类 HibernateCursorItemReaderBuilder<T>

构造器详细资料

• HibernateCursorItemReaderBuilder

  public HibernateCursorItemReaderBuilder()

方法详细资料

• saveState

  public HibernateCursorItemReaderBuilder<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 HibernateCursorItemReaderBuilder<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 HibernateCursorItemReaderBuilder<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 HibernateCursorItemReaderBuilder<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)

• parameterValues

  public HibernateCursorItemReaderBuilder<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:

  HibernateCursorItemReader.setParameterValues(Map)

• queryName

  public HibernateCursorItemReaderBuilder<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:

  HibernateCursorItemReader.setQueryName(String)

• fetchSize

  public HibernateCursorItemReaderBuilder<T> fetchSize​(int fetchSize)

  The number of items to be returned with each round trip to the database. Used internally by Hibernate.

  参数:

  fetchSize - number of records to return per fetch

  返回:

  this instance for method chaining

  另请参阅:

  HibernateCursorItemReader.setFetchSize(int)

• queryProvider

  public HibernateCursorItemReaderBuilder<T> queryProvider​(HibernateQueryProvider<T> 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:

  HibernateCursorItemReader.setQueryProvider(HibernateQueryProvider)

• queryString

  public HibernateCursorItemReaderBuilder<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:

  HibernateCursorItemReader.setQueryString(String)

• sessionFactory

  public HibernateCursorItemReaderBuilder<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:

  HibernateCursorItemReader.setSessionFactory(SessionFactory)

• useStatelessSession

  public HibernateCursorItemReaderBuilder<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:

  HibernateCursorItemReader.setUseStatelessSession(boolean)

• nativeQuery

  public HibernateCursorItemReaderBuilder<T> nativeQuery​(java.lang.String nativeQuery)

  Used to configure a HibernateNativeQueryProvider. This is ignored if

  参数:

  nativeQuery - String containing the native query.

  返回:

  this instance for method chaining

• entityClass

  public HibernateCursorItemReaderBuilder<T> entityClass​(java.lang.Class nativeClass)

• build

  public HibernateCursorItemReader<T> build()

  Returns a fully constructed HibernateCursorItemReader.

  返回:

  a new HibernateCursorItemReader