com.googlecode.mjorm

Class DBObjectUtil

java.lang.Object

com.googlecode.mjorm.DBObjectUtil

public class DBObjectUtil
extends java.lang.Object

Utilities for working with DBObjects.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	DBObjectUtil.MergeConflictResolver Resolves merge conflicts during {@link DBObjectUtil#merge(DBObject, DBObject, MergeConflictResolver).

Field Summary

Fields

Modifier and Type	Field and Description
static DBObjectUtil.MergeConflictResolver	THROW_EXCEPTION A DBObjectUtil.MergeConflictResolver that throws an IllegalStateException on a merge conflict.

Constructor Summary

Constructors

Constructor and Description
DBObjectUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static java.lang.Object	getNestedProperty(com.mongodb.DBObject dbObject, java.lang.String name) Gets a nested property of an obect.
static boolean	isDBObject(java.lang.Object dbObject) Indicates whether or not the given Object is a DBObject.
static boolean	isList(java.lang.Object dbObject) Indicates whether or not the given Object is a BasicDBList.
static void	merge(com.mongodb.DBObject from, com.mongodb.DBObject into) Merges the objects using a a DBObjectUtil.MergeConflictResolver that throws an IllegalStateException.
static void	merge(com.mongodb.DBObject from, com.mongodb.DBObject into, DBObjectUtil.MergeConflictResolver resolver) Merges the objects using the given DBObjectUtil.MergeConflictResolver to resolve merge conflicts.

Methods inherited from class java.lang.Object

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

Field Detail

THROW_EXCEPTION

public static final DBObjectUtil.MergeConflictResolver THROW_EXCEPTION

A DBObjectUtil.MergeConflictResolver that throws an IllegalStateException on a merge conflict.

Constructor Detail

DBObjectUtil

public DBObjectUtil()

Method Detail

isList

public static boolean isList(java.lang.Object dbObject)

Indicates whether or not the given Object is a BasicDBList.

Parameters:

dbObject -

Returns:

isDBObject

public static boolean isDBObject(java.lang.Object dbObject)

Indicates whether or not the given Object is a DBObject.

Parameters:

dbObject -

Returns:

merge

public static void merge(com.mongodb.DBObject from,
         com.mongodb.DBObject into)

Merges the objects using a a DBObjectUtil.MergeConflictResolver that throws an IllegalStateException.

Parameters:

from -

into -

See Also:

THROW_EXCEPTION

merge

public static void merge(com.mongodb.DBObject from,
         com.mongodb.DBObject into,
         DBObjectUtil.MergeConflictResolver resolver)

Merges the objects using the given DBObjectUtil.MergeConflictResolver to resolve merge conflicts.

Parameters:

from -

into -

See Also:

THROW_EXCEPTION

getNestedProperty

public static java.lang.Object getNestedProperty(com.mongodb.DBObject dbObject,
                                 java.lang.String name)

Gets a nested property of an obect.

Parameters:

dbObject - the object

name - the property

Returns:

the object