HttpFileUpload.java

/*
*   Copyright 2015 Constant Innovations Inc
*
*    Licensed under the Apache License, Version 2.0 (the "License");
*    you may not use this file except in compliance with the License.
*    You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
*    Unless required by applicable law or agreed to in writing, software
*    distributed under the License is distributed on an "AS IS" BASIS,
*    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*    See the License for the specific language governing permissions and
*    limitations under the License.
*/
package com.constantinnovationsinc.livemultimedia.utilities;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import android.util.Log;

public class HttpFileUpload {
    URL connectURL;
    String responseString;
    String Title;
    String Description;
    byte[ ] dataToServer;
    FileInputStream fileInputStream = null;

    public HttpFileUpload(String urlString, String vTitle, String vDesc){
        try{
            connectURL = new URL(urlString);
            Title= vTitle;
            Description = vDesc;
        }catch(Exception ex){
            Log.i("HttpFileUpload","URL Malformatted");
        }
    }

    public synchronized void Send_Now(FileInputStream fStream){
        fileInputStream = fStream;
        Sending();
    }

    public synchronized void Sending(){
        String iFileName = "ovicam_temp_vid.mp4";
        String lineEnd = "\r\n";
        String twoHyphens = "--";
        String boundary = "*****";
        String Tag="fSnd";
        try
        {
            Log.e(Tag,"Starting Http File Sending to URL");

            // Open a HTTP connection to the URL
            HttpURLConnection conn = (HttpURLConnection)connectURL.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(twoHyphens + boundary + lineEnd);
            dos.writeBytes("Content-Disposition: form-data; name=\"title\""+ lineEnd);
            dos.writeBytes(lineEnd);
            dos.writeBytes(Title);
            dos.writeBytes(lineEnd);
            dos.writeBytes(twoHyphens + boundary + lineEnd);

            dos.writeBytes("Content-Disposition: form-data; name=\"description\""+ lineEnd);
            dos.writeBytes(lineEnd);
            dos.writeBytes(Description);
            dos.writeBytes(lineEnd);
            dos.writeBytes(twoHyphens + boundary + lineEnd);

            dos.writeBytes("Content-Disposition: form-data; name=\"uploadedfile\";filename=\"" + iFileName +"\"" + lineEnd);
            dos.writeBytes(lineEnd);

            Log.e(Tag,"Headers are written");

            // create a buffer of maximum size
            int bytesAvailable = fileInputStream.available();

            int maxBufferSize = 1024;
            int bufferSize = Math.min(bytesAvailable, maxBufferSize);
            byte[ ] buffer = new byte[bufferSize];

            // read file and write it into form...
            int 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);
            }
            dos.writeBytes(lineEnd);
            dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);

            // close streams
            fileInputStream.close();

            dos.flush();

            //Log.e(Tag,"File Sent, Response: "+String.valueOf(conn.getResponseCode()));

            //InputStream is = conn.getInputStream();

            // retrieve the response from server
            //int ch;

            //StringBuffer b =new StringBuffer();
            //while( ( ch = is.read() ) != -1 ){ b.append( (char)ch ); }
            //String s=b.toString();
            //Log.i("Response",s);
            dos.close();
        }
        catch (MalformedURLException ex)
        {
            Log.e(Tag, "URL error: " + ex.getMessage(), ex);
        }

        catch (IOException ioe)
        {
            Log.e(Tag, "IO error: " + ioe.getMessage(), ioe);
        }
    }

}