com.jn.langx.util.valuegetter

接口 ValueGetter2<K>

所有超级接口:

Factory<K,Object>, Supplier<K,Object>, ValueGetter<K,Object>

所有已知子接口:

Accessor<K,T>

所有已知实现类:

AbstractAccessor, ArrayAccessor, BasedStringAccessor, EnvironmentAccessor, FieldAccessor, HttpQueryStringAccessor, MapAccessor, MultiValueMapAccessor, PropertiesAccessor, PropertySourceAccessor, StringMapAccessor, TreeNode, Tuple, XmlElementAttributeAccessor, XmlNodeContentAccessor

public interface ValueGetter2<K>
extends ValueGetter<K,Object>

方法概要

限定符和类型	方法和说明
Object	get(K key)
Object	get(K key, Function<Object,Object> mapper)
<E> E	getAny(K... keys)
<E> E	getAny(Predicate2<K,E> predicate, K... keys)
Boolean	getBoolean(K key)
Boolean	getBoolean(K key, Boolean defaultValue)
Boolean	getBoolean(K key, Function<Object,Boolean> mapper)
Byte	getByte(K key)
Byte	getByte(K key, Byte defaultValue)
Byte	getByte(K key, Function<Object,Byte> mapper)
Character	getCharacter(K key)
Character	getCharacter(K key, Character defaultValue)
Character	getCharacter(K key, Function<Object,Character> mapper)
Double	getDouble(K key)
Double	getDouble(K key, Double defaultValue)
Double	getDouble(K key, Function<Object,Double> mapper)
Float	getFloat(K key)
Float	getFloat(K key, Float defaultValue)
Float	getFloat(K key, Function<Object,Float> mapper)
Integer	getInteger(K key)
Integer	getInteger(K key, Function<Object,Integer> mapper)
Integer	getInteger(K key, Integer defaultValue)
Long	getLong(K key)
Long	getLong(K key, Function<Object,Long> mapper)
Long	getLong(K key, Long defaultValue)
Short	getShort(K key)
Short	getShort(K key, Function<Object,Short> mapper)
Short	getShort(K key, Short defaultValue)
String	getString(K key)
String	getString(K key, Function<Object,String> mapper)
String	getString(K key, String defaultValue)
boolean	has(K key)
boolean	isEmpty(K key) key对应的值，可以被Objs.isEmpty 判断为true
boolean	isNull(K key) 指定key不存在，或者存在key但值为null，这两种情况都返回true

方法详细资料

get

Object get(K key)

指定者:

get 在接口中 Factory<K,Object>

指定者:

get 在接口中 Supplier<K,Object>

指定者:

get 在接口中 ValueGetter<K,Object>

isNull

boolean isNull(K key)

指定key不存在，或者存在key但值为null，这两种情况都返回true

参数:

key - the key

返回:

whether the value is null for the specified key

isEmpty

boolean isEmpty(K key)

key对应的值，可以被Objs.isEmpty 判断为true

参数:

key - the key

返回:

whether the value is empty for the specified key

has

boolean has(K key)

get

Object get(K key,
           @NonNull
           Function<Object,Object> mapper)

getString

String getString(K key)

getString

String getString(K key,
                 String defaultValue)

getString

String getString(K key,
                 @NonNull
                 Function<Object,String> mapper)

getCharacter

Character getCharacter(K key)

getCharacter

Character getCharacter(K key,
                       Character defaultValue)

getCharacter

Character getCharacter(K key,
                       @NonNull
                       Function<Object,Character> mapper)

getByte

Byte getByte(K key)

getByte

Byte getByte(K key,
             Byte defaultValue)

getByte

Byte getByte(K key,
             @NonNull
             Function<Object,Byte> mapper)

getShort

Short getShort(K key)

getShort

Short getShort(K key,
               Short defaultValue)

getShort

Short getShort(K key,
               @NonNull
               Function<Object,Short> mapper)

getInteger

Integer getInteger(K key)

getInteger

Integer getInteger(K key,
                   Integer defaultValue)

getInteger

Integer getInteger(K key,
                   @NonNull
                   Function<Object,Integer> mapper)

getDouble

Double getDouble(K key)

getDouble

Double getDouble(K key,
                 Double defaultValue)

getDouble

Double getDouble(K key,
                 @NonNull
                 Function<Object,Double> mapper)

getFloat

Float getFloat(K key)

getFloat

Float getFloat(K key,
               Float defaultValue)

getFloat

Float getFloat(K key,
               @NonNull
               Function<Object,Float> mapper)

getLong

Long getLong(K key)

getLong

Long getLong(K key,
             Long defaultValue)

getLong

Long getLong(K key,
             @NonNull
             Function<Object,Long> mapper)

getBoolean

Boolean getBoolean(K key)

getBoolean

Boolean getBoolean(K key,
                   Boolean defaultValue)

getBoolean

Boolean getBoolean(K key,
                   @NonNull
                   Function<Object,Boolean> mapper)

getAny

<E> E getAny(K... keys)

getAny

<E> E getAny(Predicate2<K,E> predicate,
             K... keys)