tauzaman.field
Class FVFunction

java.lang.Object
  |
  +--tauzaman.field.fvsupport.FVSupport
        |
        +--tauzaman.field.FVFunction

public class FVFunction

extends FVSupport

FVFunction class represents a generic table class for Field Value functions.

See Also:

ClassLoaderMethodCaller

Status:

design complete, implementation complete

Field Summary

private ClassLoaderMethodCaller

clmc An instance of ClassLoaderMethodCaller, which will provide access to field value functions, which are loaded dynamically.

Fields inherited from class tauzaman.field.fvsupport.FVSupport

regex, url

Constructor Summary

FVFunction(java.net.URL url)
Constructs a FVFunction object form a given label, url and a regex for this Function strings from Field Value Function XML file.

Method Summary

private void	formFVFunction() Forms a FVFunction from url, which contains a java class file that includes actual content of this FVFunction.
java.lang.String	indexToString(long index) Converts a given integer to corresponding string.
long	stringToIndex(java.lang.String string) Converts a given string to corresponding index.
java.lang.String	toString() toString method, which produces string representation of this FVFunction.

Methods inherited from class tauzaman.field.fvsupport.FVSupport

getRegex, getUrl

Methods inherited from class java.lang.Object

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

Field Detail

clmc

private ClassLoaderMethodCaller clmc

An instance of ClassLoaderMethodCaller, which will provide access to field value functions, which are loaded dynamically.

Constructor Detail

FVFunction

public FVFunction(java.net.URL url)
           throws FVFormationException

Constructs a FVFunction object form a given label, url and a regex for this Function strings from Field Value Function XML file.

Parameters:

url - URL of actual information

Throws:

FVFormationException - if any problem happens during formation of dynamic class loading pointed by url

See Also:

CalendricSystem

Method Detail

formFVFunction

private void formFVFunction()
                     throws FVFormationException

Forms a FVFunction from url, which contains a java class file that includes actual content of this FVFunction.

Throws:

FVFormationException - if any problem happens during formation of dynamic class loading pointed by url

stringToIndex

public long stringToIndex(java.lang.String string)
                   throws FVServiceException

Converts a given string to corresponding index.

 Given January for Gregorian calendar and using 
 a table called "EnglishMonthNames", this method returns
 1 as the index of January.
 

Specified by:

stringToIndex in class FVSupport

Parameters:

string - string representation of input

Returns:

long which is corresponding index of a string

Throws:

FVServiceException - if any problem occurs during process of dynamically loaded method

See Also:

indexToString(long)

indexToString

public java.lang.String indexToString(long index)
                               throws FVServiceException

Converts a given integer to corresponding string.

 Given 1 for Gregorian calendar and using 
 a table called "EnglishMonthNames", this method returns
 January as the string corresponding of 1.
 

Specified by:

indexToString in class FVSupport

Parameters:

index - integer representation of input

Returns:

String string corresponding of long index

Throws:

FVServiceException - if any problem occurs during process of dynamically loaded method

See Also:

stringToIndex(java.lang.String)

toString

public java.lang.String toString()

toString method, which produces string representation of this FVFunction.

Specified by:

toString in class FVSupport

Returns:

a String, which is a representation of this FVFunction