com.strategyquant.lib.utils

Class SQUtils

java.lang.Object

com.strategyquant.lib.utils.SQUtils

public class SQUtils
extends java.lang.Object

The Class SQUtils.

Constructor Summary

Constructors

Constructor and Description
SQUtils()

Method Summary

Modifier and Type	Method and Description
static void	addSeparator(javax.swing.JToolBar toolBar) Adds the separator.
static java.lang.String	changeFirstCharacterToUppercase(java.lang.String text) Change first character to uppercase.
static boolean	checkWorkDirectoryIsWritable(java.lang.String path) Check work directory is writable.
static void	clearDirectory(java.io.File dir) Clear directory.
static java.lang.String	d2(double value) D2.
static java.lang.String	d2(float value) D2.
static java.lang.String	d2WithPlType(java.lang.Double value, java.lang.String plType) D2 with pl type.
static SQOrder	deepClone(SQOrder o) Deep clone.
static SQOrderList	deepClone(SQOrderList o) Deep clone.
static <T> T	deepClone(T o) Deep clone.
static boolean	deleteDirectory(java.lang.String path) Delete directory.
static int	factorial(int number) Factorial.
static java.math.BigInteger	factorialBig(int n) Factorial big.
static byte[]	fileToBytes(java.io.File file) File to bytes.
static java.lang.String	fileToString(java.io.File file) File to string.
static void	forceOpenUrlInDefaultWebBrowser(java.lang.String url, java.awt.Component parentComponent) Force open url in default web browser.
static boolean	getBool(org.jdom2.Element elValues, java.lang.String name, boolean defaultValue) Gets the bool.
static byte	getByte(org.jdom2.Element elValues, java.lang.String name, int defaultValue) Gets the byte.
static byte	getByteFromInt(org.jdom2.Element elValues, java.lang.String name, int defaultValue) Gets the byte from int.
static double	getDouble(org.jdom2.Element elValues, java.lang.String name, float defaultValue) Gets the double.
static java.lang.String	getExtension(java.lang.String name) Gets the extension.
static java.io.File	getFirstFileFromDir(java.io.File dir) Gets the first file from dir.
static float	getFloat(org.jdom2.Element elValues, java.lang.String name, float defaultValue) Gets the float.
static int	getInt(org.jdom2.Element elValues, java.lang.String name, int defaultValue) Gets the int.
static long	getLong(org.jdom2.Element elValues, java.lang.String name, int defaultValue) Gets the long.
static javax.swing.JMenu	getMenuByName(javax.swing.JMenuBar menuBar, java.lang.String menuName) function returns top menu with given name or null if it doesn't exist.
static int	getNumberOfLinesInFile(java.io.File file) Gets the number of lines in file.
static short	getShort(org.jdom2.Element elValues, java.lang.String name, int defaultValue) Gets the short.
static short	getShortFromInt(org.jdom2.Element elValues, java.lang.String name, int defaultValue) Gets the short from int.
static long[]	getTimeRangeOfOrders(SQOrderList orders) Gets the time range of orders.
static java.lang.String	getUrlContent(java.lang.String url) Gets the url content.
static byte[]	inputStreamToBytes(java.io.InputStream is) Input stream to bytes.
static void	inputStreamToFile(java.io.InputStream inputStream, java.io.File file) Input stream to file.
static java.lang.String	inputStreamToString(java.io.InputStream is) Input stream to string.
static boolean	isListContainsKey(java.lang.String list, java.lang.String key) Checks if is list contains key.
static java.lang.String	joinStringList(java.util.List<java.lang.String> list, java.lang.String separator) Join string list.
static java.lang.String	joinStrings(java.lang.String... constants) Join strings.
static double[]	listToDoubleArray(java.util.ArrayList<java.lang.Double> valueList) List to double array.
static java.lang.String	listToString(java.util.ArrayList<java.lang.String> valueList) List to string.
static java.lang.String[]	listToStringArray(java.util.ArrayList<java.lang.String> valueList) List to string array.
static byte[]	loadDataFromServer(java.lang.String url) Load data from server.
static java.lang.String	md5CheckSum(byte[] bytes) Md5 check sum.
static void	openUrlInDefaultWebBrowser(java.lang.String url, java.awt.Component parentComponent) Open url in default web browser.
static double	parseDoubleValueWithK(java.lang.String value) Parses the double value with k.
static double	parsePrice(java.lang.String doubleStrIn) Parses the price.
static java.lang.String	printValueWithPlType(java.lang.String number, java.lang.String plType) Prints the value with pl type.
static java.lang.String	randomString() Random string.
static java.lang.String	readFirstLine(java.io.File file) Read first line.
static java.lang.String	readLastLine(java.io.File file) Read last line.
static java.lang.String	replaceLast(java.lang.String string, java.lang.String from, java.lang.String to) Replace last.
static double	round(double value, int decimals) Round.
static double	round2(double value) Round2.
static double	roundDown(double value, int decimals) Round down.
static double	safeDivide(double f1, double f2) Safe divide.
static java.lang.String	saveFileAs(byte[] data, java.lang.String destDir, java.lang.String fileName) Save file as.
static void	showExceptionDialog(java.lang.Exception ex) Show exception dialog.
static void	showExceptionDialog(java.lang.Exception ex, java.lang.String title) Show exception dialog.
static void	showExceptionDialog(java.lang.Exception ex, java.lang.String title, java.awt.Component parentComponent) Show exception dialog.
static void	showExceptionDialog(java.lang.String msg) Show exception dialog.
static void	showExceptionDialog(java.lang.String msg, java.lang.String title) Show exception dialog.
static void	stringToFile(java.io.File file, java.lang.String str) String to file.
static org.jdom2.Document	stringToXml(java.lang.String xml) String to xml.
static java.lang.String	stripExtension(java.lang.String name) Strip extension.
static java.lang.String	timeToString(int s) Time to string.
static java.lang.String	toDoubleString(double value, int decimals) To double string.
static void	xmlToFile(java.io.File file, org.jdom2.Document doc) Xml to file.

