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Java Source Code / Java Documentation » Database ORM » MMBase » org.mmbase.util.transformers 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.mmbase.util.transformers.StringTransformer
      org.mmbase.util.transformers.RomanTransformer

RomanTransformer
public class RomanTransformer extends StringTransformer (Code)
Static utilities to deal with roman numbers, and non static functions to transform strings representing decimal numbers to roman numbers and back.
author:
   Michiel Meeuwissen
since:
   MMBase-1.8
version:
   $Id: RomanTransformer.java,v 1.6 2007/08/04 08:09:14 michiel Exp $


Field Summary
final public static  intIVXLCDM
    
final public static  PatternNUMERIC
    
final public static  PatternROMAN
    


Method Summary
public static  StringdecimalToRoman(int value)
     Converts int to roman number (if bigger than 0, smaller then 4000), other wise return the integer as a string.
public static  chardecimalToRomanDigit(int i)
     Converts an integer to one the letters of the roman number system, or ' ' if no such number.
public static  voidmain(String argv)
    
public static  intromanToDecimal(char r)
     Converts one of the letters from the roman number system to an int.
public static  intromanToDecimal(String roman)
     Converts roman number to int.
public  StringtoString()
    
public  Stringtransform(String r)
    
public  StringtransformBack(String r)
    

Field Detail
IVXLCDM
final public static int IVXLCDM(Code)
Constants for roman numbers



NUMERIC
final public static Pattern NUMERIC(Code)



ROMAN
final public static Pattern ROMAN(Code)





Method Detail
decimalToRoman
public static String decimalToRoman(int value)(Code)
Converts int to roman number (if bigger than 0, smaller then 4000), other wise return the integer as a string.



decimalToRomanDigit
public static char decimalToRomanDigit(int i)(Code)
Converts an integer to one the letters of the roman number system, or ' ' if no such number.
See Also:   RomanTransformer.decimalToRoman(int)



main
public static void main(String argv)(Code)
Just to test



romanToDecimal
public static int romanToDecimal(char r)(Code)
Converts one of the letters from the roman number system to an int. 0 if could not be converted



romanToDecimal
public static int romanToDecimal(String roman)(Code)
Converts roman number to int.



toString
public String toString()(Code)



transform
public String transform(String r)(Code)



transformBack
public String transformBack(String r)(Code)



Methods inherited from org.mmbase.util.transformers.StringTransformer
abstract public String transform(String r)(Code)(Java Doc)
final public Writer transform(Reader r)(Code)(Java Doc)
public Writer transform(Reader r, Writer w)(Code)(Java Doc)
final public Writer transformBack(Reader r)(Code)(Java Doc)
public String transformBack(String r)(Code)(Java Doc)
public Writer transformBack(Reader r, Writer w)(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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