java.lang.Object
- com.alibaba.fastjson.JSON
- - com.alibaba.fastjson.JSONArray

All Implemented Interfaces:

JSONAware, Serializable, Cloneable, Iterable<Object>, Collection<Object>, List<Object>
```
public class JSONArray
extends JSON
implements List<Object>, Serializable, Cloneable
```
See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

protected Type componentType

protected Object relatedArray
- Fields inherited from class com.alibaba.fastjson.JSON
  DEFAULT_GENERATE_FEATURE, DEFAULT_PARSER_FEATURE, DEFAULT_TYPE_KEY, defaultLocale, defaultTimeZone, DEFFAULT_DATE_FORMAT, VERSION

Constructor Summary

Constructors
Constructor Description

JSONArray()

JSONArray(int initialCapacity)

JSONArray(List list)

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`add(int index, Object element)`
`boolean`	`add(Object item)`
`boolean`	`addAll(int index, Collection c)`
`boolean`	`addAll(Collection c)`
`void`	`clear()`
`JSONArray`	`clone()`
`boolean`	`contains(Object o)`
`boolean`	`containsAll(Collection c)`
`boolean`	`equals(Object obj)`
`JSONArray`	`fluentAdd(Object e)`
`JSONArray`	`fluentAddAll(Collection<?> c)`
`JSONArray`	`fluentClear()`
`JSONArray`	`fluentRemove(int index)`
`JSONArray`	`fluentRemove(Object o)`
`JSONArray`	`fluentRemoveAll(Collection<?> c)`
`JSONArray`	`fluentSet(int index, Object element)`
`Object`	`get(int index)`
`BigDecimal`	`getBigDecimal(int index)`
`BigInteger`	`getBigInteger(int index)`
`Boolean`	`getBoolean(int index)`
`boolean`	`getBooleanValue(int index)`
`Byte`	`getByte(int index)`
`byte`	`getByteValue(int index)`	Returns a byte value at the specified location in this `JSONArray`.
`Type`	`getComponentType()`	Deprecated.
`Date`	`getDate(int index)`
`Double`	`getDouble(int index)`
`double`	`getDoubleValue(int index)`	Returns a double value at the specified location in this `JSONArray`.
`Float`	`getFloat(int index)`
`float`	`getFloatValue(int index)`	Returns a float value at the specified location in this `JSONArray`.
`Integer`	`getInteger(int index)`
`int`	`getIntValue(int index)`
`JSONArray`	`getJSONArray(int index)`
`JSONObject`	`getJSONObject(int index)`
`Long`	`getLong(int index)`
`long`	`getLongValue(int index)`
`<T> T`	`getObject(int index, Class<T> clazz)`
`<T> T`	`getObject(int index, Type type)`
`Object`	`getRelatedArray()`	Deprecated.
`Short`	`getShort(int index)`
`short`	`getShortValue(int index)`	Returns a short value at the specified location in this `JSONArray`.
`Date`	`getSqlDate(int index)`
`String`	`getString(int index)`
`Timestamp`	`getTimestamp(int index)`
`int`	`hashCode()`
`int`	`indexOf(Object o)`
`boolean`	`isEmpty()`
`Iterator`	`iterator()`
`int`	`lastIndexOf(Object o)`
`ListIterator`	`listIterator()`
`ListIterator`	`listIterator(int index)`
`Object`	`remove(int index)`
`boolean`	`remove(Object o)`
`boolean`	`removeAll(Collection c)`
`boolean`	`retainAll(Collection c)`
`Object`	`set(int index, Object element)`
`void`	`setComponentType(Type componentType)`	Deprecated.
`void`	`setRelatedArray(Object relatedArray)`	Deprecated.
`int`	`size()`
`List`	`subList(int fromIndex, int toIndex)`
`Object[]`	`toArray()`
`Object[]`	`toArray(Object[] a)`
`<T> List<T>`	`toJavaList(Class<T> clazz)`
`<T> T`	`toJavaObject(Class<T> clazz)`
`<T> T`	`toJavaObject(Type type)`
`String`	`toString()`

Methods inherited from class com.alibaba.fastjson.JSON
addMixInAnnotations, clearMixInAnnotations, configFilter, createReadContext, createReadContext, createWriteContext, getMixInAnnotations, isValid, isValidArray, isValidObject, parse, parse, parse, parse, parse, parse, parse, parse, parse, parseArray, parseArray, parseArray, parseArray, parseArray, parseArray, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, parseObject, removeMixInAnnotations, toJavaObject, toJavaObject, toJSON, toJSON, toJSON, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONBytes, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONString, toJSONStringWithDateFormat, toJSONStringZ, toString, writeJSONString, writeJSONString, writeJSONString, writeJSONString, writeJSONString, writeJSONString, writeJSONString, writeJSONString, writeJSONString, writeJSONString

Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection
parallelStream, removeIf, stream, toArray

