org.apache.druid.catalog.model

Class ModelProperties.SimplePropertyDefn<T>

java.lang.Object

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

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

All Implemented Interfaces:

ModelProperties.PropertyDefn<T>

Direct Known Subclasses:

ModelProperties.BooleanPropertyDefn, ModelProperties.IntPropertyDefn, ModelProperties.StringPropertyDefn

Enclosing interface:

ModelProperties

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

Field Summary

Fields

Modifier and Type	Field and Description
Class<T>	valueClass

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

name

Constructor Summary

Constructors

Constructor and Description
SimplePropertyDefn(String name, Class<T> valueClass)

Method Summary

Modifier and Type	Method and Description
T	decode(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.
T	decodeJson(String value, com.fasterxml.jackson.databind.ObjectMapper jsonMapper)
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) Validate that the given value is valid for this property.

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

valueClass

public final Class<T> valueClass

Constructor Detail

SimplePropertyDefn

public SimplePropertyDefn(String name,
                          Class<T> valueClass)

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)

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.

validate

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

Validate that the given value is valid for this property. By default, does a value conversion and discards the value.

decodeJson

public T decodeJson(String value,
                    com.fasterxml.jackson.databind.ObjectMapper jsonMapper)