Module me.linusdev.data

Package de.linusdev.data.container

Class NonExistentListContainer<T>

java.lang.Object

de.linusdev.data.container.NonExistentListContainer<T>

All Implemented Interfaces:

ListContainer<T>, OptionalValue<List<T>>

public class NonExistentListContainer<T>
extends Object
implements ListContainer<T>

Constructor Summary

Constructors

Constructor	Description
NonExistentListContainer()

Method Summary

Modifier and Type	Method	Description
<C> @NotNull ListContainer<C>	cast()	Casts each element of the list to ListContainer.
<C, R> @NotNull ListContainer<R>	castAndConvert(@NotNull Converter<C,R> converter)	Casts each element of the list to ListContainer and then converts it with given converter.
<C, R, E extends Throwable> @NotNull ListContainer<R>	castAndConvertWithException(@NotNull ExceptionConverter<C,R,E> converter)	Casts each element of the list to ListContainer and then converts it with given converter.
<N> @NotNull ListContainer<N>	createNew(@Nullable List<N> newValue)	Creates a new container with given value.
boolean	exists()	If a OptionalValue exists, the value returned by OptionalValue.get() can still be null.
List<T>	get()	The actual value of class OptionalValue represented by this OptionalValue.
boolean	isNull()
@NotNull ListContainer<T>	process(@NotNull Consumer<List<T>> consumer)	Process this container's list with given Consumer.

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.linusdev.data.OptionalValue

getAs

Constructor Details

NonExistentListContainer

public NonExistentListContainer()

Method Details

get

public List<T> get()

Description copied from interface: OptionalValue

The actual value of class OptionalValue represented by this OptionalValue.

Specified by:

get in interface OptionalValue<T>

Returns:

OptionalValue or null

isNull

public boolean isNull()

Specified by:

isNull in interface OptionalValue<T>

Returns:

true if OptionalValue.get() will return null.

exists

public boolean exists()

Description copied from interface: OptionalValue

If a OptionalValue exists, the value returned by OptionalValue.get() can still be null.

Specified by:

exists in interface OptionalValue<T>

Returns:

true if this OptionalValue exists in the AbstractData this OptionalValue is of.

createNew

@NotNull
public <N> @NotNull ListContainer<N> createNew(@Nullable
 @Nullable List<N> newValue)

Description copied from interface: ListContainer

Creates a new container with given value.

Specified by:

createNew in interface ListContainer<T>

Type Parameters:

N - the new value type.

Parameters:

newValue - the value for the new container

Returns:

a new ListContainer.

castAndConvert

@NotNull
public <C,
R> @NotNull ListContainer<R> castAndConvert(@NotNull
 @NotNull Converter<C,R> converter)

Description copied from interface: ListContainer

Casts each element of the list to ListContainer and then converts it with given converter.

Specified by:

castAndConvert in interface ListContainer<T>

Type Parameters:

C - type to cast to.

R - type to convert to.

Parameters:

converter - Container to convert from ListContainer to ListContainer.

Returns:

a new ListContainer containing the List of ListContainer.

castAndConvertWithException

@NotNull
public <C,
R,
E extends Throwable>
@NotNull ListContainer<R> castAndConvertWithException(@NotNull
 @NotNull ExceptionConverter<C,R,E> converter)

Description copied from interface: ListContainer

Casts each element of the list to ListContainer and then converts it with given converter.

Specified by:

castAndConvertWithException in interface ListContainer<T>

Type Parameters:

C - type to cast to.

R - type to convert to.

E - exception type of your ExceptionConverter.

Parameters:

converter - Container to convert from ListContainer to ListContainer.

Returns:

a new ListContainer containing the List of ListContainer.

cast

@NotNull
public <C> @NotNull ListContainer<C> cast()

Description copied from interface: ListContainer

Casts each element of the list to ListContainer.

Specified by:

cast in interface ListContainer<T>

Type Parameters:

C - the type to cast to.

Returns:

a new ListContainer containing the List of ListContainer.

process

@NotNull
public @NotNull ListContainer<T> process(@NotNull
 @NotNull Consumer<List<T>> consumer)

Description copied from interface: ListContainer

Process this container's list with given Consumer.

Specified by:

process in interface ListContainer<T>

Parameters:

consumer - to consume this list.

Returns:

this