Package com.azure.spring.data.cosmos.core.convert

Class MappingCosmosConverter

java.lang.Object

com.azure.spring.data.cosmos.core.convert.MappingCosmosConverter

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.context.ApplicationContextAware, org.springframework.data.convert.EntityConverter<CosmosPersistentEntity<?>,CosmosPersistentProperty,Object,JsonNode>, org.springframework.data.convert.EntityReader<Object,JsonNode>, org.springframework.data.convert.EntityWriter<Object,JsonNode>

public class MappingCosmosConverter
extends Object
implements org.springframework.data.convert.EntityConverter<CosmosPersistentEntity<?>,CosmosPersistentProperty,Object,JsonNode>, org.springframework.context.ApplicationContextAware

A converter class between common types and cosmosItemProperties

Field Summary

Fields

Modifier and Type	Field	Description
protected org.springframework.core.convert.support.GenericConversionService	conversionService	Generic conversion service
protected org.springframework.data.mapping.context.MappingContext<? extends CosmosPersistentEntity<?>,CosmosPersistentProperty>	mappingContext	Mapping context

Constructor Summary

Constructors

Constructor	Description
MappingCosmosConverter(org.springframework.data.mapping.context.MappingContext<? extends CosmosPersistentEntity<?>,CosmosPersistentProperty> mappingContext, ObjectMapper objectMapper)	Initialization

Method Summary

Modifier and Type	Method	Description
org.springframework.context.ApplicationContext	getApplicationContext()	To get application context
org.springframework.core.convert.ConversionService	getConversionService()
org.springframework.data.mapping.context.MappingContext<? extends CosmosPersistentEntity<?>,CosmosPersistentProperty>	getMappingContext()	To get mapping context
<R> R	read(Class<R> type, JsonNode jsonNode)
void	setApplicationContext(org.springframework.context.ApplicationContext applicationContext)
static Object	toCosmosDbValue(Object fromPropertyValue)	Convert a property value to the value stored in CosmosDB
void	write(Object source, JsonNode sink)
JsonNode	writeJsonNode(Object sourceEntity)	To write source entity as a cosmos item

Methods inherited from class java.lang.Object

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

Field Detail

mappingContext

protected final org.springframework.data.mapping.context.MappingContext<? extends CosmosPersistentEntity<?>,CosmosPersistentProperty> mappingContext

Mapping context

conversionService

protected org.springframework.core.convert.support.GenericConversionService conversionService

Generic conversion service

Constructor Detail

MappingCosmosConverter

public MappingCosmosConverter(org.springframework.data.mapping.context.MappingContext<? extends CosmosPersistentEntity<?>,CosmosPersistentProperty> mappingContext,
                              @Qualifier("cosmosObjectMapper")
                              ObjectMapper objectMapper)

Initialization

Parameters:

mappingContext - must not be null

objectMapper - must not be null

Method Detail

read

public <R> R read(Class<R> type,
                  JsonNode jsonNode)

Specified by:

read in interface org.springframework.data.convert.EntityReader<Object,JsonNode>

write

public void write(Object source,
                  JsonNode sink)

Specified by:

write in interface org.springframework.data.convert.EntityWriter<Object,JsonNode>

writeJsonNode

public JsonNode writeJsonNode(Object sourceEntity)

To write source entity as a cosmos item

Parameters:

sourceEntity - must not be null

Returns:

CosmosItemProperties

Throws:

org.springframework.data.mapping.MappingException - no mapping metadata for entity type

CosmosAccessException - fail to map document value

getApplicationContext

public org.springframework.context.ApplicationContext getApplicationContext()

To get application context

Returns:

ApplicationContext

setApplicationContext

public void setApplicationContext(org.springframework.context.ApplicationContext applicationContext)

Specified by:

setApplicationContext in interface org.springframework.context.ApplicationContextAware

getConversionService

public org.springframework.core.convert.ConversionService getConversionService()

Specified by:

getConversionService in interface org.springframework.data.convert.EntityConverter<CosmosPersistentEntity<?>,CosmosPersistentProperty,Object,JsonNode>

getMappingContext

public org.springframework.data.mapping.context.MappingContext<? extends CosmosPersistentEntity<?>,CosmosPersistentProperty> getMappingContext()

To get mapping context

Specified by:

getMappingContext in interface org.springframework.data.convert.EntityConverter<CosmosPersistentEntity<?>,CosmosPersistentProperty,Object,JsonNode>

Returns:

MappingContext

toCosmosDbValue

public static Object toCosmosDbValue(Object fromPropertyValue)

Convert a property value to the value stored in CosmosDB

Parameters:

fromPropertyValue - source property value

Returns:

fromPropertyValue converted property value stored in CosmosDB