org.springframework.data.repository.support

Class PageableExecutionUtils

java.lang.Object

org.springframework.data.repository.support.PageableExecutionUtils

public abstract class PageableExecutionUtils
extends Object

Support for query execution using Pageable. Using PageableExecutionUtils assumes that data queries are cheaper than COUNT queries and so some cases can take advantage of optimizations.

Since:

1.13

Author:

Mark Paluch

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	PageableExecutionUtils.TotalSupplier Supplies the total count for a particular query.

Method Summary

Modifier and Type	Method and Description
static <T> Page<T>	getPage(List<T> content, Pageable pageable, PageableExecutionUtils.TotalSupplier totalSupplier) Constructs a Page based on the given content, Pageable and PageableExecutionUtils.TotalSupplier applying optimizations.

Methods inherited from class java.lang.Object

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

Method Detail

getPage

public static <T> Page<T> getPage(List<T> content,
                                  Pageable pageable,
                                  PageableExecutionUtils.TotalSupplier totalSupplier)

Constructs a Page based on the given content, Pageable and PageableExecutionUtils.TotalSupplier applying optimizations. The construction of Page omits a count query if the total can be determined based on the result size and Pageable.

Parameters:

content - must not be null.

pageable - can be null.

totalSupplier - must not be null.

Returns:

the Page.