unidue.ub.statistics.stock

Class StockEvolutionManipulator

java.lang.Object

unidue.ub.statistics.stock.StockEvolutionManipulator

public class StockEvolutionManipulator
extends java.lang.Object

Methods to build and manipulate stock evolution lists.

Version:

1

Author:

Eike Spielberg

Constructor Summary

Constructors

Constructor and Description
StockEvolutionManipulator()

Method Summary

Modifier and Type	Method and Description
static org.json.JSONObject	convertTOJSON(java.util.List<StockEvolution> se) transforms a list of stock evolution data into a JSON object.
static org.jdom2.Element	createCSVElement(java.util.List<StockEvolution> se, java.lang.String sack) transforms a list of stock evolution data with a stock analysis control key into an org.jdom2.element with a csv-file embedded.
static java.util.Hashtable<java.lang.String,java.util.List<StockEvolution>>	filterSEList(java.util.List<StockEvolution> se, java.lang.String sack) filters a list of stock evolution data with according to a stock analysis control key.
static java.util.List<StockEvolution>	readFromDisk(java.lang.String stelle) searches for the corresponding result file in the stock directory and retrieves a list of StockEvolution-objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

StockEvolutionManipulator

public StockEvolutionManipulator()

Method Detail

readFromDisk

public static java.util.List<StockEvolution> readFromDisk(java.lang.String stelle)

searches for the corresponding result file in the stock directory and retrieves a list of StockEvolution-objects.

Parameters:

stelle - notation to be analyzed

Returns:

se list of stock evolution data

convertTOJSON

public static org.json.JSONObject convertTOJSON(java.util.List<StockEvolution> se)

transforms a list of stock evolution data into a JSON object.

Parameters:

se - list of stock evolution data

Returns:

json JSON Object holding the data

createCSVElement

public static org.jdom2.Element createCSVElement(java.util.List<StockEvolution> se,
                                                 java.lang.String sack)
                                          throws org.jdom2.JDOMException,
                                                 java.io.IOException

transforms a list of stock evolution data with a stock analysis control key into an org.jdom2.element with a csv-file embedded.

Parameters:

se - list of stock evolution data

sack - stock analysis control key

Returns:

sackXML org.jdom2.element holding the data as csv

Throws:

java.io.IOException - exception while reading file

org.jdom2.JDOMException - exception while parsing file to JDOM object

filterSEList

public static java.util.Hashtable<java.lang.String,java.util.List<StockEvolution>> filterSEList(java.util.List<StockEvolution> se,
                                                                                                java.lang.String sack)
                                                                                         throws org.jdom2.JDOMException,
                                                                                                java.io.IOException

filters a list of stock evolution data with according to a stock analysis control key.

Parameters:

se - list of stock evolution data

sack - stock analysis control key

Returns:

filteredSe hash table containing the individual groups

Throws:

java.io.IOException - exception while reading file

org.jdom2.JDOMException - exception while parsing file to JDOM object