Package org.mybatis.spring.batch.builder

Class MyBatisPagingItemReaderBuilder<T>

java.lang.Object

org.mybatis.spring.batch.builder.MyBatisPagingItemReaderBuilder<T>

public class MyBatisPagingItemReaderBuilder<T>
extends Object

A builder for the MyBatisPagingItemReader.

Since:

2.0.0

Author:

Kazuki Shimizu

See Also:

MyBatisPagingItemReader

Constructor Summary

Constructors

Constructor	Description
MyBatisPagingItemReaderBuilder()

Method Summary

Modifier and Type	Method	Description
MyBatisPagingItemReader<T>	build()	Returns a fully built MyBatisPagingItemReader.
MyBatisPagingItemReaderBuilder<T>	maxItemCount(int maxItemCount)	Configure the max number of items to be read.
MyBatisPagingItemReaderBuilder<T>	pageSize(int pageSize)	The number of records to request per page/query.
MyBatisPagingItemReaderBuilder<T>	parameterValues(Map<String,Object> parameterValues)	Set the parameter values to be used for the query execution.
MyBatisPagingItemReaderBuilder<T>	parameterValuesSupplier(Supplier<Map<String,Object>> parameterValuesSupplier)	Set the parameter supplier to be used to get parameters for the query execution.
MyBatisPagingItemReaderBuilder<T>	queryId(String queryId)	Set the query id identifying the statement in the SqlMap configuration file.
MyBatisPagingItemReaderBuilder<T>	saveState(boolean saveState)	Configure if the state of the ItemStreamSupport should be persisted within the ExecutionContext for restart purposes.
MyBatisPagingItemReaderBuilder<T>	sqlSessionFactory(org.apache.ibatis.session.SqlSessionFactory sqlSessionFactory)	Set the SqlSessionFactory to be used by writer for database access.

Methods inherited from class java.lang.Object

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

Constructor Detail

MyBatisPagingItemReaderBuilder

public MyBatisPagingItemReaderBuilder()

Method Detail

sqlSessionFactory

public MyBatisPagingItemReaderBuilder<T> sqlSessionFactory(org.apache.ibatis.session.SqlSessionFactory sqlSessionFactory)

Set the SqlSessionFactory to be used by writer for database access.

Parameters:

sqlSessionFactory - the SqlSessionFactory to be used by writer for database access

Returns:

this instance for method chaining

See Also:

MyBatisPagingItemReader.setSqlSessionFactory(SqlSessionFactory)

queryId

public MyBatisPagingItemReaderBuilder<T> queryId(String queryId)

Set the query id identifying the statement in the SqlMap configuration file.

Parameters:

queryId - the id for the query

Returns:

this instance for method chaining

See Also:

MyBatisPagingItemReader.setQueryId(String)

parameterValues

public MyBatisPagingItemReaderBuilder<T> parameterValues(Map<String,Object> parameterValues)

Set the parameter values to be used for the query execution.

Parameters:

parameterValues - the parameter values to be used for the query execution

Returns:

this instance for method chaining

See Also:

MyBatisPagingItemReader.setParameterValues(Map)

parameterValuesSupplier

public MyBatisPagingItemReaderBuilder<T> parameterValuesSupplier(Supplier<Map<String,Object>> parameterValuesSupplier)

Set the parameter supplier to be used to get parameters for the query execution.

Parameters:

parameterValuesSupplier - the parameter supplier to be used to get parameters for the query execution

Returns:

this instance for method chaining

Since:

2.1.0

See Also:

MyBatisPagingItemReader.setParameterValuesSupplier(Supplier)

pageSize

public MyBatisPagingItemReaderBuilder<T> pageSize(int pageSize)

The number of records to request per page/query. Defaults to 10. Must be greater than zero.

Parameters:

pageSize - number of items

Returns:

this instance for method chaining

See Also:

AbstractPagingItemReader.setPageSize(int)

saveState

public MyBatisPagingItemReaderBuilder<T> saveState(boolean saveState)

Configure if the state of the ItemStreamSupport should be persisted within the ExecutionContext for restart purposes.

Parameters:

saveState - defaults to true

Returns:

The current instance of the builder.

See Also:

AbstractItemCountingItemStreamItemReader.setSaveState(boolean)

maxItemCount

public MyBatisPagingItemReaderBuilder<T> maxItemCount(int maxItemCount)

Configure the max number of items to be read.

Parameters:

maxItemCount - the max items to be read

Returns:

The current instance of the builder.

See Also:

AbstractItemCountingItemStreamItemReader.setMaxItemCount(int)

build

public MyBatisPagingItemReader<T> build()

Returns a fully built MyBatisPagingItemReader.

Returns:

the reader