Serializable
JSONArray
, JSONNull
, JSONObject
public interface JSON extends Serializable
JSONObject
, a JSONArray
or a
JSONNull
.Modifier and Type | Method | Description |
---|---|---|
boolean |
isArray() |
Returns true if this object is a JSONArray, false otherwise.
|
boolean |
isEmpty() |
Returns true if this object has no elements or keys.
|
int |
size() |
Returns the number of properties in an object or the size of the array.
|
String |
toString(int indentFactor) |
Make a prettyprinted JSON text.
|
String |
toString(int indentFactor,
int indent) |
Make a prettyprinted JSON text.
|
Writer |
write(Writer writer) |
Write the contents as JSON text to a writer.
|
Writer |
writeCanonical(Writer w) |
Writes the canonicalized form of this JSON object.
|
boolean isArray()
boolean isEmpty()
JSONException
- if called on a 'null' objectint size()
JSONException
- if called on a 'null' objectString toString(int indentFactor)
indentFactor
- The number of spaces to add to each level of
indentation.{
(left
brace) and ending with }
(right
brace).JSONException
- If the object contains an invalid number.String toString(int indentFactor, int indent)
indentFactor
- The number of spaces to add to each level of
indentation.indent
- The indentation of the top level.{
(left brace)
and ending with }
(right brace).JSONException
- If the object contains an invalid number.Writer write(Writer writer) throws IOException
JSONException
IOException
Writer writeCanonical(Writer w) throws IOException
IOException
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