Class HsqlPagingQueryProvider
- java.lang.Object
- org.springframework.batch.item.database.support.AbstractSqlPagingQueryProvider
- org.springframework.batch.item.database.support.HsqlPagingQueryProvider
- All Implemented Interfaces:
PagingQueryProvider
public class HsqlPagingQueryProvider extends AbstractSqlPagingQueryProvider
HSQLDB implementation of aPagingQueryProvider
using database specific features.- Since:
- 2.0
- Author:
- Thomas Risberg, Michael Minella
Constructor Summary
Constructors Constructor Description HsqlPagingQueryProvider()
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.String
generateFirstPageQuery(int pageSize)
Method generating the query string to be used for retrieving the first page.java.lang.String
generateJumpToItemQuery(int itemIndex, int pageSize)
Method generating the query string to be used for jumping to a specific item position.java.lang.String
generateRemainingPagesQuery(int pageSize)
Method generating the query string to be used for retrieving the pages following the first page.Methods inherited from class org.springframework.batch.item.database.support.AbstractSqlPagingQueryProvider
getFromClause, getGroupClause, getParameterCount, getSelectClause, getSortKeyPlaceHolder, getSortKeys, getSortKeysWithoutAliases, getWhereClause, init, isUsingNamedParameters, setFromClause, setGroupClause, setSelectClause, setSortKeys, setWhereClause
Method Detail
generateFirstPageQuery
public java.lang.String generateFirstPageQuery(int pageSize)
Description copied from class:AbstractSqlPagingQueryProvider
Method generating the query string to be used for retrieving the first page. This method must be implemented in sub classes.- Specified by:
generateFirstPageQuery
in interfacePagingQueryProvider
- Specified by:
generateFirstPageQuery
in classAbstractSqlPagingQueryProvider
- Parameters:
pageSize
- number of rows to read per page- Returns:
- query string
generateRemainingPagesQuery
public java.lang.String generateRemainingPagesQuery(int pageSize)
Description copied from class:AbstractSqlPagingQueryProvider
Method generating the query string to be used for retrieving the pages following the first page. This method must be implemented in sub classes.- Specified by:
generateRemainingPagesQuery
in interfacePagingQueryProvider
- Specified by:
generateRemainingPagesQuery
in classAbstractSqlPagingQueryProvider
- Parameters:
pageSize
- number of rows to read per page- Returns:
- query string
generateJumpToItemQuery
public java.lang.String generateJumpToItemQuery(int itemIndex, int pageSize)
Description copied from class:AbstractSqlPagingQueryProvider
Method generating the query string to be used for jumping to a specific item position. This method must be implemented in sub classes.- Specified by:
generateJumpToItemQuery
in interfacePagingQueryProvider
- Specified by:
generateJumpToItemQuery
in classAbstractSqlPagingQueryProvider
- Parameters:
itemIndex
- the index of the item to jump topageSize
- number of rows to read per page- Returns:
- query string