daoas/fulddaekning/HttpUtil.java

package dk.daoas.fulddaekning;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
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> decodeUri(String uri) {
                if (uri.indexOf('?') != -1) {
                        String parts[] = uri.split("\\?");
                        return decodeParams( parts[1] );
                } else {
                        return new HashMap<String,String>();
                }
                        
                
        }
        
        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) {
                                
                                
                                try {
                                        val = URLDecoder.decode(pair[1], "ISO-8859-1");
                                } catch (UnsupportedEncodingException e) {
                                        val = pair[1]; // if decode fails try with the raw string
                                }
                                
                        }
                        
                        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 String getContentString(String  uri, int timeout) throws IOException {
                return getContentString(uri, timeout, "UTF-8");
        }
        
        public static String getContentString(String  uri, int timeout, String encoding) throws IOException {
                byte[] buf = getContent(uri, timeout);
                return new String(buf, encoding);
        }

        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	torben	2708	package dk.daoas.fulddaekning;
2
3			import java.io.ByteArrayOutputStream;
4			import java.io.IOException;
5			import java.io.InputStream;
6			import java.io.OutputStream;
7			import java.io.UnsupportedEncodingException;
8			import java.net.HttpURLConnection;
9			import java.net.URL;
10			import java.net.URLConnection;
11			import java.net.URLDecoder;
12			import java.net.URLEncoder;
13			import java.util.HashMap;
14			import java.util.Map;
15
16
17			public class HttpUtil {
18
19			static public Map<String,String> decodeUri(String uri) {
20			if (uri.indexOf('?') != -1) {
21			String parts[] = uri.split("\\?");
22			return decodeParams( parts[1] );
23			} else {
24			return new HashMap<String,String>();
25			}
26
27
28
29			}
30
31			static public Map<String,String> decodeParams(String str) {
32			Map<String,String> res = new HashMap<String,String>();
33
34
35			String parts[] = str.split("&");
36
37			for (String part : parts) {
38			String pair[] = part.split("=");
39			String key = pair[0];
40
41			String val = null;
42			if (pair.length == 2) {
43
44
45			try {
46			val = URLDecoder.decode(pair[1], "ISO-8859-1");
47			} catch (UnsupportedEncodingException e) {
48			val = pair[1]; // if decode fails try with the raw string
49			}
50
51			}
52
53			res.put(key, val);
54			}
55
56			return res;
57			}
58
59			static public String getLastPart(String url) {
60			String parts[] = url.split("/");
61			String lastPart = parts[ parts.length - 1];
62
63			return lastPart;
64			}
65
66			static public String encodeParams(Map<String,String> params) {
67			StringBuilder sb = new StringBuilder();
68
69			boolean isFirst = true;
70			for (String key : params.keySet()) {
71			if (isFirst) {
72			isFirst = false;
73			} else {
74			sb.append("&");
75			}
76
77			String val = params.get(key);
78			sb.append(key);
79			sb.append("=");
80			sb.append( encode(val) );
81
82
83			}
84
85
86			return sb.toString();
87
88			}
89
90			static String encode(String url) {
91			if (url == null)
92			return "";
93
94			try {
95			return URLEncoder.encode(url, "UTF-8");
96			} catch (Exception e) {
97			return url;
98			}
99			}
100
101			public static String getContentString(String uri, int timeout) throws IOException {
102			return getContentString(uri, timeout, "UTF-8");
103			}
104
105			public static String getContentString(String uri, int timeout, String encoding) throws IOException {
106			byte[] buf = getContent(uri, timeout);
107			return new String(buf, encoding);
108			}
109
110			public static byte[] getContent(String uri, int timeout) throws IOException {
111			URL url = new URL(uri);
112			URLConnection connection = url.openConnection();
113
114			connection.setConnectTimeout(timeout);
115			InputStream is = connection.getInputStream();
116
117			return readInputStream(is);
118			}
119
120			public static byte[] postContent(String uri, String data, int timeout) throws IOException {
121			URL url = new URL(uri);
122			HttpURLConnection connection = (HttpURLConnection) url.openConnection();
123			connection.setDoOutput(true);
124			connection.setRequestMethod("POST");
125			connection.setConnectTimeout(timeout);
126
127			OutputStream os = connection.getOutputStream();
128			os.write( data.getBytes() );
129
130			InputStream is = connection.getInputStream();
131
132			return readInputStream(is);
133
134			}
135
136			static byte[] readInputStream(InputStream is) throws IOException{
137			byte buffer[] = new byte[1024];
138			ByteArrayOutputStream baos = new ByteArrayOutputStream(32768); //start buffer size - instead of default 32bytes
139			try {
140			int count;
141			while ( (count = is.read(buffer)) != -1) {
142			baos.write(buffer, 0, count);
143			}
144			} finally {
145			try {
146			is.close();
147			baos.close();
148			} catch (Exception e) {} //never mind if close throws an exception
149			}
150
151			return baos.toByteArray();
152			}
153
154			}