Package adams.core

Class ObjectCopyHelper

java.lang.Object

adams.core.ObjectCopyHelper

public class ObjectCopyHelper
extends Object

Helper class for copying objects.

Author:

FracPete (fracpete at waikato dot ac dot nz)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ObjectCopyHelper.CopyType	How to copy an object.

Field Summary

Fields

Modifier and Type	Field	Description
protected static Logger	LOGGER	for logging.

Constructor Summary

Constructors

Constructor	Description
ObjectCopyHelper()

Method Summary

Modifier and Type	Method	Description
static <T> T	copyObject(ObjectCopyHelper.CopyType type, T source)	Makes a copy of an object.
static <T> T	copyObject(T source)	Makes a copy of an object.
static <T> T[]	copyObjects(ObjectCopyHelper.CopyType type, T[] source)	Makes a copy of the objects.
static <T> T[]	copyObjects(T[] source)	Makes a copy of the objects.
static ObjectCopyHelper.CopyType	copyType(Object source)	Determines how to copy an object.
protected static <T> T	createCopy(ObjectCopyHelper.CopyType type, T source)	Makes a copy of the object.
static Object	newInstance(Class cls)	Creates a new instance of the given class.
static Object	newInstance(String cls)	Creates a new instance of the given class.

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static Logger LOGGER

for logging.

Constructor Detail

ObjectCopyHelper

public ObjectCopyHelper()

Method Detail

copyType

public static ObjectCopyHelper.CopyType copyType(Object source)

Determines how to copy an object.

Parameters:

source - the object to inspect, cannot be null

Returns:

the copy type

copyObject

public static <T> T copyObject(T source)

Makes a copy of an object.

Parameters:

source - the object to copy

Returns:

a copy of the source object

See Also:

copyObjects(CopyType, Object[])

copyObject

public static <T> T copyObject(ObjectCopyHelper.CopyType type,
                               T source)

Makes a copy of an object.

Parameters:

type - the copy type to use, null to automatically determine

source - the object to copy

Returns:

a copy of the source object

See Also:

copyObjects(CopyType, Object[])

copyObjects

public static <T> T[] copyObjects(T[] source)

Makes a copy of the objects.

Parameters:

source - the objects to copy

Returns:

a copy of the source objects

See Also:

copyObjects(CopyType, Object[])

copyObjects

public static <T> T[] copyObjects(ObjectCopyHelper.CopyType type,
                                  T[] source)

Makes a copy of the objects.

Parameters:

type - the copy type to use, null to automatically determine

source - the objects to copy

Returns:

a copy of the source objects

See Also:

OptionUtils.shallowCopy(adams.core.option.OptionHandler, boolean), CloneHandler.getClone(), ClassManager.deepCopy(Object), ObjectCopyHelper.CopyType

createCopy

protected static <T> T createCopy(ObjectCopyHelper.CopyType type,
                                  T source)

Makes a copy of the object.

Parameters:

type - the copy type to use, null to automatically determine

source - the object to copy

Returns:

a copy of the source object

See Also:

OptionUtils.shallowCopy(adams.core.option.OptionHandler, boolean), CloneHandler.getClone(), ClassManager.deepCopy(Object), ObjectCopyHelper.CopyType

newInstance

public static Object newInstance(String cls)
                          throws Exception

Creates a new instance of the given class.

Parameters:

cls - the class to create an instance from

Returns:

the object, null if failed

Throws:

Exception - if instantiation fails

newInstance

public static Object newInstance(Class cls)

Creates a new instance of the given class.

Parameters:

cls - the class to create an instance from

Returns:

the object, null if failed