thoerup/androidutils/HttpUtil.java

package dk.thoerup.androidutils;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Map;


public class HttpUtil {
        
        static public Map<String,String> decodeParams(String str) {
                Map<String,String> res = new HashMap<String,String>();
                
                        
                String parts[] = str.split("&");
                
                for (String part : parts) {
                        String pair[] = part.split("=");
                        String key = pair[0];
                        
                        String val = null;
                        if (pair.length == 2) {                 
                                val = URLDecoder.decode(pair[1]);
                        }
                        
                        res.put(key, val);
                }
                
                return res;
        }
        
        static public String getLastPart(String url) {          
                String parts[] = url.split("/");
                String lastPart = parts[ parts.length - 1];
                                
                return lastPart;
        }
        
        static public String encodeParams(Map<String,String> params) {
                StringBuilder sb = new StringBuilder();
                
                boolean isFirst = true;                         
                for (String key :  params.keySet()) {                   
                        if (isFirst) {
                                isFirst = false;
                        } else {
                                sb.append("&");
                        }
                        
                        String val = params.get(key);
                        sb.append(key);
                        sb.append("=");
                        sb.append( encode(val) );
                        
                        
                }
                
                
                return sb.toString();
                
        }
        
        static String encode(String url) {
                if (url == null)
                        return "";
                
                try {
                        return URLEncoder.encode(url, "UTF-8");
                } catch (Exception e) {
                        return url;
                }
        }
        

        public static byte[] getContent(String uri, int timeout) throws IOException {
                URL url = new URL(uri);
                URLConnection connection = url.openConnection();
                
                connection.setConnectTimeout(timeout);
                InputStream is = connection.getInputStream();
                
                return readInputStream(is);
        }
        
        public static byte[] postContent(String uri, String data,  int timeout) throws IOException {
                URL url = new URL(uri);
                HttpURLConnection connection = (HttpURLConnection) url.openConnection();
                connection.setDoOutput(true);
                connection.setRequestMethod("POST");            
                connection.setConnectTimeout(timeout);
                
                OutputStream os = connection.getOutputStream();
                os.write( data.getBytes() );
                
                InputStream is = connection.getInputStream();
                
                return readInputStream(is);

        }
        
        static byte[] readInputStream(InputStream is) throws IOException{
                byte buffer[] = new byte[1024];
                ByteArrayOutputStream baos = new ByteArrayOutputStream(32768); //start buffer size - instead of default 32bytes
                try {
                        int count;
                        while ( (count = is.read(buffer)) != -1) {
                                baos.write(buffer, 0, count);
                        }
                } finally {
                        try {
                                is.close();
                                baos.close();
                        } catch (Exception e) {} //never mind if close throws an exception
                }
                                
                return baos.toByteArray();              
        }
        
}
1	package dk.thoerup.androidutils;
2
3	import java.io.ByteArrayOutputStream;
4	import java.io.IOException;
5	import java.io.InputStream;
6	import java.io.OutputStream;
7	import java.net.HttpURLConnection;
8	import java.net.URL;
9	import java.net.URLConnection;
10	import java.net.URLDecoder;
11	import java.net.URLEncoder;
12	import java.util.HashMap;
13	import java.util.Map;
14
15
16	public class HttpUtil {
17
18	static public Map<String,String> decodeParams(String str) {
19	Map<String,String> res = new HashMap<String,String>();
20
21
22	String parts[] = str.split("&");
23
24	for (String part : parts) {
25	String pair[] = part.split("=");
26	String key = pair[0];
27
28	String val = null;
29	if (pair.length == 2) {
30	val = URLDecoder.decode(pair[1]);
31	}
32
33	res.put(key, val);
34	}
35
36	return res;
37	}
38
39	static public String getLastPart(String url) {
40	String parts[] = url.split("/");
41	String lastPart = parts[ parts.length - 1];
42
43	return lastPart;
44	}
45
46	static public String encodeParams(Map<String,String> params) {
47	StringBuilder sb = new StringBuilder();
48
49	boolean isFirst = true;
50	for (String key : params.keySet()) {
51	if (isFirst) {
52	isFirst = false;
53	} else {
54	sb.append("&");
55	}
56
57	String val = params.get(key);
58	sb.append(key);
59	sb.append("=");
60	sb.append( encode(val) );
61
62
63	}
64
65
66	return sb.toString();
67
68	}
69
70	static String encode(String url) {
71	if (url == null)
72	return "";
73
74	try {
75	return URLEncoder.encode(url, "UTF-8");
76	} catch (Exception e) {
77	return url;
78	}
79	}
80
81
82	public static byte[] getContent(String uri, int timeout) throws IOException {
83	URL url = new URL(uri);
84	URLConnection connection = url.openConnection();
85
86	connection.setConnectTimeout(timeout);
87	InputStream is = connection.getInputStream();
88
89	return readInputStream(is);
90	}
91
92	public static byte[] postContent(String uri, String data, int timeout) throws IOException {
93	URL url = new URL(uri);
94	HttpURLConnection connection = (HttpURLConnection) url.openConnection();
95	connection.setDoOutput(true);
96	connection.setRequestMethod("POST");
97	connection.setConnectTimeout(timeout);
98
99	OutputStream os = connection.getOutputStream();
100	os.write( data.getBytes() );
101
102	InputStream is = connection.getInputStream();
103
104	return readInputStream(is);
105
106	}
107
108	static byte[] readInputStream(InputStream is) throws IOException{
109	byte buffer[] = new byte[1024];
110	ByteArrayOutputStream baos = new ByteArrayOutputStream(32768); //start buffer size - instead of default 32bytes
111	try {
112	int count;
113	while ( (count = is.read(buffer)) != -1) {
114	baos.write(buffer, 0, count);
115	}
116	} finally {
117	try {
118	is.close();
119	baos.close();
120	} catch (Exception e) {} //never mind if close throws an exception
121	}
122
123	return baos.toByteArray();
124	}
125
126	}