cloud.agileframework.elasticsearch.types

接口 TypeHelper<T>

类型参数:

T - The Java type to which conversion is provided.

所有已知实现类:

BinaryType, BooleanType, ByteType, DateType, DoubleType, FloatType, IntegerType, LongType, NumberType, ShortType, StringType, TimestampType, TimeType

public interface TypeHelper<T>

Provides conversion of Object instances to Java type T where possible.

Used by TypeConverter instances to perform object cross conversions.

方法概要

限定符和类型	方法和说明
T	fromValue(Object value, Map<String,Object> conversionParams) Returns an Object as an equivalent instance of type T
String	getTypeName() Indicative name of the type T
default SQLDataException	objectConversionException(Object value)
default SQLDataException	stringConversionException(String value, Throwable cause)
default SQLDataException	valueOutOfRangeException(Object value)

方法详细资料

stringConversionException

default SQLDataException stringConversionException(String value,
                                                   Throwable cause)

objectConversionException

default SQLDataException objectConversionException(Object value)

valueOutOfRangeException

default SQLDataException valueOutOfRangeException(Object value)

fromValue

T fromValue(Object value,
            Map<String,Object> conversionParams)
     throws SQLException

Returns an Object as an equivalent instance of type T

参数:

value - Object instance to convert

conversionParams - Optional parameters to use for conversion

返回:

instance of type T

抛出:

SQLException - if there is a problem in carrying out the conversion

getTypeName

String getTypeName()

Indicative name of the type T

返回: