edu.cornell.mannlib.vitro.webapp.controller.ajax

Class AbstractAjaxResponder

java.lang.Object

edu.cornell.mannlib.vitro.webapp.controller.ajax.AbstractAjaxResponder

Direct Known Subclasses:

BasicProfilesGetter, BasicProxiesGetter, MoreProfileInfo, MoreProxyInfo

public abstract class AbstractAjaxResponder
extends Object

A base class for AJAX responder objects, to be instantiated and invoked by AJAX servlets.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	AbstractAjaxResponder.JsonArrayParser AJAX responders can use a parser that extends this class.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	EMPTY_RESPONSE
protected IndividualDao	indDao
protected javax.servlet.http.HttpServletResponse	resp
protected javax.servlet.http.HttpServlet	servlet
protected UserAccountsDao	uaDao
protected VitroRequest	vreq

Constructor Summary

Constructors

Constructor and Description
AbstractAjaxResponder(javax.servlet.http.HttpServlet servlet, VitroRequest vreq, javax.servlet.http.HttpServletResponse resp)

Method Summary

Modifier and Type	Method and Description
protected String	assembleJsonResponse(List<Map<String,String>> maps) Assemble a list of maps into a single String representing a JSON array of objects with fields.
protected String	getStringParameter(String key, String defaultValue)
protected Collection<String>	getStringParameters(String key)
protected abstract String	prepareResponse()
void	processRequest()

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_RESPONSE

protected static final String EMPTY_RESPONSE

See Also:

Constant Field Values

servlet

protected final javax.servlet.http.HttpServlet servlet

vreq

protected final VitroRequest vreq

resp

protected final javax.servlet.http.HttpServletResponse resp

indDao

protected final IndividualDao indDao

uaDao

protected final UserAccountsDao uaDao

Constructor Detail

AbstractAjaxResponder

public AbstractAjaxResponder(javax.servlet.http.HttpServlet servlet,
                             VitroRequest vreq,
                             javax.servlet.http.HttpServletResponse resp)

Method Detail

processRequest

public final void processRequest()

prepareResponse

protected abstract String prepareResponse()
                                   throws IOException,
                                          JSONException

Throws:

IOException

JSONException

getStringParameter

protected String getStringParameter(String key,
                                    String defaultValue)

getStringParameters

protected Collection<String> getStringParameters(String key)

assembleJsonResponse

protected String assembleJsonResponse(List<Map<String,String>> maps)

Assemble a list of maps into a single String representing a JSON array of objects with fields.