Module net.pincette.mongo

Package net.pincette.mongo

Class Util

java.lang.Object

net.pincette.mongo.Util

public class Util
extends Object

Some utilities.

Since:

1.3.2

Author:

Werner Donné

Method Summary

Modifier and Type	Method	Description
static int	compare(JsonValue v1, JsonValue v2)	Compares two values according to the
static String	escapeFieldName(String name)
static JsonObject	fromMongoDB(JsonObject json)	Unescapes field names that were escaped for MongoDB.
static JsonObject	toMongoDB(JsonObject json)	Escapes field names that don't work in MongoDB.
static String	unescapeFieldName(String name)

Methods inherited from class java.lang.Object

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

Method Details

compare

public static int compare(JsonValue v1,
 JsonValue v2)

Compares two values according to the

BSON comparison order

Parameters:

v1 - the first value.

v2 - the second value.

Returns:

Returns a negative value if v1 is smaller than v2, a positive value if v1 is larger than v2 and 0 otherwise.

Since:

1.3.2

escapeFieldName

public static String escapeFieldName(String name)

fromMongoDB

public static JsonObject fromMongoDB(JsonObject json)

Unescapes field names that were escaped for MongoDB.

Parameters:

json - the given JSON object.

Returns:

The unescaped JSON object.

Since:

4.1

See Also:

• toMongoDB(JsonObject)

toMongoDB

public static JsonObject toMongoDB(JsonObject json)

Escapes field names that don't work in MongoDB. Dots, dollar signs and slashes are replaced with "_dot_", "_dollar_" and "_slash_" respectively.

Parameters:

json - the given JSON object.

Returns:

The escaped JSON object.

Since:

4.1

unescapeFieldName

public static String unescapeFieldName(String name)