thoerup/pictureposterservice/PostServlet.java

package dk.thoerup.pictureposterservice;

import java.io.ByteArrayOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.Date;
import java.util.Map;
import java.util.TreeMap;
import java.util.logging.Logger;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.oreilly.servlet.multipart.FilePart;
import com.oreilly.servlet.multipart.MultipartParser;
import com.oreilly.servlet.multipart.ParamPart;
import com.oreilly.servlet.multipart.Part;

/**
 * Servlet implementation class PostServlet
 */
public class PostServlet extends HttpServlet {
        private static final long serialVersionUID = 1L;
        Logger logger = Logger.getLogger(PostServlet.class.getName());
        
        protected Map<String,String> decodeString(String str) throws UnsupportedEncodingException {
                Map<String,String> map = new TreeMap<String,String>();
                
                String[] pairs = str.split("&");
                for (String pair : pairs) {
                        String keyValue[] = pair.split("=");
                        String key = keyValue[0];
                        
                        String val = URLDecoder.decode(keyValue[1], "UTF-8");
                        map.put(key, val);
                }
                
                return map;
        }
       
        protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                MultipartParser parser = new MultipartParser(request,1000000);
                
                Map<String,String> values = null;
                byte file[] = null;
                
                Part part;
                while ( (part= parser.readNextPart()) != null) {
                        if (part.getName().equals("file") ) {
                                FilePart fpart = (FilePart) part;
                                ByteArrayOutputStream baos = new ByteArrayOutputStream(128000);
                                InputStream is = fpart.getInputStream();

                                byte data[] = new byte[8192];
                                int len;
                                while ( (len = is.read(data)) !=-1 ) {
                                        baos.write(data, 0, len);
                                }
                                is.close();
                                file = baos.toByteArray();
                                baos.close();
                                
                        } else {
                                ParamPart params = (ParamPart) part;
                                values = decodeString( params.getStringValue() );
                        }
                }
                
                Posting post = new Posting();
                post.setTitle( values.get("title") );
                post.setNote( values.get("note") );
                post.setAuthor(values.get("author"));
                if ( !values.get("latitude").equals("") ) {
                        post.setLatitude( Double.parseDouble(values.get("latitude")) );
                }
                if ( !values.get("longitude").equals("") ) {
                        post.setLongitude( Double.parseDouble(values.get("longitude")) );
                }
                
                post.setPostdate( new Date() ); // now()
                
                
                PostingDAO.savePosting(post);
                logger.info("Saved with postID=" +post.getId());
                
                String fileName = "/home/app/data/PicturePoster/" + post.getId() + ".jpeg"; 
                                
                FileOutputStream fo = new FileOutputStream(fileName);
                fo.write(file);
        }

}
1	package dk.thoerup.pictureposterservice;
2
3	import java.io.ByteArrayOutputStream;
4	import java.io.FileOutputStream;
5	import java.io.IOException;
6	import java.io.InputStream;
7	import java.io.UnsupportedEncodingException;
8	import java.net.URLDecoder;
9	import java.util.Date;
10	import java.util.Map;
11	import java.util.TreeMap;
12	import java.util.logging.Logger;
13
14	import javax.servlet.ServletException;
15	import javax.servlet.http.HttpServlet;
16	import javax.servlet.http.HttpServletRequest;
17	import javax.servlet.http.HttpServletResponse;
18
19	import com.oreilly.servlet.multipart.FilePart;
20	import com.oreilly.servlet.multipart.MultipartParser;
21	import com.oreilly.servlet.multipart.ParamPart;
22	import com.oreilly.servlet.multipart.Part;
23
24	/**
25	* Servlet implementation class PostServlet
26	*/
27	public class PostServlet extends HttpServlet {
28	private static final long serialVersionUID = 1L;
29	Logger logger = Logger.getLogger(PostServlet.class.getName());
30
31	protected Map<String,String> decodeString(String str) throws UnsupportedEncodingException {
32	Map<String,String> map = new TreeMap<String,String>();
33
34	String[] pairs = str.split("&");
35	for (String pair : pairs) {
36	String keyValue[] = pair.split("=");
37	String key = keyValue[0];
38
39	String val = URLDecoder.decode(keyValue[1], "UTF-8");
40	map.put(key, val);
41	}
42
43	return map;
44	}
45
46	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
47	MultipartParser parser = new MultipartParser(request,1000000);
48
49	Map<String,String> values = null;
50	byte file[] = null;
51
52	Part part;
53	while ( (part= parser.readNextPart()) != null) {
54	if (part.getName().equals("file") ) {
55	FilePart fpart = (FilePart) part;
56	ByteArrayOutputStream baos = new ByteArrayOutputStream(128000);
57	InputStream is = fpart.getInputStream();
58
59	byte data[] = new byte[8192];
60	int len;
61	while ( (len = is.read(data)) !=-1 ) {
62	baos.write(data, 0, len);
63	}
64	is.close();
65	file = baos.toByteArray();
66	baos.close();
67
68	} else {
69	ParamPart params = (ParamPart) part;
70	values = decodeString( params.getStringValue() );
71	}
72	}
73
74	Posting post = new Posting();
75	post.setTitle( values.get("title") );
76	post.setNote( values.get("note") );
77	post.setAuthor(values.get("author"));
78	if ( !values.get("latitude").equals("") ) {
79	post.setLatitude( Double.parseDouble(values.get("latitude")) );
80	}
81	if ( !values.get("longitude").equals("") ) {
82	post.setLongitude( Double.parseDouble(values.get("longitude")) );
83	}
84
85	post.setPostdate( new Date() ); // now()
86
87
88	PostingDAO.savePosting(post);
89	logger.info("Saved with postID=" +post.getId());
90
91	String fileName = "/home/app/data/PicturePoster/" + post.getId() + ".jpeg";
92
93	FileOutputStream fo = new FileOutputStream(fileName);
94	fo.write(file);
95	}
96
97	}