org.icij.datashare.json

Class JsonObjectMapper

java.lang.Object

org.icij.datashare.json.JsonObjectMapper

public class JsonObjectMapper
extends Object

JSON - POJO Index mapping functions Expect the following annotations from given (domain entity) objects @IndexId, @IndexType, @JSONCreator, @JSONProperty Created by julien on 6/29/16.

Field Summary

Fields

Modifier and Type	Field and Description
static com.fasterxml.jackson.databind.ObjectMapper	MAPPER

Constructor Summary

Constructors

Constructor and Description
JsonObjectMapper()

Method Summary

Modifier and Type	Method and Description
static <T extends Entity> String	getId(T obj) Get the field value marked with IndexId from DataShare domain entity object instance
static <T extends Entity> Map<String,Object>	getJson(T obj) Get JSON representation (as a Map) of an Object instance
static <T extends Entity> T	getObject(String id, Map<String,Object> source, Class<T> type)
static <T extends Entity> String	getParent(T obj) Get the field value marked with @IndexParent from DataShare domain entity object instance
static <T extends Entity> String	getRoot(T obj)
static String	getType(Class<? extends Entity> cls) Get value of IndexType annotation from Class
static <T extends Entity> String	getType(T obj) Get the value of IndexType annotation from DataShare domain entity Object instance

Methods inherited from class java.lang.Object

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

Field Detail

MAPPER

public static final com.fasterxml.jackson.databind.ObjectMapper MAPPER

Constructor Detail

JsonObjectMapper

public JsonObjectMapper()

Method Detail

getJson

public static <T extends Entity> Map<String,Object> getJson(T obj)

Get JSON representation (as a Map) of an Object instance

Type Parameters:

T - the concrete type of entity

Parameters:

obj - the object to convert to JSON

Returns:

JSON representation of obj

getObject

public static <T extends Entity> T getObject(String id,
                                             Map<String,Object> source,
                                             Class<T> type)

getType

public static String getType(Class<? extends Entity> cls)

Get value of IndexType annotation from Class

Parameters:

cls - the class holding index type-annotated field

Returns:

the index type String

getType

public static <T extends Entity> String getType(T obj)

Get the value of IndexType annotation from DataShare domain entity Object instance

Type Parameters:

T - the concrete type of entity

Parameters:

obj - the object instance from which @IndexType is extracted

Returns:

the index type String

getId

public static <T extends Entity> String getId(T obj)

Get the field value marked with IndexId from DataShare domain entity object instance

Type Parameters:

T - the concrete type of entity

Parameters:

obj - the object holding the index id-annotated field

Returns:

the index id String

getParent

public static <T extends Entity> String getParent(T obj)

Get the field value marked with @IndexParent from DataShare domain entity object instance

Type Parameters:

T - the concrete type of entity

Parameters:

obj - the object holding the index id-annotated field

Returns:

the parent's hash String

getRoot

public static <T extends Entity> String getRoot(T obj)