traininfo/util/DownloadUtil.java

package dk.thoerup.traininfo.util;

import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.Date;

public class DownloadUtil {

        public static String getContent(String uri, int timeout, String encoding) throws Exception {
                char cbuffer[] = new char[256];
                StringBuffer buffer = new StringBuffer(128000);
                
                Date start = new Date();
                URL url = new URL(uri);
                URLConnection connection = url.openConnection();
                connection.setConnectTimeout(20000);
                InputStream stream = connection.getInputStream();
                
                InputStreamReader reader = new InputStreamReader(stream, encoding);
                int count;
                while ( (count = reader.read(cbuffer)) != -1) {
                        buffer.append(cbuffer, 0, count);
                        
                        Date now = new Date();
                        if (  (now.getTime()-start.getTime()) > timeout)
                                throw new Exception("timeout");
                }
                
                return buffer.toString();
        }
        
}
1	package dk.thoerup.traininfo.util;
2
3	import java.io.InputStream;
4	import java.io.InputStreamReader;
5	import java.net.URL;
6	import java.net.URLConnection;
7	import java.util.Date;
8
9	public class DownloadUtil {
10
11	public static String getContent(String uri, int timeout, String encoding) throws Exception {
12	char cbuffer[] = new char[256];
13	StringBuffer buffer = new StringBuffer(128000);
14
15	Date start = new Date();
16	URL url = new URL(uri);
17	URLConnection connection = url.openConnection();
18	connection.setConnectTimeout(20000);
19	InputStream stream = connection.getInputStream();
20
21	InputStreamReader reader = new InputStreamReader(stream, encoding);
22	int count;
23	while ( (count = reader.read(cbuffer)) != -1) {
24	buffer.append(cbuffer, 0, count);
25
26	Date now = new Date();
27	if ( (now.getTime()-start.getTime()) > timeout)
28	throw new Exception("timeout");
29	}
30
31	return buffer.toString();
32	}
33
34	}