org.apache.flink.table.runtime.types

类 ClassDataTypeConverter

java.lang.Object

org.apache.flink.table.runtime.types.ClassDataTypeConverter

public class ClassDataTypeConverter
extends Object

Utils for get DataType from a Class. It must return a DataType. Convert known types by TypeConversions.fromClassToDataType(java.lang.Class<?>). Convert unknown types by LegacyTypeInformationType.

构造器概要

构造器

构造器和说明
ClassDataTypeConverter()

方法概要

限定符和类型	方法和说明
static org.apache.flink.table.types.DataType	fromClassToDataType(Class<?> clazz)

从类继承的方法 java.lang.Object

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

构造器详细资料

ClassDataTypeConverter

public ClassDataTypeConverter()

方法详细资料

fromClassToDataType

public static org.apache.flink.table.types.DataType fromClassToDataType(Class<?> clazz)

参数:

clazz - The class of the type.

返回:

The DataType object for the type described by the hint.

抛出:

org.apache.flink.api.common.functions.InvalidTypesException - Cannot extract TypeInformation from Class alone, because generic parameters are missing.