io.keikai.json

Class JSONObject<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

io.keikai.json.JSONObject<K,V>

All Implemented Interfaces:

JSONAware, Serializable, Cloneable, Map<K,V>

public class JSONObject<K,V>
extends LinkedHashMap<K,V>
implements Map<K,V>, JSONAware

A JSON object. Key value pairs are in the order of adding. JSONObject supports java.util.Map interface.

Author:

FangYidong

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
JSONObject()
JSONObject(int initialCapacity)
JSONObject(int initialCapacity, float loadFactor)
JSONObject(int initialCapacity, float loadFactor, boolean accessOrder)
JSONObject(K key, V value)
JSONObject(Map<? extends K,? extends V> m)

Method Summary

Modifier and Type	Method and Description
String	toJSONString() Encodes this object to a JSON string.
static String	toJSONString(Map map) Convert (aka., encode) a map to JSON text.
String	toString() Encodes this object to a JSON string.
static String	toString(String key, Object value)

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, removeEldestEntry, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Constructor Detail

JSONObject

public JSONObject()

JSONObject

public JSONObject(int initialCapacity,
                  float loadFactor)

JSONObject

public JSONObject(int initialCapacity)

JSONObject

public JSONObject(Map<? extends K,? extends V> m)

JSONObject

public JSONObject(int initialCapacity,
                  float loadFactor,
                  boolean accessOrder)

JSONObject

public JSONObject(K key,
                  V value)

Method Detail

toJSONString

public static String toJSONString(Map map)

Convert (aka., encode) a map to JSON text. The result is a JSON object. If this map is also a JSONAware, JSONAware specific behaviors will be omitted at this top level.

Parameters:

map -

Returns:

JSON text, or "null" if map is null.

See Also:

JSONValue.toJSONString(Object)

toJSONString

public String toJSONString()

Encodes this object to a JSON string. It is the same as toString().

Specified by:

toJSONString in interface JSONAware

Returns:

JSON text

toString

public String toString()

Encodes this object to a JSON string. It is the same as toJSONString().

Overrides:

toString in class AbstractMap<K,V>

toString

public static String toString(String key,
                              Object value)