类 DefaultSessionAttributeStore

构造器详细资料

• DefaultSessionAttributeStore

  public DefaultSessionAttributeStore()

方法详细资料

• setAttributeNamePrefix

  public void setAttributeNamePrefix​(String attributeNamePrefix)

  Specify a prefix to use for the attribute names in the backend session.

  Default is to use no prefix, storing the session attributes with the same name as in the model.

• storeAttribute

  public void storeAttribute​(WebRequest request,
                             String attributeName,
                             Object attributeValue)

  从接口复制的说明: SessionAttributeStore
  Store the supplied attribute in the backend session.

  Can be called for new attributes as well as for existing attributes. In the latter case, this signals that the attribute value may have been modified.

  指定者:

  storeAttribute 在接口中 SessionAttributeStore

  参数:

  request - the current request

  attributeName - the name of the attribute

  attributeValue - the attribute value to store

• retrieveAttribute

  public Object retrieveAttribute​(WebRequest request,
                                  String attributeName)

  从接口复制的说明: SessionAttributeStore
  Retrieve the specified attribute from the backend session.

  This will typically be called with the expectation that the attribute is already present, with an exception to be thrown if this method returns null.

  指定者:

  retrieveAttribute 在接口中 SessionAttributeStore

  参数:

  request - the current request

  attributeName - the name of the attribute

  返回:

  the current attribute value, or null if none

• cleanupAttribute

  public void cleanupAttribute​(WebRequest request,
                               String attributeName)

  从接口复制的说明: SessionAttributeStore
  Clean up the specified attribute in the backend session.

  Indicates that the attribute name will not be used anymore.

  指定者:

  cleanupAttribute 在接口中 SessionAttributeStore

  参数:

  request - the current request

  attributeName - the name of the attribute

• getAttributeNameInSession

  protected String getAttributeNameInSession​(WebRequest request,
                                             String attributeName)

  Calculate the attribute name in the backend session.

  The default implementation simply prepends the configured "attributeNamePrefix", if any.

  参数:

  request - the current request

  attributeName - the name of the attribute

  返回:

  the attribute name in the backend session