com.impetus.kundera.utils

Class ObjectUtils

java.lang.Object

com.impetus.kundera.utils.ObjectUtils

public class ObjectUtils
extends Object

Provides utility methods for operation on objects.

Author:

amresh.singh

Field Summary

Fields

Modifier and Type	Field and Description
private static org.slf4j.Logger	log The log.

Constructor Summary

Constructors

Constructor and Description
ObjectUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static Object	deepCopy(Object source, EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata) Deep copy.
private static Object	deepCopyUsingMetadata(Object source, Map<Object,Object> copiedObjectMap, EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata) Deep copy using metadata.
static Object	getFieldInstance(List chids, Field f) Gets the field instance.
private static Object	searchInCacheThenCopy(Map<Object,Object> copiedObjectMap, Object sourceObject, EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata) Search in cache then copy.

Methods inherited from class java.lang.Object

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

Field Detail

log

private static org.slf4j.Logger log

The log.

Constructor Detail

ObjectUtils

public ObjectUtils()

Method Detail

deepCopy

public static final Object deepCopy(Object source,
              EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata)

Deep copy.

Parameters:

source - the source

kunderaMetadata - the kundera metadata

Returns:

the object

deepCopyUsingMetadata

private static Object deepCopyUsingMetadata(Object source,
                           Map<Object,Object> copiedObjectMap,
                           EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata)

Deep copy using metadata.

Parameters:

source - the source

copiedObjectMap - the copied object map

kunderaMetadata - the kundera metadata

Returns:

the object

searchInCacheThenCopy

private static Object searchInCacheThenCopy(Map<Object,Object> copiedObjectMap,
                           Object sourceObject,
                           EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata)

Search in cache then copy.

Parameters:

copiedObjectMap - the copied object map

sourceObject - the source object

kunderaMetadata - the kundera metadata

Returns:

the object

getFieldInstance

public static Object getFieldInstance(List chids,
                      Field f)

Gets the field instance.

Parameters:

chids - the chids

f - the f

Returns:

the field instance