/**
* Adds a set of tokens the check is interested in.
*
* @param aStrRep the string representation of the tokens interested in
*/
public final void setIgnoreOccurrenceContext(String[] aStrRep) {
mIgnoreOccurrenceContext.clear();
for (final String s : aStrRep) {
final int type = TokenTypes.getTokenId(s);
mIgnoreOccurrenceContext.set(type);
}
}
/**
* Register a check for a given configuration.
*
* @param aCheck the check to register
* @throws CheckstyleException if an error occurs
*/
private void registerCheck(Check aCheck) throws CheckstyleException {
final int[] tokens;
final Set<String> checkTokens = aCheck.getTokenNames();
if (!checkTokens.isEmpty()) {
tokens = aCheck.getRequiredTokens();
// register configured tokens
final int acceptableTokens[] = aCheck.getAcceptableTokens();
Arrays.sort(acceptableTokens);
for (String token : checkTokens) {
try {
final int tokenId = TokenTypes.getTokenId(token);
if (Arrays.binarySearch(acceptableTokens, tokenId) >= 0) {
registerCheck(token, aCheck);
}
// TODO: else log warning
} catch (final IllegalArgumentException ex) {
throw new CheckstyleException("illegal token \"" + token + "\" in check " + aCheck, ex);
}
}
} else {
tokens = aCheck.getDefaultTokens();
}
for (int element : tokens) {
registerCheck(element, aCheck);
}
mAllChecks.add(aCheck);
}
/**
* Notify interested checks that leaving a node.
*
* @param aAST the node to notify for
*/
private void notifyLeave(DetailAST aAST) {
final Collection<Check> visitors = mTokenToChecks.get(TokenTypes.getTokenName(aAST.getType()));
for (Check ch : visitors) {
ch.leaveToken(aAST);
}
}
/**
* Register a check for a specified token id.
*
* @param aTokenID the id of the token
* @param aCheck the check to register
*/
private void registerCheck(int aTokenID, Check aCheck) {
registerCheck(TokenTypes.getTokenName(aTokenID), aCheck);
}