Android Open Source - nebula Upload To Server

• Back to Chat/bluetooth  ↑

From Project

Back to project page nebula.

License

The source code is released under:

Apache License

Java Source Code

package com.example.android.BluetoothChat;
/*from  ww  w.  j  a  v  a  2  s  . c  om*/

import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class UploadToServer extends Activity {TextView messageText;
Button uploadButton;
int serverResponseCode = 0;
ProgressDialog dialog = null;
    
String upLoadServerUri = null;

//String uploadFileName; 
 
/**********  File Path *************/
final String uploadFilePath = "/sdcard/LittleBoy/";
String uploadFileName="littleboy.txt" ;
 
@Override
public void onCreate(Bundle savedInstanceState) {
     
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_upload_to_server);
      
   // Intent i = getIntent();
    //uploadFileName=  (String) i.getExtras().get("");
    
    uploadButton = (Button)findViewById(R.id.uploadButton);
    messageText  = (TextView)findViewById(R.id.messageText);
     
    messageText.setText("Uploading file path :- '/sdcard/"+uploadFileName+"'");
     
    /************* Php script path ****************/
    upLoadServerUri = "http://thissite.hol.es/UploadToServer.php";
     
    uploadButton.setOnClickListener(new OnClickListener() {            
       
        public void onClick(View v) {
          
          
             
            dialog = ProgressDialog.show(UploadToServer.this, "", "Uploading file...", true);
             
            new Thread(new Runnable() {
                    public void run() {
                         runOnUiThread(new Runnable() {
                                public void run() {
                                    messageText.setText("uploading started.....");
                                }
                            });                      
                       
                         uploadFile(uploadFilePath + "" + uploadFileName);
                                                  
                    }
                  }).start();        
            }
        });
}
  
public int uploadFile(String sourceFileUri) {
       
       
      String fileName = sourceFileUri;

      HttpURLConnection conn = null;
      DataOutputStream dos = null;  
      String lineEnd = "\r\n";
      String twoHyphens = "--";
      String boundary = "*****";
      int bytesRead, bytesAvailable, bufferSize;
      byte[] buffer;
      int maxBufferSize = 1 * 1024 * 1024; 
      File sourceFile = new File(sourceFileUri); 
       
      if (!sourceFile.isFile()) {
           
           dialog.dismiss(); 
            
           Log.e("uploadFile", "Source File not exist :"
                               +uploadFilePath + "" + uploadFileName);
            
           runOnUiThread(new Runnable() {
               public void run() {
                   messageText.setText("Source File not exist :"
                           +uploadFilePath + "" + uploadFileName);
               }
           }); 
            
           return 0;
        
      }
      else
      {
           try { 
                
                 // open a URL connection to the Servlet
               FileInputStream fileInputStream = new FileInputStream(sourceFile);
               URL url = new URL(upLoadServerUri);
                
               // Open a HTTP  connection to  the URL
               conn = (HttpURLConnection) url.openConnection(); 
               conn.setDoInput(true); // Allow Inputs
               conn.setDoOutput(true); // Allow Outputs
               conn.setUseCaches(false); // Don't use a Cached Copy
               conn.setRequestMethod("POST");
               conn.setRequestProperty("Connection", "Keep-Alive");
               conn.setRequestProperty("ENCTYPE", "multipart/form-data");
               conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary);
               conn.setRequestProperty("uploaded_file", fileName); 
                
               dos = new DataOutputStream(conn.getOutputStream());
      
               dos.writeBytes(twoHyphens + boundary + lineEnd); 
               dos.writeBytes("Content-Disposition: form-data; name=\"uploaded_file\";filename=\""
                                         + fileName + "\"" + lineEnd);
                
               dos.writeBytes(lineEnd);
      
               // create a buffer of  maximum size
               bytesAvailable = fileInputStream.available(); 
      
               bufferSize = Math.min(bytesAvailable, maxBufferSize);
               buffer = new byte[bufferSize];
      
               // read file and write it into form...
               bytesRead = fileInputStream.read(buffer, 0, bufferSize);  
                  
               while (bytesRead > 0) {
                    
                 dos.write(buffer, 0, bufferSize);
                 bytesAvailable = fileInputStream.available();
                 bufferSize = Math.min(bytesAvailable, maxBufferSize);
                 bytesRead = fileInputStream.read(buffer, 0, bufferSize);   
                  
                }
      
               // send multipart form data necesssary after file data...
               dos.writeBytes(lineEnd);
               dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
      
               // Responses from the server (code and message)
               serverResponseCode = conn.getResponseCode();
               String serverResponseMessage = conn.getResponseMessage();
                 
               Log.i("uploadFile", "HTTP Response is : "
                       + serverResponseMessage + ": " + serverResponseCode);
                
               if(serverResponseCode == 200){
                    
                   runOnUiThread(new Runnable() {
                        public void run() {
                             
                            String msg = "File Upload Completed.\n\n See uploaded file here : \n\n"
                                          +" http://thissite.hol.es/uploads/"
                                          +uploadFileName;
                             
                            messageText.setText(msg);
                            Toast.makeText(UploadToServer.this, "File Upload Complete.", 
                                         Toast.LENGTH_SHORT).show();
                        }
                    });                
               }    
                
               //close the streams //
               fileInputStream.close();
               dos.flush();
               dos.close();
                 
          } catch (MalformedURLException ex) {
               
              dialog.dismiss();  
              ex.printStackTrace();
               
              runOnUiThread(new Runnable() {
                  public void run() {
                      messageText.setText("MalformedURLException Exception : check script url.");
                      Toast.makeText(UploadToServer.this, "MalformedURLException", 
                                                          Toast.LENGTH_SHORT).show();
                  }
              });
               
              Log.e("Upload file to server", "error: " + ex.getMessage(), ex);  
          } catch (Exception e) {
               
              dialog.dismiss();  
              e.printStackTrace();
               
              runOnUiThread(new Runnable() {
                  public void run() {
                      messageText.setText("Got Exception : see logcat ");
                      Toast.makeText(UploadToServer.this, "Got Exception : see logcat ", 
                              Toast.LENGTH_SHORT).show();
                  }
              });
              Log.e("Upload file to server Exception", "Exception : "
                                               + e.getMessage(), e);  
          }
          dialog.dismiss();       
          return serverResponseCode; 
           
       } // End else block 
     } 


}

Java Source Code List

• Back to Chat/bluetooth  ↑