2 * Rhynodge - HttpQuery.java - Copyright © 2013 David Roden
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 package net.pterodactylus.rhynodge.queries;
20 import java.io.IOException;
21 import java.io.InputStreamReader;
23 import net.pterodactylus.rhynodge.Query;
24 import net.pterodactylus.rhynodge.State;
25 import net.pterodactylus.rhynodge.states.FailedState;
26 import net.pterodactylus.rhynodge.states.HttpState;
28 import org.apache.http.HttpEntity;
29 import org.apache.http.HttpResponse;
30 import org.apache.http.HttpStatus;
31 import org.apache.http.client.methods.HttpGet;
32 import org.apache.http.client.protocol.ResponseContentEncoding;
33 import org.apache.http.impl.client.DefaultHttpClient;
34 import org.apache.http.util.EntityUtils;
36 import com.google.common.io.Closeables;
39 * {@link Query} that performs an HTTP GET request to a fixed uri.
41 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
43 public class HttpQuery implements Query {
45 /** The uri to request. */
46 private final String uri;
49 * Creates a new HTTP query.
54 public HttpQuery(String uri) {
66 @SuppressWarnings("deprecation")
67 public State state() {
68 DefaultHttpClient httpClient = new DefaultHttpClient();
69 httpClient.addResponseInterceptor(new ResponseContentEncoding());
70 HttpGet get = new HttpGet(uri);
72 InputStreamReader inputStreamReader = null;
75 get.addHeader("User-Agent", "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/536.11 (KHTML, like Gecko) Ubuntu/12.04 Chromium/20.0.1132.47 Chrome/20.0.1132.47 Safari/536.11");
76 HttpResponse response = httpClient.execute(get);
77 if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
78 return new FailedState();
80 HttpEntity entity = response.getEntity();
83 return new HttpState(uri, response.getStatusLine().getStatusCode(), entity.getContentType().getValue(), EntityUtils.toByteArray(entity));
85 } catch (IOException ioe1) {
86 return new FailedState(ioe1);
88 Closeables.closeQuietly(inputStreamReader);