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
50 public class HttpClientUtils
53 * do a minimal HTTP post with URL-Encoded parameters passed in the Query
58 * @return Reader containing content, if any, or null if no entity returned.
60 * @throws ClientProtocolException
63 public static BufferedReader doHttpUrlPost(String postUrl,
64 List<NameValuePair> vals) throws ClientProtocolException,
67 HttpClient httpclient = new DefaultHttpClient();
68 HttpPost httppost = new HttpPost(postUrl);
69 UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
70 httppost.setEntity(ue);
71 HttpResponse response = httpclient.execute(httppost);
72 HttpEntity resEntity = response.getEntity();
74 if (resEntity != null)
76 BufferedReader r = new BufferedReader(new InputStreamReader(
77 resEntity.getContent()));
86 public static BufferedReader doHttpMpartFilePost(String postUrl,
87 List<NameValuePair> vals, String fparm, File file, String mtype)
88 throws ClientProtocolException, IOException
90 HttpClient httpclient = new DefaultHttpClient();
91 HttpPost httppost = new HttpPost(postUrl);
92 MultipartEntity mpe = new MultipartEntity(
93 HttpMultipartMode.BROWSER_COMPATIBLE);
94 for (NameValuePair nvp : vals)
96 mpe.addPart(nvp.getName(), new StringBody(nvp.getValue()));
99 FileBody fb = new FileBody(file, mtype != null ? mtype
100 : "application/octet-stream");
101 mpe.addPart(fparm, fb);
102 UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
103 httppost.setEntity(ue);
104 HttpResponse response = httpclient.execute(httppost);
105 HttpEntity resEntity = response.getEntity();
107 if (resEntity != null)
109 BufferedReader r = new BufferedReader(new InputStreamReader(
110 resEntity.getContent()));
119 public static BufferedReader doHttpMpartInputstreamPost(String postUrl,
120 List<NameValuePair> vals, String fparm, String fname,
121 InputStream is, String mtype) throws ClientProtocolException,
124 HttpClient httpclient = new DefaultHttpClient();
125 HttpPost httppost = new HttpPost(postUrl);
126 MultipartEntity mpe = new MultipartEntity(HttpMultipartMode.STRICT);
127 for (NameValuePair nvp : vals)
129 mpe.addPart(nvp.getName(), new StringBody(nvp.getValue()));
132 InputStreamBody fb = (mtype != null) ? new InputStreamBody(is, fname,
133 mtype) : new InputStreamBody(is, fname);
134 mpe.addPart(fparm, fb);
135 UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
136 httppost.setEntity(ue);
137 HttpResponse response = httpclient.execute(httppost);
138 HttpEntity resEntity = response.getEntity();
140 if (resEntity != null)
142 BufferedReader r = new BufferedReader(new InputStreamReader(
143 resEntity.getContent()));