안드로이드 스튜디오 - HTTP 통신 라이브러리(Volley)

 

[build.gradle]

implementation 'com.android.volley:volley:버전'

 

[AndroidManifest.xml]

<uses-permission android:name="android.permission.INTERNET"/>

<application
	android:usesCleartextTraffic="true">

usesCleartextTraffic로 https 사용 지원 활성화

 

 

 

[mainActivity.java]

String url ="https://www.google.com";
RequestQueue requestQueue = Volley.newRequestQueue(getApplicationContext());

StringRequest stringRequest = new StringRequest(Request.Method.GET,
    url,
    new Response.Listener<String>() {
        @Override
        public void onResponse(String response) {
        	textView.setText("Response is: "+ response.substring(0,500));
        }
    },
    new Response.ErrorListener() {
		@Override
    	public void onErrorResponse(VolleyError error){
        	/*에러처리*/
        }      
    }
);

requestQueue.add(stringRequest);

 

 

참조: 

https://youngest-programming.tistory.com/16

[안드로이드] Volley 라이브러리 사용법