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he following interfaces are found in the com.nokia.wap.server package.

Interface Description Used by
WapRequest Provides WAP-specific information about a WSP request. E.g. protocol configuration, bearer, WSP session. Provides services to manage the requests, e.g. abort() the request. A WAP service that needs more information about the request than the HttpServletRequest can provide or wants to e.g. abort a request.
WapServer Provides services to register and locate server extension interfaces. A servlet author who wants to register a server extension interface to make it known by the Nokia WAP Server or wants to locate an implementation of a server extension.
Interface Description Used by
AckListener Provides detailed information about the status of a response created by the servlet. E.g. successful delivery to the terminal. A WAP service that needs to know if the response is really delivered or not. This could be used e.g. for billing purposes. The AckListener implemented by a servlet is registered to the Nokia WAP Server using the WAPServer interface during the servlet.init() procedure.
ShortMessaging Provides functions for sending textual and binary non-WAP short messages (SMS) with the Nokia WAP Server bearers. A WAP service that wants to notify the user with SMS or send binary messages to the terminal, e.g. ringing tones.
HttpManager Provides HTTP protocol functionality for HTTP client including caching. A WAP developer needing to make an HTTP service request to an origin server.
AlarmManager Provides access to the Nokia WAP Server alarm information. Via this interface, a servlet can get the active alarms in the system and acknowledge them. A WAP service that wants to get and acknowledge alarms. This interface is commonly used together with the AlarmHandler extension.
BearerManager Provides information about available bearers. A WAP service that needs to select the bearer for e.g. push purposes.
UserDirectory Provides information about the Nokia WAP Server users, user groups and details about individual users. A WAP service that needs user identification or other user information.

New interfaces may be added in the future releases of the Nokia WAP Server. For a detailed description of the above mentioned interfaces, see the enclosed Nokia WAP Server API Reference.