Page 249 - MDP2020-1

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import com.android.volley.Response;
import com.android.volley.toolbox.StringRequest;

import java.util.HashMap;

import java.util.Map;

public class ValidateRequest extends StringRequest {

//서버 url 설정(php파일 연동)
final static private String URL = "http://mdphost.dothome.co.kr/UserValidate.php";
private Map<String,String> map;

public ValidateRequest(String userID, Response.Listener<String>listener){
super(Request.Method.POST,URL,listener,null);

map = new HashMap<>();
map.put("userID",userID);
}

@Override
protected Map<String, String> getParams() throws AuthFailureError {
return map;
}
}

< 뒤로가기버튼을 이용한 종료 >

import android.app.Activity;
import android.widget.Toast;

public class BackPressCloseHandler {

private long backKeyPressedTime = 0;
private Toast toast;

private Activity activity;

public BackPressCloseHandler(Activity context) {
this.activity = context;

}