org.fosstrak.epcis.repository.capture
Class CaptureOperationsServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.fosstrak.epcis.repository.capture.CaptureOperationsServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class CaptureOperationsServlet
extends javax.servlet.http.HttpServlet

This CaptureOperationsServlet accepts and analyzes HTTP POST requests and delegates them to the appropriate handler methods in the CaptureOperationsModule. This servlet also initializes the CaptureOperationsModule properly and returns a simple information page upon GET requests.

Author:

Marco Steybe

See Also:

Serialized Form

Constructor Summary

CaptureOperationsServlet()

Method Summary

void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse rsp) Handles HTTP GET requests by dispatching to simple information pages.
void	doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse rsp) Implements the EPCIS capture operation.
void	init()
void	setCaptureOperationsModule(CaptureOperationsModule captureOperationsModule)

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

CaptureOperationsServlet

public CaptureOperationsServlet()

Method Detail

init

public void init()

Overrides:

init in class javax.servlet.GenericServlet

doGet

public void doGet(javax.servlet.http.HttpServletRequest req,
                  javax.servlet.http.HttpServletResponse rsp)
           throws javax.servlet.ServletException,
                  IOException

Handles HTTP GET requests by dispatching to simple information pages.

Overrides:

doGet in class javax.servlet.http.HttpServlet

Parameters:

req - The servlet request.

rsp - The servlet response.

Throws:

IOException - If an error occurred while writing the response.

javax.servlet.ServletException

See Also:

HttpServlet.doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)

doPost

public void doPost(javax.servlet.http.HttpServletRequest req,
                   javax.servlet.http.HttpServletResponse rsp)
            throws javax.servlet.ServletException,
                   IOException

Implements the EPCIS capture operation. Takes HTTP POST request, extracts the payload into an XML document, validates the document against the EPCIS schema, and captures the EPCIS events given in the document. Errors are caught and returned as simple plaintext messages via HTTP.

Overrides:

doPost in class javax.servlet.http.HttpServlet

Parameters:

req - The HttpServletRequest.

rsp - The HttpServletResponse.

Throws:

IOException - If an error occurred while validating the request or writing the response.

javax.servlet.ServletException

setCaptureOperationsModule

public void setCaptureOperationsModule(CaptureOperationsModule captureOperationsModule)