Package com.storedobject.core

Class ObjectText<T extends StoredObject>

java.lang.Object

com.storedobject.core.ObjectText<T>

Type Parameters:

T - Type of object class.

All Implemented Interfaces:

Storable

public final class ObjectText<T extends StoredObject>
extends Object
implements Storable

Definition of a type that can be used as an attribute in StoredObject class. This type represents an instance of a StoredObject that may or may not exist. If the instance exists, the instance Id is available and the instance can be retrieved from the database. If not, a text representation of the instance (that may be created at a later stage) will be available.

Constructor Summary

Constructors

Constructor	Description
ObjectText()	Constructor.
ObjectText(Id id)	Constructor.
ObjectText(ObjectText<T> objectText)	Construct from another instance.
ObjectText(String text)	Constructor.
ObjectText(T object)	Constructor.

Method Summary

Modifier and Type	Method	Description
static <O extends StoredObject> ObjectText<O>	create(Object value)	Create an instance from an instance of the StoredObject.
boolean	equals(Object another)
Id	getId()	Get the Id value.
T	getObject()	Get the object value.
String	getStorableValue()	Get the storable value.
String	getText()	Get the text value.
boolean	isEmpty()	Is this an empty value (No object value is set and no text value is set).
void	setId(Id id)	Set the Id value.
void	setObject(T object)	Set the object value.
void	setText(String text)	Set a text value.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

ObjectText

public ObjectText()

Constructor.

ObjectText

public ObjectText(Id id)

Constructor.

Parameters:

id - Id of the instance.

ObjectText

public ObjectText(T object)

Constructor.

Parameters:

object - Object instance.

ObjectText

public ObjectText(String text)

Constructor.

Parameters:

text - Text value (Id will be set to null).

ObjectText

public ObjectText(ObjectText<T> objectText)

Construct from another instance. (Copy constructor).

Parameters:

objectText - Another instance.

Method Details

create

public static <O extends StoredObject>
ObjectText<O> create(Object value)

Create an instance from an instance of the StoredObject.

Type Parameters:

O - Type of instance.

Parameters:

value - StoredObject instance for which an instance needs to be created.

Returns:

Instance of this type created from the value passed.

setId

public void setId(Id id)

Set the Id value.

Parameters:

id - Id value to set.

setObject

public void setObject(T object)

Set the object value.

Parameters:

object - Value to set.

setText

public void setText(String text)

Set a text value. (Object and Id values will be reset).

Parameters:

text - Text value to set.

getStorableValue

public String getStorableValue()

Description copied from interface: Storable

Get the storable value. By default, Object.toString() is returned.

Specified by:

getStorableValue in interface Storable

Returns:

Storable value as a string.

equals

public boolean equals(Object another)

Overrides:

equals in class Object

getId

public Id getId()

Get the Id value.

Returns:

Id value.

getObject

public T getObject()

Get the object value.

Returns:

Object value. It could be null.

getText

public String getText()

Get the text value.

Returns:

It will be null if the object value is already available.

toString

public String toString()

Overrides:

toString in class Object

isEmpty

public boolean isEmpty()

Is this an empty value (No object value is set and no text value is set).

Returns:

True or false.