Taking Screenshot of current screen and saves on external storage

CaptureAndroidActivity

private void captureScreen() {
		View content = findViewById(R.id.content_frame);
		Bitmap bitmap = content.getDrawingCache();

		File folder = new File(Environment.getExternalStorageDirectory()+ "/Device Info");
		boolean success = true;
		if (!folder.exists()) {
			success = folder.mkdir();
		}
		if (success) {
			// Do something on success
			final String fileName = new SimpleDateFormat("'/'yyyyMMddhhmmss'.png'").format(new Date());
			final File file = new File(folder.getAbsoluteFile() + fileName );
			
			//file observer
			new FileObserver(folder.getAbsolutePath()) {
			    @Override
			    public void onEvent(int event, String path) {
			        if (event == FileObserver.CREATE)
			        	HomeScreenActivity.this.runOnUiThread(new Runnable() {
			        		  public void run() {
			        			  Toast.makeText(getApplicationContext(), "Screenshot saved to :" +file.getAbsolutePath(), Toast.LENGTH_SHORT).show();
			        		  }
			        		});
			        
			        }
			    }.startWatching();
			    
			try {
				file.createNewFile();
				FileOutputStream ostream = new FileOutputStream(file);
				bitmap.compress(CompressFormat.PNG, 100, ostream);
				ostream.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
		} else {
			// Do something else on failure
		}

	}