MongoDBSerializationHelper (Nuxeo 2021.70.4 API Documentation)

java.lang.Object
- org.nuxeo.directory.mongodb.MongoDBSerializationHelper

```
public class MongoDBSerializationHelper
extends Object
```
Helper for serialization/deserialization of BSON objects

Since:

9.1

Field Summary

Fields
Modifier and Type Field Description

static String MONGODB_ID

static String MONGODB_SEQ

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static Map<String,Object>`	`bsonToFieldMap(org.bson.Document doc)`	Create a map from a BSON object
`protected static Serializable`	`bsonToValue(Object value)`
`static org.bson.Document`	`fieldMapToBson(String key, Object value)`	Create a BSON object with a single field from a pair key/value
`static org.bson.Document`	`fieldMapToBson(Map<String,Object> fieldMap)`	Create a BSON object from a map
`protected static List<Object>`	`listToBson(List<Object> values)`
`protected static Serializable`	`scalarToSerializable(Object value)`
`protected static Class<?>`	`scalarToSerializableClass(Class<?> klass)`
`protected static Object`	`serializableToBson(Object value)`
`static Object`	`valueToBson(Object value)`	Cast an object according to its instance
`static Object`	`valueToBson(Object value, Type type)`	Cast an object according to its instance ans its type

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- MONGODB_ID
```
public static final String MONGODB_ID
```
  See Also:
  
  Constant Field Values
- MONGODB_SEQ
```
public static final String MONGODB_SEQ
```
  See Also:
  
  Constant Field Values

Method Detail

fieldMapToBson
```
public static org.bson.Document fieldMapToBson(String key,
                                               Object value)
```
Create a BSON object with a single field from a pair key/value

Parameters:

key - the key which corresponds to the field id in the object

value - the value which corresponds to the field value in the object

Returns:

the new BSON object

fieldMapToBson
```
public static org.bson.Document fieldMapToBson(Map<String,Object> fieldMap)
```
Create a BSON object from a map

Parameters:

fieldMap - a map of keys/values

Returns:

the new BSON object

valueToBson
```
public static Object valueToBson(Object value)
```
Cast an object according to its instance

Parameters:

value - the object to transform

Returns:

the BSON object

valueToBson
```
public static Object valueToBson(Object value,
                                 Type type)
```
Cast an object according to its instance ans its type

Parameters:

value - the object to transform

type - the object type

Returns:

the BSON object

Since:

9.2

listToBson

protected static List<Object> listToBson(List<Object> values)

serializableToBson

protected static Object serializableToBson(Object value)

bsonToFieldMap
```
public static Map<String,Object> bsonToFieldMap(org.bson.Document doc)
```
Create a map from a BSON object

Parameters:

doc - the BSON object to parse

Returns:

the new map

bsonToValue

protected static Serializable bsonToValue(Object value)

scalarToSerializableClass

protected static Class<?> scalarToSerializableClass(Class<?> klass)

scalarToSerializable

protected static Serializable scalarToSerializable(Object value)