org.apache.ambari.server.controller.internal

Class PageRequestImpl

java.lang.Object

org.apache.ambari.server.controller.internal.PageRequestImpl

All Implemented Interfaces:

PageRequest

public class PageRequestImpl
extends Object
implements PageRequest

Basic page request implementation.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ambari.server.controller.spi.PageRequest

PageRequest.StartingPoint

Constructor Summary

Constructors

Constructor and Description
PageRequestImpl(PageRequest.StartingPoint startingPoint, int pageSize, int offset, Predicate predicate, Comparator<Resource> comparator)

Method Summary

Modifier and Type	Method and Description
int	getOffset() Get the offset (zero based) of the resource that should be used as the start or end of the page.
int	getPageSize() Get the desired page size.
Predicate	getPredicate() Return the predicate that identifies the single resource to be used as the start or end of the page.
PageRequest.StartingPoint	getStartingPoint() Get the starting point for the page being requested.

Methods inherited from class java.lang.Object

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

Constructor Detail

PageRequestImpl

public PageRequestImpl(PageRequest.StartingPoint startingPoint,
                       int pageSize,
                       int offset,
                       Predicate predicate,
                       Comparator<Resource> comparator)

Method Detail

getStartingPoint

public PageRequest.StartingPoint getStartingPoint()

Description copied from interface: PageRequest

Get the starting point for the page being requested.

Specified by:

getStartingPoint in interface PageRequest

Returns:

the starting point

getPageSize

public int getPageSize()

Description copied from interface: PageRequest

Get the desired page size.

Specified by:

getPageSize in interface PageRequest

Returns:

the page size; -1 means from the starting point to the end of the resource set

getOffset

public int getOffset()

Description copied from interface: PageRequest

Get the offset (zero based) of the resource that should be used as the start or end of the page.

Specified by:

getOffset in interface PageRequest

Returns:

the offset

getPredicate

public Predicate getPredicate()

Description copied from interface: PageRequest

Return the predicate that identifies the single resource to be used as the start or end of the page.

Specified by:

getPredicate in interface PageRequest

Returns:

the associated predicate