Animations in android left/right ?

1)inFromRightAnimation

    private Animation inFromRightAnimation() {

        Animation inFromRight = new TranslateAnimation(
                Animation.RELATIVE_TO_PARENT, +1.0f,
                Animation.RELATIVE_TO_PARENT, 0.0f,
                Animation.RELATIVE_TO_PARENT, 0.0f,
                Animation.RELATIVE_TO_PARENT, 0.0f);
        inFromRight.setDuration(500);
        inFromRight.setInterpolator(new AccelerateInterpolator());
        return inFromRight;
        }

 2)outToLeftAnimation   
    private Animation outToLeftAnimation() {
    Animation outtoLeft = new TranslateAnimation(
        Animation.RELATIVE_TO_PARENT, 0.0f,
        Animation.RELATIVE_TO_PARENT, -1.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f);
    outtoLeft.setDuration(500);
    outtoLeft.setInterpolator(new AccelerateInterpolator());
    return outtoLeft;
    }

3)inFromLeftAnimation

    private Animation inFromLeftAnimation() {
    Animation inFromLeft = new TranslateAnimation(
        Animation.RELATIVE_TO_PARENT, -1.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f);
    inFromLeft.setDuration(500);
    inFromLeft.setInterpolator(new AccelerateInterpolator());
    return inFromLeft;
    }

4)outToRightAnimation

    private Animation outToRightAnimation() {
    Animation outtoRight = new TranslateAnimation(
        Animation.RELATIVE_TO_PARENT, 0.0f,
        Animation.RELATIVE_TO_PARENT, +1.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f,
        Animation.RELATIVE_TO_PARENT, 0.0f);
    outtoRight.setDuration(500);
    outtoRight.setInterpolator(new AccelerateInterpolator());
    return outtoRight;
    }

how to get the facebook friend albums in android ?

public static String getFacebookFriendList(String token, Context context,
String fb_id) {
InputStream is = null;
String result = "";

try {
HttpClient httpclient = new DefaultHttpClient();
HttpGet httpGet = new HttpGet(
"https://graph.facebook.com/"
+ fb_id
+ "?fields=albums.limit(5).fields(id,name,cover_photo,photos.limit(10).fields(name,picture,source))&access_token="
+ token);

System.out
.println("Data"
+ "https://graph.facebook.com/"
+ fb_id
+ "?fields=albums.limit(5).fields(id,name,cover_photo,photos.limit(10).fields(name,picture,source))&access_token="
+ token);
HttpResponse response = httpclient.execute(httpGet);
HttpEntity entity = response.getEntity();
is = entity.getContent();
} catch (Exception e) {
e.printStackTrace();
}
// convert response to string
try {
BufferedReader reader = new BufferedReader(
new InputStreamReader(is), 8);
StringBuilder sb = new StringBuilder();
String line = null;
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
is.close();
result = sb.toString();
Log.i("RESULT", result);
} catch (Exception e) {
e.printStackTrace();
}

return result;
}

get the responce from server in json post android ?

public static <JSONObject> String postRequest(String url,
List<NameValuePair> postData, Context context) {

String response = null;

try {
HttpParams httpParameters = new BasicHttpParams();

int timeoutConnection = 20000;

HttpConnectionParams.setConnectionTimeout(httpParameters,
timeoutConnection);

int timeoutSocket = 20000;

HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);

HttpClient httpclient = new DefaultHttpClient(httpParameters);

HttpPost httppost = new HttpPost(url);

httppost.setEntity(new UrlEncodedFormEntity(postData));

HttpResponse httpResponse = null;

try {
httpResponse = httpclient.execute(httppost);

response = EntityUtils.toString(httpResponse.getEntity());

System.out.println("ResponceData" + response);

} catch (UnsupportedEncodingException e) {
e.printStackTrace();
return null;
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (ConnectTimeoutException e) {
e.printStackTrace();
} catch (SocketTimeoutException e) {

Toast.makeText(context, "Poor network connection", 2000).show();
} catch (IOException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
} catch (IOException e) {
e.printStackTrace();
} catch (ParseException e) {
e.printStackTrace();
}

return response;
}

shared preferences in android sample ?

public static void saveStringPrefrence(String key, String value,
Context context) {
SharedPreferences prefs = PreferenceManager
.getDefaultSharedPreferences(context);
Editor edit = prefs.edit();
edit.putString(key, value);
edit.commit();
}

public static String getPrefrenceValue(String key, Context context) {
SharedPreferences prefs = PreferenceManager
.getDefaultSharedPreferences(context);
String string = prefs.getString(key, "");
return string;
}

How to find the valid url from the server in android ?

public static boolean exists(String URLName) {
try {
HttpURLConnection.setFollowRedirects(false);
// note : you may also need
// HttpURLConnection.setInstanceFollowRedirects(false)
HttpURLConnection con = (HttpURLConnection) new URL(URLName)
.openConnection();
con.setRequestMethod("HEAD");
return (con.getResponseCode() == HttpURLConnection.HTTP_OK);
} catch (Exception e) {
e.printStackTrace();
return false;
}
}

How to convert the bitmap to round corner bitmap in android ?

public Bitmap roundCornerImage(Bitmap src, float round) {
// Source image size
int width = src.getWidth();
int height = src.getHeight();
// create result bitmap output
Bitmap result = Bitmap.createBitmap(width, height, Config.ARGB_8888);
// set canvas for painting
Canvas canvas = new Canvas(result);
canvas.drawARGB(0, 0, 0, 0);

// configure paint
final Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setColor(Color.BLACK);

// configure rectangle for embedding
final Rect rect = new Rect(0, 0, width, height);
final RectF rectF = new RectF(rect);

// draw Round rectangle to canvas
canvas.drawRoundRect(rectF, round, round, paint);

// create Xfer mode
paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
// draw source image to canvas
canvas.drawBitmap(src, rect, rect, paint);

// return final image
return result;
}