org.cyclos.utils

Class PageImpl<T>

java.lang.Object

org.cyclos.utils.PageImpl<T>

Type Parameters:

T - The data type

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<T>, Page<T>

public class PageImpl<T>
extends java.lang.Object
implements Page<T>, java.io.Serializable

An implementation for a Page

Author:

luis

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.cyclos.utils.Page

CURRENT_PAGE, DEFAULT_PAGE_SIZE, HAS_NEXT_PAGE, PAGE_COUNT, PAGE_ITEMS, PAGE_SIZE, TOTAL_COUNT

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PageImpl()
	PageImpl(java.util.List<T> pageItems, int pageSize, int currentPage, java.lang.Integer totalCount, boolean hasNextPage)

Method Summary

Modifier and Type	Method and Description
static <T> Page<T>	empty()
static <T> Page<T>	empty(int pageSize, int currentPage)
int	getCurrentPage() Returns the number of this page within the total
java.lang.Integer	getPageCount() Returns the total number of pages.
java.util.List<T>	getPageItems() Returns the page items
int	getPageSize() Returns the page size
java.lang.Integer	getTotalCount() Returns the total number of records.
boolean	isHasNextPage() Returns whether a next page exists
java.util.Iterator<T>	iterator()
void	setCurrentPage(int currentPage)
void	setHasNextPage(boolean hasNextPage)
void	setPageItems(java.util.List<T> pageItems)
void	setPageSize(int pageSize)
void	setTotalCount(java.lang.Integer totalCount)
java.util.stream.Stream<T>	stream() Returns a stream with the page items
java.lang.String	toString()
static <I,T> Page<T>	transformed(Page<I> original, java.util.function.Function<I,T> transformer)
static <T> Page<T>	withNextPage(java.util.List<T> pageItems, int pageSize, int currentPage, boolean hasNextPage)
static <T> Page<T>	withTotalCount(java.util.List<T> pageItems, int totalCount, int pageSize, int currentPage)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

PageImpl

public PageImpl(java.util.List<T> pageItems,
                int pageSize,
                int currentPage,
                java.lang.Integer totalCount,
                boolean hasNextPage)

PageImpl

protected PageImpl()

Method Detail

empty

public static <T> Page<T> empty()

empty

public static <T> Page<T> empty(int pageSize,
                                int currentPage)

transformed

public static <I,T> Page<T> transformed(Page<I> original,
                                        java.util.function.Function<I,T> transformer)

withNextPage

public static <T> Page<T> withNextPage(java.util.List<T> pageItems,
                                       int pageSize,
                                       int currentPage,
                                       boolean hasNextPage)

withTotalCount

public static <T> Page<T> withTotalCount(java.util.List<T> pageItems,
                                         int totalCount,
                                         int pageSize,
                                         int currentPage)

getCurrentPage

public int getCurrentPage()

Description copied from interface: Page

Returns the number of this page within the total

Specified by:

getCurrentPage in interface Page<T>

getPageCount

public java.lang.Integer getPageCount()

Description copied from interface: Page

Returns the total number of pages. If the total count is unknown, returns null.

Specified by:

getPageCount in interface Page<T>

getPageItems

public java.util.List<T> getPageItems()

Description copied from interface: Page

Returns the page items

Specified by:

getPageItems in interface Page<T>

getPageSize

public int getPageSize()

Description copied from interface: Page

Returns the page size

Specified by:

getPageSize in interface Page<T>

getTotalCount

public java.lang.Integer getTotalCount()

Description copied from interface: Page

Returns the total number of records. If the total count is unknown, returns null.

Specified by:

getTotalCount in interface Page<T>

isHasNextPage

public boolean isHasNextPage()

Description copied from interface: Page

Returns whether a next page exists

Specified by:

isHasNextPage in interface Page<T>

iterator

public java.util.Iterator<T> iterator()

Specified by:

iterator in interface java.lang.Iterable<T>

setCurrentPage

public void setCurrentPage(int currentPage)

setHasNextPage

public void setHasNextPage(boolean hasNextPage)

setPageItems

public void setPageItems(java.util.List<T> pageItems)

setPageSize

public void setPageSize(int pageSize)

setTotalCount

public void setTotalCount(java.lang.Integer totalCount)

stream

public java.util.stream.Stream<T> stream()

Description copied from interface: Page

Returns a stream with the page items

Specified by:

stream in interface Page<T>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object