| Name | Description | Type | Package | Framework |
| AbstractChannel | Base class for IChannel -implementations. | Class | com.sapportals.wcm.util.channels | SAP NetWeaver |
| ChannelFactory | A factory to retrieve IChannel s. | Class | com.sapportals.wcm.util.channels | SAP NetWeaver |
| IChannel | A channel is the abstraction of an transport mechanism for sending messages A message can be a simple String or an internet | Interface | com.sapportals.wcm.util.channels | SAP NetWeaver |
| IChannelList | A list of IChannel s. | Interface | com.sapportals.wcm.util.channels | SAP NetWeaver |
| IChannelListIterator | Iterator for a IChannelList . | Interface | com.sapportals.wcm.util.channels | SAP NetWeaver |
| IRecipient | Recipients are objects, where messages can be sent to via a channel. | Interface | com.sapportals.wcm.util.channels | SAP NetWeaver |
| IRecipientList | A list of IRecipient s. | Interface | com.sapportals.wcm.util.channels | SAP NetWeaver |
| IRecipientListIterator | Iterator for a IRecipientList . | Interface | com.sapportals.wcm.util.channels | SAP NetWeaver |
| PartialSendException | The PartialSendException indicates, that some recipients couldn't be addressed. | Class | com.sapportals.wcm.util.channels | SAP NetWeaver |
| RecipientFactory | A factory to retrieve IRecipient s. | Class | com.sapportals.wcm.util.channels | SAP NetWeaver |