Package sk.antons.json

Interface JsonArray

All Superinterfaces:

JsonValue

All Known Implementing Classes:

JsonArrayImpl

public interface JsonArray
extends JsonValue

Json array instance.

Author:

antons

Method Summary

Modifier and Type	Method	Description
JsonArray	add(JsonValue value)	Adds new element to json array.
JsonArray	add(JsonValue value, int index)	Adds new element to json array at specified position.
void	clear()	Clears content of json array.
JsonValue	first()	Reads first element of json array.
JsonValue	get(int index)	Reads n'th item from json array.
boolean	isEmpty()	Checks if this json array contains no value.
JsonValue	last()	Reads last element of json array.
JsonValue	remove(int index)	Removes n'th element from json array.
int	size()	Size of json array.
List<JsonValue>	toList()	Converts this instance to regulat list of values.

Methods inherited from interface sk.antons.json.JsonValue

asArray, asBoolLiteral, asExpLiteral, asFracLiteral, asIntLiteral, asLiteral, asNullLiteral, asObject, asStringLiteral, asTemplateParam, copy, find, find, findAll, findAllLiterals, findFirst, findFirstLiteral, isArray, isBoolLiteral, isDescendantOf, isExpLiteral, isFracLiteral, isIntLiteral, isLiteral, isNullLiteral, isObject, isStringLiteral, name, parent, parentIndex, path, pathAsString, remove, replaceBy, toCompactString, toPrettyString, writeCompact, writePretty

Method Details

isEmpty

boolean isEmpty()

Checks if this json array contains no value.

Returns:

true if json array is empty.

size

int size()

Size of json array.

Returns:

size of json array.

clear

void clear()

Clears content of json array.

get

JsonValue get(int index)

Reads n'th item from json array.

Parameters:

index - order if returned item (first element has index=0)

Returns:

element of json array at 'index' position

first

JsonValue first()

Reads first element of json array.

Returns:

first element of json array or null if array is empty.

last

JsonValue last()

Reads last element of json array.

Returns:

last element of json array or null if array is empty.

remove

JsonValue remove(int index)

Removes n'th element from json array.

Parameters:

index - position of element in json array which should be removed

Returns:

removed element

add

JsonArray add(JsonValue value)

Adds new element to json array.

Parameters:

value - value to be added to the array. Should not be empty

Returns:

this json array instance

add

JsonArray add(JsonValue value,
 int index)

Adds new element to json array at specified position.

Parameters:

value - value to be added to the array. Should not be empty

index - position where value should be added;

Returns:

this json array instance

toList

List<JsonValue> toList()

Converts this instance to regulat list of values.

Returns:

list of json array values.