org.dromara.hutool.core.convert.impl

Class CollectionConverter

java.lang.Object

org.dromara.hutool.core.convert.impl.CollectionConverter

All Implemented Interfaces:

Serializable, Converter, MatcherConverter

public class CollectionConverter
extends Object
implements MatcherConverter, Serializable

各种集合类转换器

Since:

3.0.8

Author:

Looly

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static CollectionConverter	INSTANCE 单例实体

Constructor Summary

Constructors

Constructor and Description
CollectionConverter()

Method Summary

Modifier and Type	Method and Description
Collection<?>	convert(Type targetType, Object value) 转换为指定类型 如果类型无法确定，将读取默认值的类型做为目标类型
Collection<?>	convert(Type collectionType, Type elementType, Object value) 转换
boolean	match(Type targetType, Class<?> rawType, Object value) 判断需要转换的对象是否匹配当前转换器，满足则转换，否则跳过

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.dromara.hutool.core.convert.MatcherConverter

match

Methods inherited from interface org.dromara.hutool.core.convert.Converter

convert, convert, identity

Field Detail

INSTANCE

public static CollectionConverter INSTANCE

单例实体

Constructor Detail

CollectionConverter

public CollectionConverter()

Method Detail

match

public boolean match(Type targetType,
                     Class<?> rawType,
                     Object value)

Description copied from interface: MatcherConverter

判断需要转换的对象是否匹配当前转换器，满足则转换，否则跳过

Specified by:

match in interface MatcherConverter

Parameters:

targetType - 转换的目标类型，不能为null

rawType - 目标原始类型，当targetType为Class时，和此参数一致，不能为null

value - 需要转换的值

Returns:

是否匹配

convert

public Collection<?> convert(Type targetType,
                             Object value)

Description copied from interface: Converter

转换为指定类型
如果类型无法确定，将读取默认值的类型做为目标类型

Specified by:

convert in interface Converter

Parameters:

targetType - 目标Type，非泛型类使用

value - 原始值，如果对象实现了此接口，则value为this

Returns:

转换后的值

convert

public Collection<?> convert(Type collectionType,
                             Type elementType,
                             Object value)

转换

Parameters:

collectionType - 集合类型

elementType - 集合中元素类型

value - 被转换的值

Returns:

转换后的集合对象