue is not a JsonObject
    
    Since:
    
    1.1
  - asJsonArray
```
default JsonArray asJsonArray()
```
    Return the JsonValue as a JsonArray
    
    Returns:
    
    the JsonValue as a JsonArray
    
    Throws:
    
    ClassCastException - if the JsonValue is not a JsonArray
    
    Since:
    
    1.1
  - toString
```
String toString()
```
    Returns JSON text for this JSON value.
    
    Overrides:
    
    toString in class Object
    
    Returns:
    
    JSON text