org.apache.druid.catalog.model

Class ModelProperties.TypeRefPropertyDefn<T>

java.lang.Object

org.apache.druid.catalog.model.ModelProperties.BasePropertyDefn<T>

org.apache.druid.catalog.model.ModelProperties.TypeRefPropertyDefn<T>

All Implemented Interfaces:

ModelProperties.PropertyDefn<T>

Direct Known Subclasses:

ModelProperties.ListPropertyDefn

Enclosing interface:

ModelProperties

public static class ModelProperties.TypeRefPropertyDefn<T>
extends ModelProperties.BasePropertyDefn<T>

Field Summary

Fields

Modifier and Type	Field and Description
String	typeName
com.fasterxml.jackson.core.type.TypeReference<T>	valueType

Fields inherited from class org.apache.druid.catalog.model.ModelProperties.BasePropertyDefn

name

Constructor Summary

Constructors

Constructor and Description
TypeRefPropertyDefn(String name, String typeName, com.fasterxml.jackson.core.type.TypeReference<T> valueType)

Method Summary

Modifier and Type	Method and Description
T	decode(Object value, com.fasterxml.jackson.databind.ObjectMapper jsonMapper) Decodes a JSON-encoded value into a corresponding Java value.
String	typeName() The name of the type of this property to be displayed in error messages.
void	validate(Object value, com.fasterxml.jackson.databind.ObjectMapper jsonMapper) Convert the value from the deserialized JSON format to the type required by this field data type.

Methods inherited from class org.apache.druid.catalog.model.ModelProperties.BasePropertyDefn

merge, name, toString

Methods inherited from class java.lang.Object

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

Field Detail

typeName

public final String typeName

valueType

public final com.fasterxml.jackson.core.type.TypeReference<T> valueType

Constructor Detail

TypeRefPropertyDefn

public TypeRefPropertyDefn(String name,
                           String typeName,
                           com.fasterxml.jackson.core.type.TypeReference<T> valueType)

Method Detail

typeName

public String typeName()

Description copied from interface: ModelProperties.PropertyDefn

The name of the type of this property to be displayed in error messages.

decode

public T decode(Object value,
                com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Description copied from interface: ModelProperties.PropertyDefn

Decodes a JSON-encoded value into a corresponding Java value.

validate

public void validate(Object value,
                     com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Convert the value from the deserialized JSON format to the type required by this field data type. Also used to decode values from SQL parameters. As a side effect, verifies that the value is of the correct type.