类 HibernatePagingItemReaderBuilder<T>

构造器详细资料

• HibernatePagingItemReaderBuilder

  public HibernatePagingItemReaderBuilder()

方法详细资料

• saveState

  public HibernatePagingItemReaderBuilder<T> saveState​(boolean saveState)

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

  参数:

  saveState - defaults to true

  返回:

  The current instance of the builder.

• name

  public HibernatePagingItemReaderBuilder<T> name​(java.lang.String name)

  The name used to calculate the key within the ExecutionContext. Required if saveState(boolean) is set to true.

  参数:

  name - name of the reader instance

  返回:

  The current instance of the builder.

  另请参阅:

  ItemStreamSupport.setName(String)

• maxItemCount

  public HibernatePagingItemReaderBuilder<T> maxItemCount​(int maxItemCount)

  Configure the max number of items to be read.

  参数:

  maxItemCount - the max items to be read

  返回:

  The current instance of the builder.

  另请参阅:

  AbstractItemCountingItemStreamItemReader.setMaxItemCount(int)

• currentItemCount

  public HibernatePagingItemReaderBuilder<T> currentItemCount​(int currentItemCount)

  Index for the current item. Used on restarts to indicate where to start from.

  参数:

  currentItemCount - current index

  返回:

  this instance for method chaining

  另请参阅:

  AbstractItemCountingItemStreamItemReader.setCurrentItemCount(int)

• pageSize

  public HibernatePagingItemReaderBuilder<T> pageSize​(int pageSize)

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

  参数:

  pageSize - number of items

  返回:

  this instance for method chaining

  另请参阅:

  AbstractPagingItemReader.setPageSize(int)

• parameterValues

  public HibernatePagingItemReaderBuilder<T> parameterValues​(java.util.Map<java.lang.String,​java.lang.Object> parameterValues)

  A map of parameter values to be set on the query. The key of the map is the name of the parameter to be set with the value being the value to be set.

  参数:

  parameterValues - map of values

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setParameterValues(Map)

• queryName

  public HibernatePagingItemReaderBuilder<T> queryName​(java.lang.String queryName)

  The name of the Hibernate named query to be executed for this reader.

  参数:

  queryName - name of the query to execute

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setQueryName(String)

• fetchSize

  public HibernatePagingItemReaderBuilder<T> fetchSize​(int fetchSize)

  Fetch size used internally by Hibernate to limit amount of data fetched from database per round trip.

  参数:

  fetchSize - number of records

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setFetchSize(int)

• queryProvider

  public HibernatePagingItemReaderBuilder<T> queryProvider​(HibernateQueryProvider queryProvider)

  A query provider. This should be set only if queryString(String) and queryName(String) have not been set.

  参数:

  queryProvider - the query provider

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setQueryProvider(HibernateQueryProvider)

• queryString

  public HibernatePagingItemReaderBuilder<T> queryString​(java.lang.String queryString)

  The HQL query string to execute. This should only be set if queryProvider(HibernateQueryProvider) and queryName(String) have not been set.

  参数:

  queryString - the HQL query

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setQueryString(String)

• sessionFactory

  public HibernatePagingItemReaderBuilder<T> sessionFactory​(org.hibernate.SessionFactory sessionFactory)

  The Hibernate SessionFactory to execute the query against.

  参数:

  sessionFactory - the session factory

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setSessionFactory(SessionFactory)

• useSatelessSession

  @Deprecated
  public HibernatePagingItemReaderBuilder<T> useSatelessSession​(boolean useStatelessSession)

  已过时。

  This method is deprecated in favor of useStatelessSession(boolean) and will be removed in a future version.
  Indicator for whether to use a StatelessSession (true) or a Session (false).

  参数:

  useStatelessSession - Defaults to false

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setUseStatelessSession(boolean)

• useStatelessSession

  public HibernatePagingItemReaderBuilder<T> useStatelessSession​(boolean useStatelessSession)

  Indicator for whether to use a StatelessSession (true) or a Session (false).

  参数:

  useStatelessSession - Defaults to false

  返回:

  this instance for method chaining

  另请参阅:

  HibernatePagingItemReader.setUseStatelessSession(boolean)

• build

  public HibernatePagingItemReader<T> build()

  Returns a fully constructed HibernatePagingItemReader.

  返回:

  a new HibernatePagingItemReader