com.esri.gpt.server.csw.provider
Class CswServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          com.esri.gpt.framework.context.BaseServlet
              com.esri.gpt.server.csw.provider.CswServlet

All Implemented Interfaces:

Serializable, Servlet, ServletConfig

public class CswServlet
extends BaseServlet

CSW provider servlet.

See Also:

Serialized Form

Constructor Summary

CswServlet()

Method Summary

protected void	execute(HttpServletRequest request, HttpServletResponse response, RequestContext context) Executes a request.
protected void	executeCSW(HttpServletRequest request, HttpServletResponse response, RequestContext context) Executes a CSW request.
protected String	handleException(Exception e) Creation an ExceptionReport response when an exception is encountered.
void	init(ServletConfig config) Initializes the servlet.
protected RequestHandler	makeRequestHandler(HttpServletRequest request, HttpServletResponse response, RequestContext context) Makes a handler for the CSW request.
protected String	readFullXml(HttpServletRequest request, HttpServletResponse response, RequestContext context, String id) Reads the full XML associated with a document UUID.

Methods inherited from class com.esri.gpt.framework.context.BaseServlet

authenticate, doGet, doPost, getCredentials, getLogger, getParameterValue, getRealm, readInputCharacters, writeCharacterResponse, writeHtmlResponse, writeXmlResponse

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

CswServlet

public CswServlet()

Method Detail

init

public void init(ServletConfig config)
          throws ServletException

Initializes the servlet.
Reads the "cswSubContextPath" and "resourceFilePrefix". init params from the servlet configuration.

Specified by:

init in interface Servlet

Overrides:

init in class GenericServlet

Parameters:

config - the servlet configuration

Throws:

ServletException - if an initialization exception occurs

execute

protected void execute(HttpServletRequest request,
                       HttpServletResponse response,
                       RequestContext context)
                throws Exception

Executes a request.

Specified by:

execute in class BaseServlet

Parameters:

request - the HTTP servlet request

response - the HTTP servlet response

context - the request context

Throws:

Exception - if a processing exception occurs

executeCSW

protected void executeCSW(HttpServletRequest request,
                          HttpServletResponse response,
                          RequestContext context)
                   throws Exception

Executes a CSW request.

Parameters:

request - the HTTP servlet request

response - the HTTP servlet response

context - the request context

Throws:

Exception - if a processing exception occurs

handleException

protected String handleException(Exception e)
                          throws Exception

Creation an ExceptionReport response when an exception is encountered.

Parameters:

e - the exception

Returns:

the exception report string

Throws:

throws - Exception if an authorization related exception occurs

Exception

makeRequestHandler

protected RequestHandler makeRequestHandler(HttpServletRequest request,
                                            HttpServletResponse response,
                                            RequestContext context)

Makes a handler for the CSW request.

Parameters:

request - the HTTP servlet request

response - the HTTP servlet response

context - the request context

Returns:

the request handler

readFullXml

protected String readFullXml(HttpServletRequest request,
                             HttpServletResponse response,
                             RequestContext context,
                             String id)
                      throws Exception

Reads the full XML associated with a document UUID.

Parameters:

request - the HTTP servlet request

response - the HTTP servlet response

context - the request context

id - the document id

Returns:

the document XML

Throws:

Exception - if an exception occurs