1 /*
2 * Copyright 2015 The Netty Project
3 *
4 * The Netty Project licenses this file to you under the Apache License,
5 * version 2.0 (the "License"); you may not use this file except in compliance
6 * with the License. You may obtain a copy of the License at:
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16 package io.netty.handler.codec.http;
17
18 import java.net.URI;
19
20 /**
21 * Utility methods useful in the HTTP context.
22 */
23 public final class HttpUtil {
24 private HttpUtil() { }
25
26 /**
27 * Determine if a uri is in origin-form according to
28 * <a href="https://tools.ietf.org/html/rfc7230#section-5.3">rfc7230, 5.3</a>.
29 */
30 public static boolean isOriginForm(URI uri) {
31 return uri.getScheme() == null && uri.getSchemeSpecificPart() == null &&
32 uri.getHost() == null && uri.getAuthority() == null;
33 }
34
35 /**
36 * Determine if a uri is in asterisk-form according to
37 * <a href="https://tools.ietf.org/html/rfc7230#section-5.3">rfc7230, 5.3</a>.
38 */
39 public static boolean isAsteriskForm(URI uri) {
40 return "*".equals(uri.getPath()) &&
41 uri.getScheme() == null && uri.getSchemeSpecificPart() == null &&
42 uri.getHost() == null && uri.getAuthority() == null && uri.getQuery() == null &&
43 uri.getFragment() == null;
44 }
45 }