1/*
2 * Copyright 2008 Google, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * 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,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package net.oauth;
17
18import java.io.IOException;
19import java.net.URISyntaxException;
20
21/**
22 * An algorithm to determine whether a message has a valid signature, a correct
23 * version number, a fresh timestamp, etc.
24 *
25 * @author Dirk Balfanz
26 * @author John Kristian
27 * @hide
28 */
29public interface OAuthValidator {
30
31    /**
32     * Check that the given message from the given accessor is valid.
33     * @throws OAuthException TODO
34     * @throws IOException TODO
35     * @throws URISyntaxException
36     * @throws OAuthProblemException the message is invalid.
37     * The implementation should throw exceptions that conform to the OAuth
38     * <a href="http://wiki.oauth.net/ProblemReporting">Problem Reporting extension</a>.
39     */
40    public void validateMessage(OAuthMessage message, OAuthAccessor accessor)
41            throws OAuthException, IOException, URISyntaxException;
42
43}
44