Methods inherited from class java.lang.Object

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

Constructor Detail

SQUtils

public SQUtils()

Method Detail

openUrlInDefaultWebBrowser

public static void openUrlInDefaultWebBrowser(java.lang.String url,
                                              java.awt.Component parentComponent)

Open url in default web browser.

Parameters:

url - the url

parentComponent - the parent component

forceOpenUrlInDefaultWebBrowser

public static void forceOpenUrlInDefaultWebBrowser(java.lang.String url,
                                                   java.awt.Component parentComponent)

Force open url in default web browser.

Parameters:

url - the url

parentComponent - the parent component

fileToBytes

public static byte[] fileToBytes(java.io.File file)
                          throws java.lang.Exception

File to bytes.

Parameters:

file - the file

Returns:

the byte[]

Throws:

java.lang.Exception - the exception

md5CheckSum

public static java.lang.String md5CheckSum(byte[] bytes)
                                    throws java.lang.Exception

Md5 check sum.

Parameters:

bytes - the bytes

Returns:

the string

Throws:

java.lang.Exception - the exception

fileToString

public static java.lang.String fileToString(java.io.File file)
                                     throws java.lang.Exception

File to string.

Parameters:

file - the file

Returns:

the string

Throws:

java.lang.Exception - the exception

xmlToFile

public static void xmlToFile(java.io.File file,
                             org.jdom2.Document doc)
                      throws java.lang.Exception

Xml to file.

Parameters:

file - the file

doc - the doc

Throws:

java.lang.Exception - the exception

stringToFile

public static void stringToFile(java.io.File file,
                                java.lang.String str)
                         throws java.lang.Exception

String to file.

Parameters:

file - the file

str - the str

Throws:

java.lang.Exception - the exception

getFirstFileFromDir

public static java.io.File getFirstFileFromDir(java.io.File dir)
                                        throws java.lang.Exception

Gets the first file from dir.

Parameters:

dir - the dir

Returns:

the first file from dir

Throws:

java.lang.Exception - the exception

getExtension

public static java.lang.String getExtension(java.lang.String name)

Gets the extension.

Parameters:

name - the name

Returns:

the extension

stripExtension

public static java.lang.String stripExtension(java.lang.String name)

Strip extension.

Parameters:

name - the name

Returns:

the string

getShortFromInt

public static short getShortFromInt(org.jdom2.Element elValues,
                                    java.lang.String name,
                                    int defaultValue)

Gets the short from int.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the short from int

getByteFromInt

public static byte getByteFromInt(org.jdom2.Element elValues,
                                  java.lang.String name,
                                  int defaultValue)

Gets the byte from int.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the byte from int

getShort

public static short getShort(org.jdom2.Element elValues,
                             java.lang.String name,
                             int defaultValue)

Gets the short.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the short

getByte

public static byte getByte(org.jdom2.Element elValues,
                           java.lang.String name,
                           int defaultValue)

Gets the byte.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the byte

getInt

public static int getInt(org.jdom2.Element elValues,
                         java.lang.String name,
                         int defaultValue)

Gets the int.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the int

getLong

public static long getLong(org.jdom2.Element elValues,
                           java.lang.String name,
                           int defaultValue)

Gets the long.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the long

getFloat

public static float getFloat(org.jdom2.Element elValues,
                             java.lang.String name,
                             float defaultValue)

Gets the float.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the float

getDouble

public static double getDouble(org.jdom2.Element elValues,
                               java.lang.String name,
                               float defaultValue)

Gets the double.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the double

getBool

public static boolean getBool(org.jdom2.Element elValues,
                              java.lang.String name,
                              boolean defaultValue)

Gets the bool.

Parameters:

elValues - the el values

name - the name

defaultValue - the default value

Returns:

the bool

changeFirstCharacterToUppercase

public static java.lang.String changeFirstCharacterToUppercase(java.lang.String text)

Change first character to uppercase.

Parameters:

text - the text

Returns:

the string

d2WithPlType

public static java.lang.String d2WithPlType(java.lang.Double value,
                                            java.lang.String plType)

D2 with pl type.

Parameters:

value - the value

plType - the pl type

Returns:

the string

printValueWithPlType

public static java.lang.String printValueWithPlType(java.lang.String number,
                                                    java.lang.String plType)

Prints the value with pl type.

Parameters:

number - the number

plType - the pl type

Returns:

the string

toDoubleString

public static java.lang.String toDoubleString(double value,
                                              int decimals)

To double string.

Parameters:

value - the value

decimals - the decimals

Returns:

the string

round2

public static double round2(double value)

Round2.

Parameters:

value - the value

Returns:

the double

roundDown

public static double roundDown(double value,
                               int decimals)

Round down.

Parameters:

value - the value

decimals - the decimals

Returns:

the double

round

public static double round(double value,
                           int decimals)

Round.

Parameters:

value - the value

decimals - the decimals

Returns:

the double

getMenuByName

public static javax.swing.JMenu getMenuByName(javax.swing.JMenuBar menuBar,
                                              java.lang.String menuName)

function returns top menu with given name or null if it doesn't exist.

Parameters:

menuBar - the menu bar

menuName - the menu name

Returns:

the menu by name

parseDoubleValueWithK

public static double parseDoubleValueWithK(java.lang.String value)
                                    throws java.lang.Exception

Parses the double value with k.

Parameters:

value - the value

Returns:

the double

Throws:

java.lang.Exception - the exception

showExceptionDialog

public static void showExceptionDialog(java.lang.Exception ex,
                                       java.lang.String title)

Show exception dialog.

Parameters:

ex - the ex

title - the title

showExceptionDialog

public static void showExceptionDialog(java.lang.Exception ex,
                                       java.lang.String title,
                                       java.awt.Component parentComponent)

Show exception dialog.

Parameters:

ex - the ex

title - the title

parentComponent - the parent component

showExceptionDialog

public static void showExceptionDialog(java.lang.Exception ex)

Show exception dialog.

Parameters:

ex - the ex

showExceptionDialog

public static void showExceptionDialog(java.lang.String msg)

Show exception dialog.

Parameters:

msg - the msg

showExceptionDialog

public static void showExceptionDialog(java.lang.String msg,
                                       java.lang.String title)

Show exception dialog.

Parameters:

msg - the msg

title - the title

isListContainsKey

public static boolean isListContainsKey(java.lang.String list,
                                        java.lang.String key)

Checks if is list contains key.

Parameters:

list - the list

key - the key

Returns:

true, if is list contains key

replaceLast

public static java.lang.String replaceLast(java.lang.String string,
                                           java.lang.String from,
                                           java.lang.String to)

Replace last.

Parameters:

string - the string

from - the from

to - the to

Returns:

the string

deleteDirectory

public static boolean deleteDirectory(java.lang.String path)

Delete directory.

Parameters:

path - the path

Returns:

true, if successful

randomString

public static java.lang.String randomString()

Random string.

Returns:

the string

timeToString

public static java.lang.String timeToString(int s)

Time to string.

Parameters:

s - the s

Returns:

the string

d2

public static java.lang.String d2(float value)

D2.

Parameters:

value - the value

Returns:

the string

d2

public static java.lang.String d2(double value)

D2.

Parameters:

value - the value

Returns:

the string

getTimeRangeOfOrders

public static long[] getTimeRangeOfOrders(SQOrderList orders)

Gets the time range of orders.

Parameters:

orders - the orders

Returns:

the time range of orders

safeDivide

public static double safeDivide(double f1,
                                double f2)

Safe divide.

Parameters:

f1 - the f1

f2 - the f2

Returns:

the double

joinStringList

public static java.lang.String joinStringList(java.util.List<java.lang.String> list,
                                              java.lang.String separator)

Join string list.

Parameters:

list - the list

separator - the separator

Returns:

the string

joinStrings

public static java.lang.String joinStrings(java.lang.String... constants)

Join strings.

Parameters:

constants - the constants

Returns:

the string

factorial

public static int factorial(int number)

Factorial.

Parameters:

number - the number

Returns:

the int

factorialBig

public static java.math.BigInteger factorialBig(int n)

Factorial big.

Parameters:

n - the n

Returns:

the big integer

getUrlContent

public static java.lang.String getUrlContent(java.lang.String url)
                                      throws java.lang.Exception

Gets the url content.

Parameters:

url - the url

Returns:

the url content

Throws:

java.lang.Exception - the exception

inputStreamToString

public static java.lang.String inputStreamToString(java.io.InputStream is)
                                            throws java.lang.Exception

Input stream to string.

Parameters:

is - the is

Returns:

the string

Throws:

java.lang.Exception - the exception

loadDataFromServer

public static byte[] loadDataFromServer(java.lang.String url)
                                 throws java.lang.Exception

Load data from server.

Parameters:

url - the url

Returns:

the byte[]

Throws:

java.lang.Exception - the exception

inputStreamToBytes

public static byte[] inputStreamToBytes(java.io.InputStream is)
                                 throws java.lang.Exception

Input stream to bytes.

Parameters:

is - the is

Returns:

the byte[]

Throws:

java.lang.Exception - the exception

inputStreamToFile

public static void inputStreamToFile(java.io.InputStream inputStream,
                                     java.io.File file)
                              throws java.lang.Exception

Input stream to file.

Parameters:

inputStream - the input stream

file - the file

Throws:

java.lang.Exception - the exception

saveFileAs

public static java.lang.String saveFileAs(byte[] data,
                                          java.lang.String destDir,
                                          java.lang.String fileName)
                                   throws java.lang.Exception

Save file as.

Parameters:

data - the data

destDir - the dest dir

fileName - the file name

Returns:

the string

Throws:

java.lang.Exception - the exception

clearDirectory

public static void clearDirectory(java.io.File dir)

Clear directory.

Parameters:

dir - the dir

deepClone

public static SQOrder deepClone(SQOrder o)

Deep clone.

Parameters:

o - the o

Returns:

the SQ order

deepClone

public static SQOrderList deepClone(SQOrderList o)

Deep clone.

Parameters:

o - the o

Returns:

the SQ order list

deepClone

public static <T> T deepClone(T o)

Deep clone.

Type Parameters:

T - the generic type

Parameters:

o - the o

Returns:

the t

parsePrice

public static double parsePrice(java.lang.String doubleStrIn)
                         throws java.lang.Exception

Parses the price.

Parameters:

doubleStrIn - the double str in

Returns:

the double

Throws:

java.lang.Exception - the exception

addSeparator

public static void addSeparator(javax.swing.JToolBar toolBar)

Adds the separator.

Parameters:

toolBar - the tool bar

checkWorkDirectoryIsWritable

public static boolean checkWorkDirectoryIsWritable(java.lang.String path)

Check work directory is writable.

Parameters:

path - the path

Returns:

true, if successful

stringToXml

public static org.jdom2.Document stringToXml(java.lang.String xml)
                                      throws java.lang.Exception

String to xml.

Parameters:

xml - the xml

Returns:

the document

Throws:

java.lang.Exception - the exception

getNumberOfLinesInFile

public static int getNumberOfLinesInFile(java.io.File file)

Gets the number of lines in file.

Parameters:

file - the file

Returns:

the number of lines in file

readLastLine

public static java.lang.String readLastLine(java.io.File file)
                                     throws java.lang.Exception

Read last line.

Parameters:

file - the file

Returns:

the string

Throws:

java.lang.Exception - the exception

readFirstLine

public static java.lang.String readFirstLine(java.io.File file)
                                      throws java.lang.Exception

Read first line.

Parameters:

file - the file

Returns:

the string

Throws:

java.lang.Exception - the exception

listToDoubleArray

public static double[] listToDoubleArray(java.util.ArrayList<java.lang.Double> valueList)

List to double array.

Parameters:

valueList - the value list

Returns:

the double[]

listToStringArray

public static java.lang.String[] listToStringArray(java.util.ArrayList<java.lang.String> valueList)

List to string array.

Parameters:

valueList - the value list

Returns:

the string[]

listToString

public static java.lang.String listToString(java.util.ArrayList<java.lang.String> valueList)

List to string.

Parameters:

valueList - the value list

Returns:

the string