com.objectwave.utility
Class SymbolReplacer

java.lang.Object
  |
  +--com.objectwave.utility.SymbolReplacer

Direct Known Subclasses:

SymbolExpander

public class SymbolReplacer

extends java.lang.Object

Field Summary

protected int	foundSymbolIdx
protected java.lang.String	replacementPattern
protected char	symbolPrefixChar
protected java.util.Vector	symbols
protected char	symbolSuffixChar
protected java.util.Vector	values

Constructor Summary

SymbolReplacer()

SymbolReplacer(char prefixChar, char suffixChar)

Method Summary

void	addSymbol(java.lang.String _symbol, java.lang.String value)
void	ClearSymbols()
void	decodeFromString(java.lang.String s)
java.lang.String	encodeToString() Encode as n sets of two, instead of 3 sets of n (for improved readability) "symbol,value" Final encoding example: "<;>;x,1;y,2;z,3"
protected int	findSymbolInstance(java.lang.String symbol, java.lang.String subject, int fromIdx)
java.lang.String	getReplacementPattern()
java.util.Vector	getSymbols()
java.util.Vector	getValues()
protected int	indexOf(java.lang.String symbol)
static void	main(java.lang.String[] args)
protected int	nextSymbolInString(java.lang.String source, int idx)
void	renameSymbol(int idx, java.lang.String newName)
java.lang.String	replaceSymbolsInString(java.lang.String s)
void	setReplacementPattern(java.lang.String pattern) Set the replacement pattern, in which any occurances of the character '*' are replaced with the symbol value.
void	setSymbols(java.util.Vector _symbols, java.util.Vector _values) _symbols.size() had better equal _values.size()
int	size()
protected void	tryIsDuplicateSymbol(java.lang.String symbol, int ignoreIdx)
protected void	tryIsLegalIdentifier(java.lang.String _symbol)
boolean	updateSymbolValue(java.lang.String symbol, java.lang.String newValue)
protected java.lang.String	useReplacementPattern(java.lang.String value)
java.lang.String	valueOf(java.lang.String symbol)

Methods inherited from class java.lang.Object

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

Field Detail

symbolPrefixChar

protected char symbolPrefixChar

symbolSuffixChar

protected char symbolSuffixChar

symbols

protected java.util.Vector symbols

values

protected java.util.Vector values

foundSymbolIdx

protected int foundSymbolIdx

replacementPattern

protected java.lang.String replacementPattern

Constructor Detail

SymbolReplacer

public SymbolReplacer()

SymbolReplacer

public SymbolReplacer(char prefixChar,
                      char suffixChar)

Method Detail

addSymbol

public void addSymbol(java.lang.String _symbol,
                      java.lang.String value)
               throws java.lang.IllegalArgumentException

java.lang.IllegalArgumentException

ClearSymbols

public void ClearSymbols()

decodeFromString

public void decodeFromString(java.lang.String s)

encodeToString

public java.lang.String encodeToString()

Encode as n sets of two, instead of 3 sets of n (for improved readability) "symbol,value" Final encoding example: "<;>;x,1;y,2;z,3"

findSymbolInstance

protected int findSymbolInstance(java.lang.String symbol,
                                 java.lang.String subject,
                                 int fromIdx)

getReplacementPattern

public java.lang.String getReplacementPattern()

getSymbols

public java.util.Vector getSymbols()

getValues

public java.util.Vector getValues()

indexOf

protected int indexOf(java.lang.String symbol)

main

public static void main(java.lang.String[] args)

nextSymbolInString

protected int nextSymbolInString(java.lang.String source,
                                 int idx)

renameSymbol

public void renameSymbol(int idx,
                         java.lang.String newName)
                  throws java.lang.IllegalArgumentException

java.lang.IllegalArgumentException

replaceSymbolsInString

public java.lang.String replaceSymbolsInString(java.lang.String s)

setReplacementPattern

public void setReplacementPattern(java.lang.String pattern)

Set the replacement pattern, in which any occurances of the character '*' are replaced with the symbol value. The resulting string is used for symbol substitution. The default pattern is "(*)", to enclose a mathematical substitution.

setSymbols

public void setSymbols(java.util.Vector _symbols,
                       java.util.Vector _values)

_symbols.size() had better equal _values.size()

size

public int size()

tryIsDuplicateSymbol

protected void tryIsDuplicateSymbol(java.lang.String symbol,
                                    int ignoreIdx)
                             throws java.lang.IllegalArgumentException

java.lang.IllegalArgumentException

tryIsLegalIdentifier

protected void tryIsLegalIdentifier(java.lang.String _symbol)
                             throws java.lang.IllegalArgumentException

java.lang.IllegalArgumentException

updateSymbolValue

public boolean updateSymbolValue(java.lang.String symbol,
                                 java.lang.String newValue)

useReplacementPattern

protected java.lang.String useReplacementPattern(java.lang.String value)

valueOf

public java.lang.String valueOf(java.lang.String symbol)