android HTTP Cookie 사용.

웹서버 구성 : pache tomcat 설치

cookie 테스트 사이트 : 192.168.0.171/setcookie.jsp

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

MainActivity.java

public class MainActivity extends AppCompatActivity { TextView textResult; Button signBtn; EditText editId,editPw; ProgressDialog progress; SharedPreferences sp; SharedPreferences.Editor editor; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); sp = getApplicationContext().getSharedPreferences("cookie", 0); editor = sp.edit(); textResult = (TextView) findViewById(R.id.textResult); signBtn = (Button) findViewById(R.id.signBtn); editId = (EditText) findViewById(R.id.editId); editPw = (EditText) findViewById(R.id.editPw); signBtn.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { signIn(); } }); // textResult.setText(sp.getString("USERID", "") + ";"); } private void signIn() { HashMap userInfoMap = new HashMap(); // try{ // // String user_Id = editId.getText().toString(); // byte[] encrypted = user_Id.getBytes("UTF-8"); // String enStr = Base64.encodeToString(encrypted, 0); // Log.i("TEST", enStr); // // }catch (Exception e){e.printStackTrace();} userInfoMap.put("user_Id", editId.getText().toString()); userInfoMap.put("user_Pw", editPw.getText().toString()); new AsyncTask<Map, Void, String>(){ @Override protected String doInBackground(Map... params) { String result = ""; String webURL = "http://192.168.0.171/setcookie.jsp"; try { result = Remote.postData(webURL, params[0]); } catch (Exception e) { e.printStackTrace(); } return result; } @Override protected void onPreExecute() { super.onPreExecute(); progress = new ProgressDialog(MainActivity.this); progress.setTitle("다운로드"); progress.setMessage("download"); progress.setProgressStyle((ProgressDialog.STYLE_SPINNER)); progress.setCancelable(false); progress.show(); } @Override protected void onPostExecute(String result) { super.onPostExecute(result); StringBuffer sb= new StringBuffer(); List<HttpCookie> cookies = Remote.cookieManager.getCookieStore().getCookies(); for( HttpCookie cookie : cookies){ sb.append(cookie.getName()+"="+cookie.getValue()+"\n"); editor.putString(cookie.getName(),cookie.getValue()); } editor.commit(); textResult.setText(sb.toString()); progress.dismiss(); } }.execute(userInfoMap); } }

Remote.java

public class Remote { private static final String TAG = "ResponseCode : "; static CookieManager cookieManager = new CookieManager(); static final String COOKIE_URL = "http://192.168.0.171/setcookie.jsp"; public static String postData (String webURL, Map params) throws Exception { StringBuilder result = new StringBuilder(); String dataLine; URL url = new URL(webURL); HttpURLConnection conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("POST"); conn.setDoOutput(true); OutputStream os = conn.getOutputStream(); ArrayList<String> keyset = new ArrayList<>(params.keySet()); for(String key : keyset){ String param = key + "=" + params.get(key)+"&"; os.write(param.getBytes()); } os.flush(); os.close(); int responseCode = conn.getResponseCode(); if (responseCode == HttpsURLConnection.HTTP_OK) { BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream())); while ((dataLine = br.readLine()) != null) { result.append(dataLine); } br.close(); } else { Log.i(TAG, "" + responseCode); } Map<String, List<String>> headers = conn.getHeaderFields(); List<String> cookies = headers.get("Set-Cookie"); if( cookies != null && cookies.size() > 0 ){ for( String cookie : cookies){ cookieManager.getCookieStore().add(URI.create(COOKIE_URL),HttpCookie.parse(cookie).get(0)); } } // 헤더 전체 로그 보기 Map<String, List<String>> headers2 = conn.getHeaderFields(); ArrayList<String> logkeyset = new ArrayList<>(headers2.keySet()); for( String key : logkeyset){ for(String value : headers.get(key)) { Log.i("HEADERS", key + ":" + value); } } return result.toString(); } }

http://localhost/setcookie.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %> <% boolean checkUserInfo = true; String user_Id = request.getParameter("user_Id"); String user_Pw = request.getParameter("user_Pw"); if(checkUserInfo){ Cookie cookie = new Cookie("USERID", user_Id); response.addCookie(cookie); } %>

activity_main.xml

결과 확인