2 * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8.2)
3 * Copyright (C) 2014 The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
23 import java.io.BufferedReader;
25 import java.io.IOException;
26 import java.io.InputStream;
27 import java.io.InputStreamReader;
28 import java.util.List;
30 import org.apache.http.HttpEntity;
31 import org.apache.http.HttpResponse;
32 import org.apache.http.NameValuePair;
33 import org.apache.http.client.ClientProtocolException;
34 import org.apache.http.client.HttpClient;
35 import org.apache.http.client.entity.UrlEncodedFormEntity;
36 import org.apache.http.client.methods.HttpPost;
37 import org.apache.http.entity.mime.HttpMultipartMode;
38 import org.apache.http.entity.mime.MultipartEntity;
39 import org.apache.http.entity.mime.content.FileBody;
40 import org.apache.http.entity.mime.content.InputStreamBody;
41 import org.apache.http.entity.mime.content.StringBody;
42 import org.apache.http.impl.client.DefaultHttpClient;
45 * Helpful procedures for working with services via HTTPClient
49 public class HttpClientUtils
52 * do a minimal HTTP post with URL-Encoded parameters passed in the Query
57 * @return Reader containing content, if any, or null if no entity returned.
59 * @throws ClientProtocolException
62 public static BufferedReader doHttpUrlPost(String postUrl,
63 List<NameValuePair> vals) throws ClientProtocolException,
66 HttpClient httpclient = new DefaultHttpClient();
67 HttpPost httppost = new HttpPost(postUrl);
68 UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
69 httppost.setEntity(ue);
70 HttpResponse response = httpclient.execute(httppost);
71 HttpEntity resEntity = response.getEntity();
73 if (resEntity != null)
75 BufferedReader r = new BufferedReader(new InputStreamReader(
76 resEntity.getContent()));
85 public static BufferedReader doHttpMpartFilePost(String postUrl,
86 List<NameValuePair> vals, String fparm,File file, String mtype) throws ClientProtocolException,
89 HttpClient httpclient = new DefaultHttpClient();
90 HttpPost httppost = new HttpPost(postUrl);
91 MultipartEntity mpe = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);
92 for (NameValuePair nvp:vals)
94 mpe.addPart(nvp.getName(), new StringBody(nvp.getValue()));
97 FileBody fb = new FileBody(file, mtype!=null ? mtype : "application/octet-stream");
98 mpe.addPart(fparm, fb);
99 UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
100 httppost.setEntity(ue);
101 HttpResponse response = httpclient.execute(httppost);
102 HttpEntity resEntity = response.getEntity();
104 if (resEntity != null)
106 BufferedReader r = new BufferedReader(new InputStreamReader(
107 resEntity.getContent()));
115 public static BufferedReader doHttpMpartInputstreamPost(String postUrl,
116 List<NameValuePair> vals, String fparm,String fname, InputStream is, String mtype) throws ClientProtocolException,
119 HttpClient httpclient = new DefaultHttpClient();
120 HttpPost httppost = new HttpPost(postUrl);
121 MultipartEntity mpe = new MultipartEntity(HttpMultipartMode.STRICT);
122 for (NameValuePair nvp:vals)
124 mpe.addPart(nvp.getName(), new StringBody(nvp.getValue()));
127 InputStreamBody fb = (mtype!=null) ? new InputStreamBody(is, fname, mtype) : new InputStreamBody(is, fname);
128 mpe.addPart(fparm, fb);
129 UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
130 httppost.setEntity(ue);
131 HttpResponse response = httpclient.execute(httppost);
132 HttpEntity resEntity = response.getEntity();
134 if (resEntity != null)
136 BufferedReader r = new BufferedReader(new InputStreamReader(
137 resEntity.getContent()));