remote upload file added

Author: skp-github

app/src/main/java/com/googleresearch/capturesync/RemoteFileUpload.java

@@ -0,0 +1,103 @@
+package com.googleresearch.capturesync;
+
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import android.os.AsyncTask;
+import android.util.Log;
+
+public class RemoteFileUpload extends  AsyncTask<String, Integer, Boolean> {
+
+    @Override
+    protected Boolean doInBackground(String ... selectedFilePaths) {
+        HttpURLConnection conn = null;
+        DataOutputStream os = null;
+        DataInputStream inputStream = null;
+
+        String urlServer = "http://192.168.5.1:5000/upload";
+
+        String lineEnd = "\r\n";
+        String twoHyphens = "--";
+        String boundary = "*****";
+        int bytesRead, bytesAvailable, bufferSize, bytesUploaded = 0;
+        byte[] buffer;
+        int maxBufferSize = 2 * 1024 * 1024;
+
+        String uploadname = "test_file";
+
+        try {
+            FileInputStream fis = new FileInputStream(new File(selectedFilePaths[0]));
+
+            URL url = new URL(urlServer);
+            conn = (HttpURLConnection) url.openConnection();
+            conn.setChunkedStreamingMode(maxBufferSize);
+
+            // POST settings.
+            conn.setDoInput(true);
+            conn.setDoOutput(true);
+            conn.setUseCaches(false);
+            conn.setRequestMethod("POST");
+            conn.setRequestProperty("Connection", "Keep-Alive");
+            conn.setRequestProperty("Content-Type", "multipart/form-data;  boundary=" + boundary);
+            conn.setRequestProperty("Name", "Testing request");
+            conn.connect();
+
+            os = new DataOutputStream(conn.getOutputStream());
+            os.writeBytes(twoHyphens + boundary + lineEnd);
+            os.writeBytes("Content-Disposition: form-data; name=\"uploadedfile\";filename=\"" + uploadname + "\"" + lineEnd);
+            os.writeBytes(lineEnd);
+
+            bytesAvailable = fis.available();
+            System.out.println("available: " + String.valueOf(bytesAvailable));
+            bufferSize = Math.min(bytesAvailable, maxBufferSize);
+            buffer = new byte[bufferSize];
+
+            bytesRead = fis.read(buffer, 0, bufferSize);
+            bytesUploaded += bytesRead;
+            while (bytesRead > 0) {
+                os.write(buffer, 0, bufferSize);
+                bytesAvailable = fis.available();
+                bufferSize = Math.min(bytesAvailable, maxBufferSize);
+                buffer = new byte[bufferSize];
+                bytesRead = fis.read(buffer, 0, bufferSize);
+                bytesUploaded += bytesRead;
+            }
+            System.out.println("uploaded: " + String.valueOf(bytesUploaded));
+            os.writeBytes(lineEnd);
+            os.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
+
+            // Responses from the server (code and message)
+            conn.setConnectTimeout(2000); // allow 2 seconds timeout.
+            int rcode = conn.getResponseCode();
+            if (rcode == 200){
+                System.out.println("Success");
+            }
+            fis.close();
+            os.flush();
+            os.close();
+
+        } catch (Exception ex) {
+            ex.printStackTrace();
+            //return false;
+        }
+        return null;
+    }
+
+    @Override
+    protected void onProgressUpdate(Integer... values) {
+        Log.i("PROGRESSO", values[0]+"");
+
+        //super.onProgressUpdate(values);
+    }
+    @Override
+    protected void onPostExecute(Boolean result) {
+        super.onPostExecute(result);
+    }
+
+}