Android Upload file

Method One:

 Public voidUploadFile () {String name=urlencoder.encode (Text1.gettext (). toString (),"Utf-8"); String Pass=urlencoder.encode (Text2.gettext (). toString (),"Utf-8"); Map<string, string>params=NewHashmap<string, string>(); params. put ("NAME", name); params. put ("PASSWORD", pass); Post ("Http://192.168.1.120/dev/index.php/Device/UploadFile?filename=111&filetype=IMAGE",params, Upfiles); } Map<string, file> upfiles =NewHashmap<string, file>(); voidgetFile () {File file=NewFile ("/sdcard/"); file[] Files= File.listfiles (NewFileFilter ());  for(File f:files) {upfiles.put (F.getname (),NewFile ("/sdcard/"+f.getname ())); }                     //Toast.maketext (this, filename, Toast.length_long). Show ();                       }                 classFileFilter implements FilenameFilter {@Override PublicBoolean Accept (File dir, String filename) {returnFilename.endswith (". mp3"); }            }               //upload Code, the first parameter, for the URL to use, the second parameter, for the form content, the third parameter for the file to be uploaded, you can upload multiple files, depending on the need to page     Public StaticBoolean post (String actionurl,map<string, string>params, Map<string, file>files) throws IOException {String boundary=Java.util.UUID.randomUUID (). toString (); String PREFIX="--", Linend ="\ r \ n"; String Multipart_from_data="Multipart/form-data"; String CHARSET="UTF-8"; URL URI=NewURL (ActionURL); HttpURLConnection Conn=(HttpURLConnection) uri.openconnection (); Conn.setreadtimeout (5* +); Conn.setdoinput (true);//Allow inputConn.setdooutput (true);//Allow outputConn.setusecaches (false); Conn.setrequestmethod ("POST");//Post ModeConn.setrequestproperty ("Connection","keep-alive"); Conn.setrequestproperty ("Charsert","UTF-8"); Conn.setrequestproperty ("Content-type", Multipart_from_data+"; boundary="+boundary); //first set of parameters for the type of the spelling textStringBuilder SB =NewStringBuilder ();  for(Map.entry<string, string> Entry:params. EntrySet ())                {sb.append (PREFIX);                Sb.append (boundary);                Sb.append (Linend); Sb.append ("content-disposition:form-data; name=\ ""+ Entry.getkey () +"\""+linend); Sb.append ("Content-type:text/plain; charset="+ CHARSET +linend); Sb.append ("Content-transfer-encoding:8bit"+linend);                Sb.append (Linend);                Sb.append (Entry.getvalue ());            Sb.append (Linend); } DataOutputStream OutStream=NewDataOutputStream (Conn.getoutputstream ());            Outstream.write (Sb.tostring (). GetBytes ()); //Send file Data        if(Files! =NULL)                 for(Map.entry<string, file>File:files.entrySet ()) {StringBuilder SB1=NewStringBuilder ();                    Sb1.append (PREFIX);                    Sb1.append (boundary);                    Sb1.append (Linend); Sb1.append ("Content-disposition:form-data, name=\ "file\"; filename=\ ""+ File.getkey () +"\""+linend); Sb1.append ("content-type:multipart/form-data; charset="+ CHARSET +linend);                    Sb1.append (Linend);                    Outstream.write (Sb1.tostring (). GetBytes ()); InputStream is=NewFileInputStream (File.getvalue ()); byte[] buffer =New byte[1024x768]; intLen =0;  while(len = is. Read (buffer))! =-1) {outstream.write (buffer,0, Len); }                     is. Close ();                Outstream.write (Linend.getbytes ()); }            //Request End Flag        byte[] End_data = (PREFIX + boundary + PREFIX +linend). GetBytes ();            Outstream.write (End_data);            Outstream.flush (); //Get the response codeBoolean success = Conn.getresponsecode () = = $; InputStreaminch=Conn.getinputstream (); InputStreamReader Isreader=NewInputStreamReader (inch); BufferedReader Bufreader=NewBufferedReader (Isreader); String Line=NULL; String Data="getresult=";  while(line = Bufreader.readline ())! =NULL) Data+=Line ;            Outstream.close ();            Conn.disconnect (); returnsuccess; }    

Android Upload file