org.springframework.data.mongodb.core.query

Class SerializationUtils

java.lang.Object

org.springframework.data.mongodb.core.query.SerializationUtils

public abstract class SerializationUtils
extends Object

Utility methods for JSON serialization.

Author:

Oliver Gierke, Christoph Strobl

Method Summary

Modifier and Type	Method and Description
static Map<String,Object>	flattenMap(com.mongodb.DBObject source) Flattens out a given DBObject.
static String	serializeToJsonSafely(Object value) Serializes the given object into pseudo-JSON meaning it's trying to create a JSON representation as far as possible but falling back to the given object's Object.toString() method if it's not serializable.

Methods inherited from class java.lang.Object

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

Method Detail

flattenMap

public static Map<String,Object> flattenMap(com.mongodb.DBObject source)

Flattens out a given DBObject.

 
 {
   _id : 1
   nested : { value : "conflux"}
 }
 
 will result in 
 
 {
   _id : 1
   nested.value : "conflux"
 }
 
 

Parameters:

source - can be null.

Returns:

Collections.emptyMap() when source is null

Since:

1.8

serializeToJsonSafely

public static String serializeToJsonSafely(Object value)

Serializes the given object into pseudo-JSON meaning it's trying to create a JSON representation as far as possible but falling back to the given object's Object.toString() method if it's not serializable. Useful for printing raw DBObjects containing complex values before actually converting them into Mongo native types.

Parameters:

value -

Returns: