@Override
public void removeRoute(Route route) {
log.debug("Removing route for {} '{}'", route.getRequestMethod(), route.getUriPattern());
routes.remove(route);
List<Route> cacheEntry = cache.get(route.getRequestMethod());
if (cacheEntry != null) {
cacheEntry.remove(route);
}
removeBinding(route);
}
@Override
public void addRoute(Route route) {
log.debug("Add route for {} '{}'", route.getRequestMethod(), route.getUriPattern());
validateRoute(route);
routes.add(route);
List<Route> cacheEntry = cache.get(route.getRequestMethod());
if (cacheEntry == null) {
cacheEntry = new ArrayList<>();
}
cacheEntry.add(route);
cache.put(route.getRequestMethod(), cacheEntry);
addBinding(route);
}
protected void validateRoute(Route route) {
// validate the request method
if (StringUtils.isNullOrEmpty(route.getRequestMethod())) {
throw new PippoRuntimeException("Unspecified request method!");
}
// validate the uri pattern
String uriPattern = route.getUriPattern();
if (StringUtils.isNullOrEmpty(uriPattern)) {
throw new PippoRuntimeException("The uri pattern cannot be null or empty");
}
}
private void addBinding(Route route) {
String uriPattern = route.getUriPattern();
// TODO improve (it's possible to have the same uriPattern for many routes => same pattern)
String regex = getRegex(uriPattern);
Pattern pattern = Pattern.compile(regex);
List<String> parameterNames = getParameterNames(uriPattern);
PatternBinding binding = new PatternBinding(pattern, route, parameterNames);
String requestMethod = route.getRequestMethod();
if (!bindingsCache.containsKey(requestMethod)) {
bindingsCache.put(requestMethod, new ArrayList<PatternBinding>());
}
bindingsCache.get(requestMethod).add(binding);
}
private void removeBinding(Route route) {
String nameOrUriPattern =
StringUtils.isNullOrEmpty(route.getName()) ? route.getUriPattern() : route.getName();
PatternBinding binding = getBinding(nameOrUriPattern);
bindingsCache.get(route.getRequestMethod()).remove(binding);
}