private static String[] getSuggestionsByValue(final String stringValue) { List<String> result = new ArrayList<String>(); StringBuffer currentWord = new StringBuffer(); boolean prevIsUpperCase = false; for (int i = 0; i < stringValue.length(); i++) { final char c = stringValue.charAt(i); if (Character.isUpperCase(c)) { if (currentWord.length() > 0 && !prevIsUpperCase) { result.add(currentWord.toString()); currentWord = new StringBuffer(); } currentWord.append(c); } else if (Character.isLowerCase(c)) { currentWord.append(Character.toUpperCase(c)); } else if (Character.isJavaIdentifierPart(c) && c != '_') { if (Character.isJavaIdentifierStart(c) || currentWord.length() > 0 || !result.isEmpty()) { currentWord.append(c); } } else { if (currentWord.length() > 0) { result.add(currentWord.toString()); currentWord = new StringBuffer(); } } prevIsUpperCase = Character.isUpperCase(c); } if (currentWord.length() > 0) { result.add(currentWord.toString()); } return ArrayUtil.toStringArray(result); }