private static MultiMap toMultiMap(Map<String, Object> headers) {
if (headers == null) {
return null;
}
MultiMap multiMap = new CaseInsensitiveMultiMap();
for (Map.Entry<String, Object> entry : headers.entrySet()) {
Object o = entry.getValue();
if (o != null) {
if (o instanceof List) {
List<String> entries = new ArrayList<>();
for (Object v : (List) o) {
if (v != null) {
if (v instanceof String) {
entries.add((String) v);
continue;
}
entries.add(v.toString());
}
}
multiMap.add(entry.getKey(), entries);
continue;
}
if (o instanceof String) {
multiMap.add(entry.getKey(), (String) o);
continue;
}
multiMap.add(entry.getKey(), o.toString());
}
}
return multiMap;
}
public URI(String uri) {
this.uri = uri;
if (uri == null) throw new IllegalArgumentException("[" + uri + "] is not a valid HTTP URL");
Matcher httpUrlMatcher = HTTP_URL_PATTERN.matcher(uri);
if (httpUrlMatcher.matches()) {
scheme = httpUrlMatcher.group(1);
userInfo = httpUrlMatcher.group(4);
host = httpUrlMatcher.group(5);
if (!Strings.isNullOrEmpty(httpUrlMatcher.group(7))) {
port = Integer.parseInt(httpUrlMatcher.group(7));
} else {
port = (scheme.equals("http") ? 80 : 443);
}
path = httpUrlMatcher.group(8);
Map<String, List<String>> parameters = new QueryStringDecoder(uri).parameters();
for (String name : parameters.keySet()) {
params.add(name, parameters.get(name));
}
} else {
throw new IllegalArgumentException("[" + uri + "] is not a valid HTTP URL");
}
}
