com.raritantechnologies.recommend.rti
Class RecommendDocumentContentHandler

java.lang.Object
  com.raritantechnologies.recommend.rti.RecommendDocumentContentHandler

All Implemented Interfaces:

IConfigurable, IDocumentContentHandler

public class RecommendDocumentContentHandler

extends java.lang.Object

implements IDocumentContentHandler

Sends data to Recommendation Engine when documents are requested by user. Recommendation engine creates associations between entities. Can create recommendations based on user identity, or recommendations based on INTRA-SESSION activities - e.g. "What other documents were viewed by people that looked at this one?

XML Configuration Template:

   <ContentHandler class="com.raritantechnologies.recommend.RecommendDocumentContentHandler"
                      recommendationEngineName="[ name of RecommendationEngine SystemObject ]"
                      useLastQuery="[ true(default)|false - if true use last submitted query if false use http request ]" >

     <!-- The Delegate IDocumentContentHandler -->
     <ContentHandler class="[ class of com.raritantechnologies.quickstart.userInterface.IDocumentContentHandler ]" >

     </ContentHandler>

   </ContentHandler>

 

Developed by Raritan Technologies .

Author:

Ted Sullivan

Constructor Summary

RecommendDocumentContentHandler()

Method Summary

java.lang.String	getErrorPage(HttpServletRequest pReq)
java.lang.String	getHandlerName() Returns the name of document handler
java.lang.String	getLastContentType()
java.lang.String	getLastDocumentName()
java.util.Map	getLastDocumentParamMap() Returns a Map of document param=value
java.util.List	getRequestParameters() returns the list of parameters needed in the HTTP request.
void	initialize(org.w3c.dom.Element elem) Initializes the object from an XML tag or element.
void	sendDocumentContent(ILoginInfo userInfo, HttpServletRequest pReq, HttpServletResponse pRes) Sends the document content to the HttpServletResponse using parameters in the HttpServletRequest.
byte[]	sendDocumentContent(java.util.Map handlerInfo) Sends the document content to the whatever class calls it using parameters defined in a Map.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RecommendDocumentContentHandler

public RecommendDocumentContentHandler()

Method Detail

sendDocumentContent

public void sendDocumentContent(ILoginInfo userInfo,
                                HttpServletRequest pReq,
                                HttpServletResponse pRes)
                         throws ServletException

Description copied from interface: IDocumentContentHandler

Sends the document content to the HttpServletResponse using parameters in the HttpServletRequest.

Specified by:

sendDocumentContent in interface IDocumentContentHandler

Parameters:

userInfo - User information for this session user. May be used to restrict access to content.

pReq - The HttpServletRequest for the requested content.

pRes - The HttpServletResponse. The content handler will obtain a ServletOutputStream from this object and write the content to this stream.

Throws:

ServletException

initialize

public void initialize(org.w3c.dom.Element elem)

Description copied from interface: IConfigurable

Initializes the object from an XML tag or element. This method is called by the Framework as part of the application initializtion. see ConfigurationManager, XMLConfigurationManager, XMLSearchFieldMapFactory, XMLSearchSourceFactory. Configurable objects that are owned or contained by other configurable objects will be initialized in by the parent object.

Specified by:

initialize in interface IDocumentContentHandler

getErrorPage

public java.lang.String getErrorPage(HttpServletRequest pReq)

Specified by:

getErrorPage in interface IDocumentContentHandler

getLastDocumentName

public java.lang.String getLastDocumentName()

Specified by:

getLastDocumentName in interface IDocumentContentHandler

getHandlerName

public java.lang.String getHandlerName()

Description copied from interface: IDocumentContentHandler

Returns the name of document handler

Specified by:

getHandlerName in interface IDocumentContentHandler

getLastDocumentParamMap

public java.util.Map getLastDocumentParamMap()

Description copied from interface: IDocumentContentHandler

Returns a Map of document param=value

Specified by:

getLastDocumentParamMap in interface IDocumentContentHandler

getLastContentType

public java.lang.String getLastContentType()

Specified by:

getLastContentType in interface IDocumentContentHandler

getRequestParameters

public java.util.List getRequestParameters()

Description copied from interface: IDocumentContentHandler

returns the list of parameters needed in the HTTP request.

Specified by:

getRequestParameters in interface IDocumentContentHandler

sendDocumentContent

public byte[] sendDocumentContent(java.util.Map handlerInfo)

Description copied from interface: IDocumentContentHandler

Sends the document content to the whatever class calls it using parameters defined in a Map.

Specified by:

sendDocumentContent in interface IDocumentContentHandler

Parameters:

handlerInfo - Information needed by the implementing class to retrieve and send content.