org.gcube.portlets.user.topics.server

Class TopicServiceImpl

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet

com.google.gwt.user.server.rpc.RemoteServiceServlet

org.gcube.portlets.user.topics.server.TopicServiceImpl

All Implemented Interfaces:

com.google.gwt.user.client.rpc.RemoteService, com.google.gwt.user.server.rpc.SerializationPolicyProvider, Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig, TopicService

public class TopicServiceImpl
extends com.google.gwt.user.server.rpc.RemoteServiceServlet
implements TopicService

TopicServiceImpl server side implementation for top-topics class

Author:

Massimiliano Assante, ISTI-CNR, Costantino Perciante, ISTI-CNR

See Also:

Serialized Form

Field Summary

Fields inherited from class com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet

perThreadRequest, perThreadResponse

Constructor Summary

Constructors

Constructor and Description
TopicServiceImpl()

Method Summary

Modifier and Type	Method and Description
void	destroy() close connection to cassandra at shutdown
HashtagsWrapper	getHashtags() return trending hashtags
void	init() connect to cassandra at startup

Methods inherited from class com.google.gwt.user.server.rpc.RemoteServiceServlet

checkPermutationStrongName, doGetSerializationPolicy, getCodeServerPolicyUrl, getRequestModuleBasePath, getSerializationPolicy, init, loadPolicyFromCodeServer, onAfterResponseSerialized, onBeforeRequestDeserialized, processCall, processCall, processPost, shouldCompressResponse

Methods inherited from class com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet

doPost, doUnexpectedFailure, getPermutationStrongName, getThreadLocalRequest, getThreadLocalResponse, onAfterRequestDeserialized, readContent

Methods inherited from class javax.servlet.http.HttpServlet

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

Methods inherited from class javax.servlet.GenericServlet

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

Methods inherited from class java.lang.Object

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

Constructor Detail

TopicServiceImpl

public TopicServiceImpl()

Method Detail

init

public void init()

connect to cassandra at startup

Overrides:

init in class javax.servlet.GenericServlet

destroy

public void destroy()

close connection to cassandra at shutdown

Specified by:

destroy in interface javax.servlet.Servlet

Overrides:

destroy in class javax.servlet.GenericServlet

getHashtags

public HashtagsWrapper getHashtags()

return trending hashtags

Specified by:

getHashtags in interface TopicService