protected boolean getNextSnippet() throws IOException {
startTerm = 0;
startOffset = nextStartOffset;
snippetBuffer.delete(0, snippetBuffer.length());
while (true) {
if (ch != -1) ch = readCharFromBuffer();
if (ch == -1) break;
else if (!isDelimiter(ch)) snippetBuffer.append((char) ch);
else if (snippetBuffer.length() > 0) break;
else startOffset++;
}
if (snippetBuffer.length() == 0) return false;
snippet = snippetBuffer.toString();
lenTerm = snippet.length() >= n ? n : snippet.length();
return true;
}
/** Writes the joined unhyphenated term */
private void unhyphenate() {
int endOffset = offsetAttribute.endOffset();
restoreState(savedState);
savedState = null;
char term[] = termAttribute.buffer();
int length = hyphenated.length();
if (length > termAttribute.length()) {
term = termAttribute.resizeBuffer(length);
}
hyphenated.getChars(0, length, term, 0);
termAttribute.setLength(length);
offsetAttribute.setOffset(offsetAttribute.startOffset(), endOffset);
hyphenated.setLength(0);
}