Methods inherited from interface java.lang.Iterable
forEach

Methods inherited from interface java.util.List
replaceAll, sort, spliterator

- Field Detail
  - relatedArray
```
protected transient Object relatedArray
```
  - componentType
```
protected transient Type componentType
```
- Constructor Detail
  - JSONArray
```
public JSONArray()
```
  - JSONArray
```
public JSONArray(List list)
```
  - JSONArray
```
public JSONArray(int initialCapacity)
```
- Method Detail
  - getByte
```
public Byte getByte(int index)
```
  - getShort
```
public Short getShort(int index)
```
  - getFloat
```
public Float getFloat(int index)
```
  - getDouble
```
public Double getDouble(int index)
```
  - getIntValue
```
public int getIntValue(int index)
```
  - getBigDecimal
```
public BigDecimal getBigDecimal(int index)
```
  - getLongValue
```
public long getLongValue(int index)
```
  - getInteger
```
public Integer getInteger(int index)
```
  - getLong
```
public Long getLong(int index)
```
  - getBooleanValue
```
public boolean getBooleanValue(int index)
```
  - getBoolean
```
public Boolean getBoolean(int index)
```
  - getJSONObject
```
public JSONObject getJSONObject(int index)
```
  - size
```
public int size()
```
    Specified by:
    
    size in interface Collection<Object>
    
    Specified by:
    
    size in interface List<Object>
  - isEmpty
```
public boolean isEmpty()
```
    Specified by:
    
    isEmpty in interface Collection<Object>
    
    Specified by:
    
    isEmpty in interface List<Object>
  - contains
```
public boolean contains(Object o)
```
    Specified by:
    
    contains in interface Collection<Object>
    
    Specified by:
    
    contains in interface List<Object>
  - iterator
```
public Iterator iterator()
```
    Specified by:
    
    iterator in interface Collection<Object>
    
    Specified by:
    
    iterator in interface Iterable<Object>
    
    Specified by:
    
    iterator in interface List<Object>
  - toArray
```
public Object[] toArray()
```
    Specified by:
    
    toArray in interface Collection<Object>
    
    Specified by:
    
    toArray in interface List<Object>
  - toArray
```
public Object[] toArray(Object[] a)
```
    Specified by:
    
    toArray in interface Collection<Object>
    
    Specified by:
    
    toArray in interface List<Object>
  - add
```
public boolean add(Object item)
```
    Specified by:
    
    add in interface Collection<Object>
    
    Specified by:
    
    add in interface List<Object>
  - remove
```
public boolean remove(Object o)
```
    Specified by:
    
    remove in interface Collection<Object>
    
    Specified by:
    
    remove in interface List<Object>
  - addAll
```
public boolean addAll(Collection c)
```
    Specified by:
    
    addAll in interface Collection<Object>
    
    Specified by:
    
    addAll in interface List<Object>
  - addAll
```
public boolean addAll(int index,
                      Collection c)
```
    Specified by:
    
    addAll in interface List<Object>
  - clear
```
public void clear()
```
    Specified by:
    
    clear in interface Collection<Object>
    
    Specified by:
    
    clear in interface List<Object>
  - fluentClear
```
public JSONArray fluentClear()
```
  - fluentRemove
```
public JSONArray fluentRemove(int index)
```
  - fluentRemove
```
public JSONArray fluentRemove(Object o)
```
  - fluentSet
```
public JSONArray fluentSet(int index,
                           Object element)
```
  - fluentRemoveAll
```
public JSONArray fluentRemoveAll(Collection<?> c)
```
  - fluentAddAll
```
public JSONArray fluentAddAll(Collection<?> c)
```
  - getShortValue
```
public short getShortValue(int index)
```
    Returns a short value at the specified location in this JSONArray.
    
    Parameters:
    
    index - index of the element to return
    
    Returns:
    
    short
    
    Throws:
    
    NumberFormatException - If the value of get is String and it contains no parsable short
    
    JSONException - Unsupported type conversion to short value
    
    IndexOutOfBoundsException - if the index is out of range (index < 0 || index >= size())
  - getFloatValue
```
public float getFloatValue(int index)
```
    Returns a float value at the specified location in this JSONArray.
    
    Parameters:
    
    index - index of the element to return
    
    Returns:
    
    float
    
    Throws:
    
    NumberFormatException - If the value of get is String and it contains no parsable float
    
    JSONException - Unsupported type conversion to float value
    
    IndexOutOfBoundsException - if the index is out of range (index < 0 || index >= size())
  - getDoubleValue
```
public double getDoubleValue(int index)
```
    Returns a double value at the specified location in this JSONArray.
    
    Parameters:
    
    index - index of the element to return
    
    Returns:
    
    double
    
    Throws:
    
    NumberFormatException - If the value of get is String and it contains no parsable double
    
    JSONException - Unsupported type conversion to double value
    
    IndexOutOfBoundsException - if the index is out of range (index < 0 || index >= size())
  - retainAll
```
public boolean retainAll(Collection c)
```
    Specified by:
    
    retainAll in interface Collection<Object>
    
    Specified by:
    
    retainAll in interface List<Object>
  - removeAll
```
public boolean removeAll(Collection c)
```
    Specified by:
    
    removeAll in interface Collection<Object>
    
    Specified by:
    
    removeAll in interface List<Object>
  - containsAll
```
public boolean containsAll(Collection c)
```
    Specified by:
    
    containsAll in interface Collection<Object>
    
    Specified by:
    
    containsAll in interface List<Object>
  - get
```
public Object get(int index)
```
    Specified by:
    
    get in interface List<Object>
  - getByteValue
```
public byte getByteValue(int index)
```
    Returns a byte value at the specified location in this JSONArray.
    
