protected void checkAndAppendSyllables(
BufferedWriter w, String line, Vector<ClusterProperties> syllables) throws IOException {
while (syllables.size() > 0) {
int candidateLength = Math.min(syllables.size(), mMaxSyllables);
for (; candidateLength > 0; --candidateLength) {
ClusterProperties endSyllable = syllables.elementAt(candidateLength - 1);
String candidate =
line.substring(syllables.firstElement().getStart(), endSyllable.getEnd());
if (mWordList.contains(candidate)) {
w.append(candidate);
appendSpacer(w, line, endSyllable);
List<ClusterProperties> wordCP =
new ArrayList<ClusterProperties>(syllables.subList(0, candidateLength));
syllables.removeAll(wordCP);
break;
}
}
if (candidateLength == 0) {
// no match found, so append first syllable as is
w.append(
line.substring(syllables.firstElement().getStart(), syllables.firstElement().getEnd()));
appendSpacer(w, line, syllables.firstElement());
syllables.remove(0);
}
}
}
/**
* Parse text from reader and write word broken output to writer
*
* @param r
* @param w
* @throws IOException
*/
public void parse(BufferedReader r, BufferedWriter w) throws IOException {
MyanmarParser mp = new MyanmarParser();
String line = r.readLine();
Vector<ClusterProperties> syllables = new Vector<ClusterProperties>();
while (line != null) {
int offset = 0;
do {
if (line.length() == 0) {
w.newLine();
continue;
}
ClusterProperties cp = mp.getNextSyllable(line, offset);
syllables.add(cp);
MyPairStatus status = cp.getBreakStatus();
if (status == MyPairStatus.MY_PAIR_WORD_BREAK
|| status == MyPairStatus.MY_PAIR_EOL
|| status == MyPairStatus.MY_PAIR_PUNCTUATION) {
checkAndAppendSyllables(w, line, syllables);
}
offset = cp.getEnd();
} while (offset < line.length());
w.newLine();
line = r.readLine();
}
}
private void appendSpacer(BufferedWriter w, String line, ClusterProperties endSyllable)
throws IOException {
MyPairStatus status = endSyllable.getBreakStatus();
if (status == MyPairStatus.MY_PAIR_WORD_BREAK) {
if (Character.getType(line.charAt(endSyllable.getEnd() - 1)) != Character.SPACE_SEPARATOR
&& (endSyllable.getEnd() != line.length())
&& Character.getType(line.charAt(endSyllable.getEnd())) != Character.SPACE_SEPARATOR) {
w.append(mSpacer);
}
} else if (status == MyPairStatus.MY_PAIR_SYL_BREAK) {
w.append(mSpacer);
}
}
/**
* Constructor
*
* @param spacer - char to place in breaks which are found
* @param dictionary
* @throws IOException
*/
public MyanmarBreaker(char spacer, BufferedReader dictionary) throws IOException {
mSpacer = spacer;
MyanmarParser mp = new MyanmarParser();
if (dictionary != null) {
String word = dictionary.readLine();
while (word != null) {
int offset = 0;
int syllableCount = 0;
while (offset < word.length()) {
ClusterProperties cp = mp.getNextLineBreak(word, offset);
offset = cp.getEnd();
++syllableCount;
}
mMaxSyllables = Math.max(mMaxSyllables, syllableCount);
mWordList.add(word);
word = dictionary.readLine();
}
}
}
