com.illucit.partyinvoice.immutabledata

Class ImmutableProjectHolder

java.lang.Object

com.illucit.partyinvoice.immutabledata.AbstractImmutableHolder<Operation,ImmutableProject,ImmutableProjectHolder>

com.illucit.partyinvoice.immutabledata.ImmutableProjectHolder

All Implemented Interfaces:

Serializable

public final class ImmutableProjectHolder
extends AbstractImmutableHolder<Operation,ImmutableProject,ImmutableProjectHolder>

AbstractImmutableHolder implementation for ImmutableProject base data class.

Author:

Christian Simon

See Also:

Serialized Form

Field Summary

Fields inherited from class com.illucit.partyinvoice.immutabledata.AbstractImmutableHolder

redoStep, undoStep, value

Constructor Summary

Constructors

Constructor and Description
ImmutableProjectHolder() Create emtpy project holder.
ImmutableProjectHolder(ImmutableProjectHolder before, Operation operation) Create holder state from performed operation.
ImmutableProjectHolder(XmlProject project) Create project holder from loaded XML project data.

Method Summary

Modifier and Type	Method and Description
protected ImmutableProjectHolder	castSelf() Cast self (to implementor class <H>).
protected ImmutableProject	createEmpty() Supplier for an empty value
ImmutableProject	getProject() Get the ImmutableProject of the current state.
ImmutableProjectHolder	operate(Operation operation) Perform operation (cast to implementor class).
protected ImmutableProjectHolder	unwrap(ImmutableProjectHolder newRedoStep) Call the constructor AbstractImmutableHolder.AbstractImmutableHolder(AbstractImmutableHolder, AbstractImmutableHolder) implementation (of the implementor class <H>).

Methods inherited from class com.illucit.partyinvoice.immutabledata.AbstractImmutableHolder

getValue, hasRedoStep, hasUndoStep, redo, undo

Methods inherited from class java.lang.Object

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

Constructor Detail

ImmutableProjectHolder

public ImmutableProjectHolder()

Create emtpy project holder.

ImmutableProjectHolder

public ImmutableProjectHolder(XmlProject project)

Create project holder from loaded XML project data.

Parameters:

project - XML project data

ImmutableProjectHolder

public ImmutableProjectHolder(ImmutableProjectHolder before,
                              Operation operation)

Create holder state from performed operation.

Parameters:

before - state before

operation - operation that is performed

Method Detail

createEmpty

protected ImmutableProject createEmpty()

Description copied from class: AbstractImmutableHolder

Supplier for an empty value

Specified by:

createEmpty in class AbstractImmutableHolder<Operation,ImmutableProject,ImmutableProjectHolder>

Returns:

empty value

castSelf

protected ImmutableProjectHolder castSelf()

Description copied from class: AbstractImmutableHolder

Cast self (to implementor class <H>).

Specified by:

castSelf in class AbstractImmutableHolder<Operation,ImmutableProject,ImmutableProjectHolder>

Returns:

this as <H>

unwrap

protected ImmutableProjectHolder unwrap(ImmutableProjectHolder newRedoStep)

Description copied from class: AbstractImmutableHolder

Call the constructor AbstractImmutableHolder.AbstractImmutableHolder(AbstractImmutableHolder, AbstractImmutableHolder) implementation (of the implementor class <H>).

Specified by:

unwrap in class AbstractImmutableHolder<Operation,ImmutableProject,ImmutableProjectHolder>

Parameters:

newRedoStep - holder state which should be the updated redo step of the unwrapped holder state

Returns:

new holder state

operate

public ImmutableProjectHolder operate(Operation operation)

Description copied from class: AbstractImmutableHolder

Perform operation (cast to implementor class).

Specified by:

operate in class AbstractImmutableHolder<Operation,ImmutableProject,ImmutableProjectHolder>

Parameters:

operation - operation to perform

Returns:

changed state

getProject

public ImmutableProject getProject()

Get the ImmutableProject of the current state.

Returns:

project data