    Parameters:
    
    index - index of the element to return
    
    Returns:
    
    byte
    
    Throws:
    
    NumberFormatException - If the value of get is String and it contains no parsable byte
    
    JSONException - Unsupported type conversion to byte value
    
    IndexOutOfBoundsException - if the index is out of range (index < 0 || index >= size())
  - getBigInteger
```
public BigInteger getBigInteger(int index)
```
  - getSqlDate
```
public Date getSqlDate(int index)
```
  - getTimestamp
```
public Timestamp getTimestamp(int index)
```
  - getDate
```
public Date getDate(int index)
```
  - set
```
public Object set(int index,
                  Object element)
```
    Specified by:
    
    set in interface List<Object>
  - add
```
public void add(int index,
                Object element)
```
    Specified by:
    
    add in interface List<Object>
  - remove
```
public Object remove(int index)
```
    Specified by:
    
    remove in interface List<Object>
  - indexOf
```
public int indexOf(Object o)
```
    Specified by:
    
    indexOf in interface List<Object>
  - lastIndexOf
```
public int lastIndexOf(Object o)
```
    Specified by:
    
    lastIndexOf in interface List<Object>
  - listIterator
```
public ListIterator listIterator()
```
    Specified by:
    
    listIterator in interface List<Object>
  - listIterator
```
public ListIterator listIterator(int index)
```
    Specified by:
    
    listIterator in interface List<Object>
  - subList
```
public List subList(int fromIndex,
                    int toIndex)
```
    Specified by:
    
    subList in interface List<Object>
  - getString
```
public String getString(int index)
```
  - getJSONArray
```
public JSONArray getJSONArray(int index)
```
  - getObject
```
public <T> T getObject(int index,
                       Type type)
```
  - getObject
```
public <T> T getObject(int index,
                       Class<T> clazz)
```
  - toJavaList
```
public <T> List<T> toJavaList(Class<T> clazz)
```
  - fluentAdd
```
public JSONArray fluentAdd(Object e)
```
  - toJavaObject
```
public <T> T toJavaObject(Class<T> clazz)
```
    Specified by:
    
    toJavaObject in class JSON
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - clone
```
public JSONArray clone()
```
    Overrides:
    
    clone in class Object
  - hashCode
```
public int hashCode()
```
    Specified by:
    
    hashCode in interface Collection<Object>
    
    Specified by:
    
    hashCode in interface List<Object>
    
    Overrides:
    
    hashCode in class Object
  - equals
```
public boolean equals(Object obj)
```
    Specified by:
    
    equals in interface Collection<Object>
    
    Specified by:
    
    equals in interface List<Object>
    
    Overrides:
    
    equals in class Object
  - toJavaObject
```
public <T> T toJavaObject(Type type)
```
    Specified by:
    
    toJavaObject in class JSON
  - getComponentType
```
@Deprecated
public Type getComponentType()
```
    Deprecated.
  - setComponentType
```
@Deprecated
public void setComponentType(Type componentType)
```
    Deprecated.
  - getRelatedArray
```
@Deprecated
public Object getRelatedArray()
```
    Deprecated.
  - setRelatedArray
```
@Deprecated
public void setRelatedArray(Object relatedArray)
```
    Deprecated.

Modifier and Type	Field	Description
`protected Type`	`componentType`
`protected Object`	`relatedArray`

Constructor	Description
`JSONArray()`
`JSONArray(int initialCapacity)`
`JSONArray(List list)`

Class JSONArray

Field Summary

Fields inherited from class com.alibaba.fastjson.JSON

Constructor Summary

Method Summary

Methods inherited from class com.alibaba.fastjson.JSON

Methods inherited from class java.lang.Object

Methods inherited from interface java.util.Collection

Methods inherited from interface java.lang.Iterable

Methods inherited from interface java.util.List

Field Detail

relatedArray

componentType

Constructor Detail

JSONArray

JSONArray

JSONArray

Method Detail

getByte

getShort

getFloat

getDouble

getIntValue

getBigDecimal

getLongValue

getInteger

getLong

getBooleanValue

getBoolean

getJSONObject

size

isEmpty

contains

iterator

toArray

toArray

add

remove

addAll

addAll

clear

fluentClear

fluentRemove

fluentRemove

fluentSet

fluentRemoveAll

fluentAddAll

getShortValue

getFloatValue

getDoubleValue

retainAll

removeAll

containsAll

get

getByteValue

getBigInteger

getSqlDate

getTimestamp

getDate

set

add

remove

indexOf

lastIndexOf

listIterator

listIterator

subList

getString

getJSONArray

getObject

getObject

toJavaList

fluentAdd

toJavaObject

toString

clone

hashCode

equals

toJavaObject

getComponentType