Wednesday 6 June 2012

Upload a Image in server in Android by JSON webservices

package com.wishingWell.JSONFuntions;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import org.json.JSONException;
import org.json.JSONObject;
import android.util.Log;
public class JSONfunctionImage {

 private static final String TAG = "UPLOADER";
   private static String Tag = "UPLOADER";
     private static  String urlString="........";
     static HttpURLConnection conn;

    
    
    
    
 public static JSONObject getJSONImage(String filepath){
    String lineEnd = "\r\n";
         String twoHyphens = "--";
         String boundary = "-------------------------acebdf13572468";
         String line=null;
         StringBuilder sb = new StringBuilder();
         JSONObject res=null;
         try {
     
             // ------------------ CLIENT REQUEST
       
             FileInputStream fileInputStream = new FileInputStream(new File(
               filepath));
            
             // open a URL connection to the Servlet
             URL url = new URL(urlString);
             // Open a HTTP connection to the URL
          
             conn = (HttpURLConnection) url.openConnection();
             // Allow Inputs
             conn.setDoInput(true);
             // Allow Outputs
             conn.setDoOutput(true);
             // Don't use a cached copy.
             conn.setUseCaches(false);
             // Use a post method.
             conn.setRequestMethod("POST");
          //conn.setRequestProperty("Connection", "Keep-Alive");
       conn.setRequestProperty("Content-Type", "multipart/form-data; boundary="+boundary);
       
             DataOutputStream dos = new DataOutputStream(conn.getOutputStream());
             dos.writeBytes(lineEnd + twoHyphens + boundary + lineEnd); //" + pathToOurFile +"
             dos.writeBytes("Content-Disposition: form-data; name=\"userimage\";filename=\".png\"" + lineEnd);
             dos.writeBytes("Content-Type: image/png" + lineEnd + lineEnd);
        
 
             Log.e(Tag, "Headers are written");
             // create a buffer of maximum size
             int bytesAvailable = fileInputStream.available();
             int maxBufferSize = 10000;
             // int bufferSize = Math.min(bytesAvailable, maxBufferSize);
             byte[] buffer = new byte[bytesAvailable];
             // read file and write it into form...
             int bytesRead = fileInputStream.read(buffer, 0, bytesAvailable);
            while (bytesRead > 0) {
                 dos.write(buffer, 0, bytesAvailable);
                 bytesAvailable = fileInputStream.available();
                 bytesAvailable = Math.min(bytesAvailable, maxBufferSize);
                 bytesRead = fileInputStream.read(buffer, 0, bytesAvailable);
             }
             // send multipart form data necesssary after file data...
             dos.writeBytes(lineEnd);
       dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
       
             // close streams
             Log.e(Tag, "File is written");
             fileInputStream.close();
             dos.flush();
             dos.close();
            
         } catch (MalformedURLException ex) {
             Log.e(Tag, "error: " + ex.getMessage(), ex);
         }
         catch (IOException ioe) {
             Log.e(Tag, "error: " + ioe.getMessage(), ioe);
         }
         try {
             BufferedReader rd = new BufferedReader(new InputStreamReader(conn
                     .getInputStream()));
            
            
            
            
          try {
              while ((line = rd.readLine()) != null) {
                  sb.append(line + "\n");
              }
             
          } catch (IOException e) {
              e.printStackTrace();
       
          }
         
          
             rd.close();
         
         } catch (IOException ioex) {
             Log.e("MediaPlayer", "error: " + ioex.getMessage(), ioex);
            
         }
        
        
      //   System.out.println(" returnr sb ::"+  sb.toString());
        
         try{
     
           res = new JSONObject(sb.toString());           
       }catch(JSONException e){
               Log.e("log_tag", "Error parsing data "+e.toString());
       }
        
         return res;
        
        
  }
 
 
 
 
 
 







}

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