edu.cornell.mannlib.vitro.webapp.controller.json

Class JsonServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

edu.cornell.mannlib.vitro.webapp.controller.VitroHttpServlet

edu.cornell.mannlib.vitro.webapp.controller.json.JsonServlet

All Implemented Interfaces:

MultipartRequestWrapper.ParsingStrategy, Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class JsonServlet
extends VitroHttpServlet

This servlet is for servicing requests for JSON objects/data. It could be generalized to get other types of data ex. XML, HTML etc

Author:

bdc34 Moved most of the logic into a group of JsonProducer classes. jeb228

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class edu.cornell.mannlib.vitro.webapp.controller.VitroHttpServlet

VitroHttpServlet.PickListSorter

Field Summary

Fields

Modifier and Type	Field and Description
static int	REPLY_SIZE

Fields inherited from class edu.cornell.mannlib.vitro.webapp.controller.VitroHttpServlet

HTML_MIMETYPE, JSON_LD_MIMETYPE, JSON_MIMETYPE, N3_MIMETYPE, publicDateFormat, RDFXML_MIMETYPE, TTL_MIMETYPE, XHTML_MIMETYPE

Constructor Summary

Constructors

Constructor and Description
JsonServlet()

Method Summary

Modifier and Type	Method and Description
protected void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp) doGet does nothing.
protected void	doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp) doPost does the same thing as the doGet method
static String	getDataPropertyValue(Individual ind, DataProperty dp, WebappDaoFactory wdf)
static JSONObject	getRandomSearchIndividualsByVClass(String vclassURI, javax.servlet.http.HttpServletRequest req)
static JSONObject	getSearchIndividualsByVClass(String vclassURI, javax.servlet.http.HttpServletRequest req)
static JSONObject	getSearchIndividualsByVClasses(List<String> vclassURIs, javax.servlet.http.HttpServletRequest req)

Methods inherited from class edu.cornell.mannlib.vitro.webapp.controller.VitroHttpServlet

dumpRequestParameters, isAuthorizedToDisplayPage, maximumMultipartFileSize, redirectToInsufficientAuthorizationPage, redirectToLoginPage, redirectUnauthorizedRequest, service, sortForPickList, stashFileSizeException

Methods inherited from class javax.servlet.http.HttpServlet

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

Methods inherited from class javax.servlet.GenericServlet

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

Methods inherited from class java.lang.Object

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

Field Detail

REPLY_SIZE

public static final int REPLY_SIZE

See Also:

Constant Field Values

Constructor Detail

JsonServlet

public JsonServlet()

Method Detail

doPost

protected void doPost(javax.servlet.http.HttpServletRequest req,
                      javax.servlet.http.HttpServletResponse resp)
               throws javax.servlet.ServletException,
                      IOException

Description copied from class: VitroHttpServlet

doPost does the same thing as the doGet method

Overrides:

doPost in class VitroHttpServlet

Throws:

javax.servlet.ServletException

IOException

doGet

protected void doGet(javax.servlet.http.HttpServletRequest req,
                     javax.servlet.http.HttpServletResponse resp)
              throws javax.servlet.ServletException,
                     IOException

Description copied from class: VitroHttpServlet

doGet does nothing.

Overrides:

doGet in class VitroHttpServlet

Throws:

javax.servlet.ServletException

IOException

getSearchIndividualsByVClass

public static JSONObject getSearchIndividualsByVClass(String vclassURI,
                                                      javax.servlet.http.HttpServletRequest req)
                                               throws Exception

Throws:

Exception

getSearchIndividualsByVClasses

public static JSONObject getSearchIndividualsByVClasses(List<String> vclassURIs,
                                                        javax.servlet.http.HttpServletRequest req)
                                                 throws Exception

Throws:

Exception

getDataPropertyValue

public static String getDataPropertyValue(Individual ind,
                                          DataProperty dp,
                                          WebappDaoFactory wdf)

getRandomSearchIndividualsByVClass

public static JSONObject getRandomSearchIndividualsByVClass(String vclassURI,
                                                            javax.servlet.http.HttpServletRequest req)
                                                     throws Exception

Throws:

Exception