Package org.apache.cayenne.configuration.xml

Class NoopDataChannelMetaData

java.lang.Object
org.apache.cayenne.configuration.xml.NoopDataChannelMetaData
All Implemented Interfaces:
DataChannelMetaData
public class NoopDataChannelMetaData extends Object implements DataChannelMetaData
Noop implementation of DataChannelMetaData. Used by Cayenne runtime by default as it doesn't need this information.
Since:
4.1
See Also:

  • Constructor Details

    • NoopDataChannelMetaData

      public NoopDataChannelMetaData()

  • Method Details

    • add

      public void add(ConfigurationNode key, Object value)
      Description copied from interface: DataChannelMetaData
      Store data for object.
      Specified by:
      add in interface DataChannelMetaData
      Parameters:
      key - object for which we want to store data
      value - data to store

    • get

      public <T> T get(ConfigurationNode key, Class<T> type)
      Description copied from interface: DataChannelMetaData
      Get meta data for object
      Specified by:
      get in interface DataChannelMetaData
      Type Parameters:
      T - meta data type
      Parameters:
      key - object for wich we want meta data
      type - meta data type class
      Returns:
      value or null if no data available

    • remove

      public <T> T remove(ConfigurationNode key, Class<T> type)
      Specified by:
      remove in interface DataChannelMetaData
      Type Parameters:
      T - meta data type
      Parameters:
      key - object for wich we want meta data
      type - meta data type class
      Returns:
      value or null if no can't remove