/**
* Takes out all single character replacements and put them in a char array. This array can later
* be used for adding or changing letters in getSuggestion().
*
* @return char[] An array of chars with replacements characters
*/
public char[] getCodeReplaceList() {
char[] replacements;
TransformationRule rule;
Vector tmp = new Vector();
if (ruleArray == null) return null;
for (int i = 0; i < ruleArray.length; i++) {
rule = (TransformationRule) ruleArray[i];
if (rule.getReplaceExp().length() == 1) tmp.addElement(rule.getReplaceExp());
}
replacements = new char[tmp.size()];
for (int i = 0; i < tmp.size(); i++) {
replacements[i] = ((String) tmp.elementAt(i)).charAt(0);
}
return replacements;
}
/**
* Builds the phonetic code of the word.
*
* @param word the word to transform
* @return the phonetic transformation of the word
*/
public String transform(String word) {
if (ruleArray == null) return null;
TransformationRule rule;
StringBuffer str = new StringBuffer(word.toUpperCase());
int strLength = str.length();
int startPos = 0, add = 1;
while (startPos < strLength) {
add = 1;
if (Character.isDigit(str.charAt(startPos))) {
StringUtility.replace(str, startPos, startPos + DIGITCODE.length(), DIGITCODE);
startPos += add;
continue;
}
for (int i = 0; i < ruleArray.length; i++) {
// System.out.println("Testing rule#:"+i);
rule = (TransformationRule) ruleArray[i];
if (rule.startsWithExp() && startPos > 0) continue;
if (startPos + rule.lengthOfMatch() > strLength) {
continue;
}
if (rule.isMatching(str, startPos)) {
String replaceExp = rule.getReplaceExp();
add = replaceExp.length();
StringUtility.replace(str, startPos, startPos + rule.getTakeOut(), replaceExp);
strLength -= rule.getTakeOut();
strLength += add;
// System.out.println("Replacing with rule#:"+i+" add="+add);
break;
}
}
startPos += add;
}
// System.out.println(word);
// System.out.println(str.toString());
return str.toString();
}
