private void addPattern(
String verb, String input, Middleware[] handler, List<PatternBinding> bindings) {
// We need to search for any :<token name> tokens in the String and replace them with named
// capture groups
Matcher m = Pattern.compile(":([A-Za-z][A-Za-z0-9_]*)").matcher(input);
StringBuffer sb = new StringBuffer();
Set<String> groups = new HashSet<>();
while (m.find()) {
String group = m.group().substring(1);
if (groups.contains(group)) {
throw new IllegalArgumentException(
"Cannot use identifier " + group + " more than once in pattern string");
}
m.appendReplacement(sb, "(?<$1>[^\\/]+)");
groups.add(group);
}
m.appendTail(sb);
// ignore tailing slash if not part of the input, not really REST but common on other frameworks
if (sb.charAt(sb.length() - 1) != '/') {
sb.append("\\/?$");
}
Pattern regex = Pattern.compile(sb.toString());
boolean exists = false;
// verify if the binding already exists, if yes add to it
for (PatternBinding pb : bindings) {
if (pb.isFor(input)) {
exists = true;
pb.addMiddleware(handler);
break;
}
}
if (!exists) {
PatternBinding binding = new PatternBinding(hashCode(), verb, input, regex, groups, handler);
bindings.add(binding);
}
// also pass the vertx object to the routes
for (Middleware h : handler) {
if (!h.isInitialized() && isInitialized()) {
h.init(yoke, mount);
}
}
}
private void addRegEx(
String verb, Pattern regex, Middleware handler[], List<PatternBinding> bindings) {
boolean exists = false;
// verify if the binding already exists, if yes add to it
for (PatternBinding pb : bindings) {
if (pb.isFor(regex)) {
pb.addMiddleware(handler);
exists = true;
break;
}
}
if (!exists) {
PatternBinding binding = new PatternBinding(hashCode(), verb, null, regex, null, handler);
bindings.add(binding);
}
// also pass the vertx object to the routes
for (Middleware h : handler) {
if (!h.isInitialized() && isInitialized()) {
h.init(yoke, mount);
}
}
}