Volley

Get Start

import library

Open build.gradle and Add volley Support by Adding compile 'com.android.volley:volley:1.+'

Adding Permission

In AndroidManifests.xml add INTERNET Permission <uses-permission android:name="android.permission.INTERNET"/>

Usage

Init RequestQueue RequestQueue mQueue = Volley.newRequestQueue(this);

Get

    // String Request
    StringRequest getRequest = new StringRequest("https://jsonplaceholder.typicode.com/posts",
            new Response.Listener<String>() 
            {
                @Override
                public void onResponse(String s) 
                {
                    Log.d("MYLOG","The String: "+s);
                }
            },
            new Response.ErrorListener() 
            {
                @Override
                public void onErrorResponse(VolleyError volleyError) 
                {
                    Log.d("MYLOG",volleyError.toString());
                }
            });
        mQueue.add(getRequest);

    // JSONObject Request
    JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.GET,
         "https://jsonplaceholder.typicode.com/posts",null, new Response.Listener<JSONObject>() 
         {
            @Override
            public void onResponse(JSONObject response) 
            {
                Log.d("MYLOG",response.toString());
            }
        }, new Response.ErrorListener() 
        {
            @Override
            public void onErrorResponse(VolleyError error) 
            {
                Log.d("MYLOG",error.toString());
            }
        });
        mQueue.add(jsonObjectRequest);

Post

    StringRequest questpost = new StringRequest(Request.Method.POST,
        "http://jsonplaceholder.typicode.com/posts", new Response.Listener<String>() 
        {
            @Override
            public void onResponse(String response) 
            {
                Log.d("MYLOG","String: "+response);
            }
        }, new Response.ErrorListener(){

            @Override
            public void onErrorResponse(VolleyError error) 
            {
                Log.d("MYLOG","ERROR: "+error.toString());
            }
        })
        {
            @Override
            protected Map<String, String> getParams() throws AuthFailureError 
            {
                Map<String,String> map = new HashMap<>();
                map.put("title","foo");
                map.put("body","bar");
                map.put("userId","444");
                return map;
            }
        };
        mQueue.add(questpost);

PUT

    StringRequest questpost = new StringRequest(Request.Method.PUT,
                "https://jsonplaceholder.typicode.com/posts/1", new Response.Listener<String>(
        {
            @Override
            public void onResponse(String response) 
            {
                Log.d("MYLOG","String: "+response);
            }
        }, new Response.ErrorListener()
        {
            @Override
            public void onErrorResponse(VolleyError error) 
            {
                Log.d("MYLOG","ERROR: "+error.toString());
            }
        })
        {
            // Add Header
            @Override
            public Map<String, String> getHeaders() throws AuthFailureError 
            {
                Map<String,String> map = new HashMap<>();
                map.put("Content-Type","application/x-www-form-urlencoded");
                return map;
            }

            // Add Params
            @Override
            protected Map<String, String> getParams() throws AuthFailureError 
            {
                Map<String,String> map = new HashMap<>();
                map.put("title","SSSSSSSfoo");
                return map;
            }
        };
        mQueue.add(questpost);