Package org.apache.dubbo.common.utils

Class DefaultPage<T>

java.lang.Object

org.apache.dubbo.common.utils.DefaultPage<T>

All Implemented Interfaces:

Serializable, Page<T>

public class DefaultPage<T>
extends Object
implements Page<T>, Serializable

The default implementation of Page

Since:

2.7.5

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DefaultPage(int requestOffset, int pageSize, List<T> data, int totalSize)

Method Summary

Modifier and Type	Method	Description
List<T>	getData()	The data of current page
int	getOffset()	Gets the offset of request
int	getPageSize()	Gets the size of request for pagination query
int	getTotalPages()	Get the number of total pages.
int	getTotalSize()	Gets the total amount of elements.
boolean	hasNext()	It indicates has next page or not

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.dubbo.common.utils.Page

getDataSize, hasData

Constructor Details

DefaultPage

public DefaultPage(int requestOffset,
 int pageSize,
 List<T> data,
 int totalSize)

Method Details

getOffset

public int getOffset()

Description copied from interface: Page

Gets the offset of request

Specified by:

getOffset in interface Page<T>

Returns:

positive integer

getPageSize

public int getPageSize()

Description copied from interface: Page

Gets the size of request for pagination query

Specified by:

getPageSize in interface Page<T>

Returns:

positive integer

getTotalSize

public int getTotalSize()

Description copied from interface: Page

Gets the total amount of elements.

Specified by:

getTotalSize in interface Page<T>

Returns:

the total amount of elements

getTotalPages

public int getTotalPages()

Description copied from interface: Page

Get the number of total pages.

Specified by:

getTotalPages in interface Page<T>

Returns:

the number of total pages.

getData

public List<T> getData()

Description copied from interface: Page

The data of current page

Specified by:

getData in interface Page<T>

Returns:

non-null List

hasNext

public boolean hasNext()

Description copied from interface: Page

It indicates has next page or not

Specified by:

hasNext in interface Page<T>

Returns:

if has , return true, or false