1/*
2 * Copyright 2008 Netflix, 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 */
16
17package net.oauth.client;
18
19import java.io.IOException;
20import java.io.InputStream;
21import java.util.Map;
22import net.oauth.OAuth;
23import net.oauth.OAuthMessage;
24import net.oauth.OAuthProblemException;
25import net.oauth.http.HttpMessage;
26import net.oauth.http.HttpResponseMessage;
27
28/**
29 * An HTTP response, encapsulated as an OAuthMessage.
30 *
31 * @author John Kristian
32 * @hide
33 */
34final class OAuthResponseMessage extends OAuthMessage
35{
36    OAuthResponseMessage(HttpResponseMessage http) throws IOException
37    {
38        super(http.method, http.url.toExternalForm(), null);
39        this.http = http;
40        getHeaders().addAll(http.headers);
41        for (Map.Entry<String, String> header : http.headers) {
42            if ("WWW-Authenticate".equalsIgnoreCase(header.getKey())) {
43                for (OAuth.Parameter parameter : decodeAuthorization(header.getValue())) {
44                    if (!"realm".equalsIgnoreCase(parameter.getKey())) {
45                        addParameter(parameter);
46                    }
47                }
48            }
49        }
50    }
51
52    private final HttpMessage http;
53
54    @Override
55    public InputStream getBodyAsStream() throws IOException
56    {
57        return http.getBody();
58    }
59
60    @Override
61    public String getBodyEncoding()
62    {
63        return http.getContentCharset();
64    }
65
66    @Override
67    protected void completeParameters() throws IOException
68    {
69        super.completeParameters();
70        String body = readBodyAsString();
71        if (body != null) {
72            addParameters(OAuth.decodeForm(body.trim()));
73        }
74    }
75
76    @Override
77    protected void dump(Map<String, Object> into) throws IOException
78    {
79        super.dump(into);
80        http.dump(into);
81    }
82
83    @Override
84    public void requireParameters(String... names) throws OAuthProblemException, IOException {
85        try {
86            super.requireParameters(names);
87        } catch (OAuthProblemException problem) {
88            problem.getParameters().putAll(getDump());
89            throw problem;
90        }
91    }
92
93}
94