eu.dicodeproject.analysis.restapi
Class TwitterController

java.lang.Object
  eu.dicodeproject.analysis.restapi.TwitterController

@Controller
@RequestMapping(value="/twitter/")
public class TwitterController
extends Object

Constructor Summary

TwitterController()

Method Summary

void	creationDates(String dateType, String callback, String start, String stop, boolean addZeros, javax.servlet.http.HttpServletResponse response) Takes a date type as parameter.
void	export(String topic, String minSupport, javax.servlet.http.HttpServletResponse response) Deprecated.
void	hashtag(String topic, String day, javax.servlet.http.HttpServletResponse response) Returns hashtags for a certain topic and day if available This method was implemented to demonstrate the workflow and will be replaced by the generic method "metadata"
void	metadata(String type, String day, String callback, javax.servlet.http.HttpServletResponse response) Generic method which returns Twitter meta-data from HBase http://localhost:9889/restapi/twitter/metadata/lang.json?
void	setExportService(TwitterVectorExporter exportService)
void	setHBaseColumn(String hbaseColumn)
void	setHBaseColumnFamily(String hbaseColumnFamily)
void	setHBaseTablename(String hbaseTablename)
void	setHTablePoolHandler(HTablePoolHandler handler)
void	setTwitterstreamTablename(String twitterstreamTablename)
void	termFreqs(String terms, String callback, String start, String stop, boolean addZeros, javax.servlet.http.HttpServletResponse response) Takes terms as input.
void	vectors(String start, String stop, String language, String regex, String callback, javax.servlet.http.HttpServletResponse response)

Methods inherited from class java.lang.Object

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

Constructor Detail

TwitterController

public TwitterController()

Method Detail

hashtag

@RequestMapping(value="hashtag/{topic}_{day}",
                method=GET)
public void hashtag(@PathVariable
                                   String topic,
                                   @PathVariable
                                   String day,
                                   javax.servlet.http.HttpServletResponse response)
             throws IOException

Returns hashtags for a certain topic and day if available This method was implemented to demonstrate the workflow and will be replaced by the generic method "metadata"

Parameters:

topic -

day -

response -

Throws:

IOException

metadata

@RequestMapping(value="metadata/{type}.json",
                method=GET)
public void metadata(@PathVariable
                                    String type,
                                    @RequestParam
                                    String day,
                                    @RequestParam
                                    String callback,
                                    javax.servlet.http.HttpServletResponse response)
              throws IOException

Generic method which returns Twitter meta-data from HBase http://localhost:9889/restapi/twitter/metadata/lang.json?day=20110824

Parameters:

type -

day -

response -

Throws:

IOException

vectors

@RequestMapping(value="vectors",
                method=GET)
public void vectors(@RequestParam(required=false)
                                   String start,
                                   @RequestParam(required=false)
                                   String stop,
                                   @RequestParam(required=false)
                                   String language,
                                   @RequestParam(required=false)
                                   String regex,
                                   @RequestParam
                                   String callback,
                                   javax.servlet.http.HttpServletResponse response)
             throws IOException,
                    twitter4j.internal.org.json.JSONException

Throws:

IOException

twitter4j.internal.org.json.JSONException

export

@Deprecated
@RequestMapping(value="export/{topic}_{minSupport}",
                method=GET)
public void export(@PathVariable
                                             String topic,
                                             @PathVariable
                                             String minSupport,
                                             javax.servlet.http.HttpServletResponse response)

Deprecated.

Parameters:

topic -

minSupport -

response -

Throws:

IOException

creationDates

@RequestMapping(value="creationDates/{dateType}",
                method=GET)
public void creationDates(@PathVariable
                                         String dateType,
                                         @RequestParam
                                         String callback,
                                         @RequestParam(required=false)
                                         String start,
                                         @RequestParam(required=false)
                                         String stop,
                                         @RequestParam(required=false,defaultValue="false")
                                         boolean addZeros,
                                         javax.servlet.http.HttpServletResponse response)
                   throws IOException,
                          twitter4j.internal.org.json.JSONException

Takes a date type as parameter. Returns a JSON that consists of {"result": MAP}, with MAP containing dates (years, months and days) with their frequencies with respect to Tweet creation dates.

Parameters:

dateType - one of {"year", "yearMonth", "yearMonthDay", "hour"} Returns a JSON that consists of {"categoriesLabel": String, "categories": Array, "chartData": Map}, with Map containing "creationDates" as key and a map with (date, frequency) as value. Array contains all date values in the required range, and categoriesLabel is the label for these values e.g. { "categoriesLabel": "yearMonth", "categories": ["2011-01", "2011-02"], "chartData": { "creationDates": { "2011-01": 54, "2011-02": 21 } } }

callback - arbitrary callback parameter

start - earliest date in the result

stop - EXCLUSIVE latest date in the result

addZeros - flag to specify if missing values should be represented by zero entries

response - to write the answer to

Throws:

IOException - inherited from HBase Scan and HttpServletResponse.write

twitter4j.internal.org.json.JSONException - inherited from JSONObject constructor

termFreqs

@RequestMapping(value="termFreqs",
                method=GET)
public void termFreqs(@RequestParam
                                     String terms,
                                     @RequestParam
                                     String callback,
                                     @RequestParam(required=false)
                                     String start,
                                     @RequestParam(required=false)
                                     String stop,
                                     @RequestParam(required=false,defaultValue="false")
                                     boolean addZeros,
                                     javax.servlet.http.HttpServletResponse response)
               throws IOException,
                      twitter4j.internal.org.json.JSONException

Takes terms as input. Returns a JSON that consists of {"categoriesLabel": String, "categories": Array, "chartData": Map}, with Map containing terms as keys and maps with (date, frequency) as values. Array contains all date values in the required range, and categoriesLabel is the label for these values e.g. { "categoriesLabel": "date", "categories": ["2011-01-01", "2011-01-02"], "chartData": { "google": { "2011-01-01": 54, "2011-01-02": 21 } "microsoft": { "2011-01-01": 43 } } }

Parameters:

terms - list of terms separated by commas

callback - arbitrary callback parameter

start - earliest date in the result

stop - EXCLUSIVE latest date in the result

addZeros - flag to specify if missing values should be represented by zero entries

response - to write the answer to

Throws:

IOException - inherited from HBase Scan and HttpServletResponse.write

twitter4j.internal.org.json.JSONException - inherited JSONObject

setHBaseTablename

public void setHBaseTablename(String hbaseTablename)

Parameters:

hbaseTablename -

setHBaseColumnFamily

public void setHBaseColumnFamily(String hbaseColumnFamily)

Parameters:

hbaseColumnFamily -

setHBaseColumn

public void setHBaseColumn(String hbaseColumn)

Parameters:

hbaseColumn -

setTwitterstreamTablename

public void setTwitterstreamTablename(String twitterstreamTablename)

Parameters:

twitterstreamTablename -

setHTablePoolHandler

public void setHTablePoolHandler(HTablePoolHandler handler)

Parameters:

handler -

setExportService

public void setExportService(TwitterVectorExporter exportService)

Parameters:

exportService -