안드로이드 스튜디오 로그인 세션 유지 - andeuloideu seutyudio logeu-in sesyeon yuji

	
	 �ȵ���̵�  > HttpClient - HttpPost() �� �̿��� �α��� ���� ��� 

	������ HttpPost() �޼��带 �̿��� �α��� �� ���� ���� ����� �˾ƺ����� �ϰڽ��ϴ�.

	AndroidManifest.xml ���� permission �� �Ʒ�ó�� �߰��� ��� ������?
	

		
		
		
		
	





	


	���� �̹��� ó�� �α��� �������� �ϱ� ���� main.xml ������ �������� ��� �մϴ�.
	
	layout/main.xml
	

	
	

	    

	    
		
		    
	    

	    
		
		    
	    

	    
			    
			    
			
	    
	    
	
	
	
	������ ����� string ������ ����Ǿ�� ����.
	
	values/string.xml
	

	LoginTest
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	���� ��ư�� �������� ���� �������� ������ webView�� ��� ��Ƽ��Ƽ�� �ϳ� �߰��մϴ�.

	layout/webview.xml
	

	
	
		
	
	





	���� java �ҽ������� ������ �ϰڽ��ϴ�.

	LoginTestActivity.java
	SessionControl.java
	WebViewTest.java

	3���� ������ �ʿ��մϴ�.

	src/LoginTestActivity.java
	


	public class LoginTestActivity extends Activity {
		/** Called when the activity is first created. */
		
		EditText et_id;
		EditText et_pw;
		TextView tv_msg;
		
		private static String id = "";
		private static String pw = "";
		private static String msgString = null;
		private static boolean isConnected = false;
		
		@Override
		public void onCreate(Bundle savedInstanceState) {
			StrictMode.enableDefaults();
			
			super.onCreate(savedInstanceState);
			setContentView(R.layout.main);

			et_id = (EditText) findViewById(R.id.edit_id);
			et_pw = (EditText) findViewById(R.id.edit_pw);
			
			tv_msg = (TextView) findViewById(R.id.text_msg);
			
			Button btn_web = (Button) findViewById(R.id.btn_web);
			
			btn_web.setOnClickListener(new View.OnClickListener() {			
				public void onClick(View v) {
					Intent intent = new Intent(LoginTestActivity.this, WebViewTest.class);
					startActivity(intent);
				}
			});
				  
			final Button btn_login = (Button) findViewById(R.id.btn_login);
			btn_login.setOnClickListener(new View.OnClickListener() {	
				public void onClick(View v) {		
					id = et_id.getText().toString();
					pw = et_pw.getText().toString();				
					sendPostRequest(id,pw);				
				}
			});
		}
		
		private void sendPostRequest(String user_id,   String user_pwd) {
			
			class SendPostReqAsyncTask extends AsyncTask {
				@Override
				protected String doInBackground(String... params) {
					String user_id = params[0];
					String user_pwd = params[1];
					
					Log.v("TAG","��׶��� �۾�   user_id=" + user_id + " user_pwd=" + user_pwd);

					//HttpClient httpClient = new DefaultHttpClient();
					HttpClient httpclient = SessionControl.getHttpclient();	//����

					HttpPost httpPost = new HttpPost("http://ankyu.entersoft.kr/logintest.asp"); // �������� �ּҷ� ������ �� 

					BasicNameValuePair username = new BasicNameValuePair("user_id", user_id); 	// ������ ���α׷��� ���� �޶����� ����
					BasicNameValuePair password = new BasicNameValuePair("user_pwd", user_pwd);	// ����Ʈ�� ������ ����
					
					List nameValuePairList = new ArrayList();               
					nameValuePairList.add(username);               
					nameValuePairList.add(password);

					try {	            
						UrlEncodedFormEntity urlEncodedFormEntity = new UrlEncodedFormEntity(nameValuePairList,"UTF-8");	                    
						httpPost.setEntity(urlEncodedFormEntity);
					
						try {
							HttpResponse httpResponse = httpclient.execute(httpPost);                		
							InputStream inputStream = httpResponse.getEntity().getContent();
							InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
							BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
							StringBuilder stringBuilder = new StringBuilder();
							String bufferedStrChunk = null;
							
							while((bufferedStrChunk = bufferedReader.readLine()) != null){
								stringBuilder.append(bufferedStrChunk);                			
							}


							// �α��� ������ ��Ű�� ��������
							SessionControl.cookies = SessionControl.httpclient.getCookieStore().getCookies();//�߰� 
							
							//�о�� ��Ű���� �ѹ� ��� �Ͽ� ����. 
							Cookie cookie;
							
							if (!SessionControl.cookies.isEmpty())
							{
								for (int i = 0; i < SessionControl.cookies.size(); i++) 
								{
									cookie = SessionControl.cookies.get(i);
									Log.v("TAG","===>>>"+ cookie.toString() );
								}
							}

							Log.v("TAG",stringBuilder.toString());	///// �̰�����   ��������  ������ �޽����� Ȯ���� �� �� �ִ�..
							  //����/���� ���ο� ���� ������  ��������.
							return stringBuilder.toString();                        
						} catch (ClientProtocolException cpe) {
							Log.v("TAG","First Exception caz of HttpResponese :" + cpe);
							cpe.printStackTrace();
						} catch (IOException ioe) {
							Log.v("TAG","Second Exception caz of HttpResponse :" + ioe);
							ioe.printStackTrace();                    
						}                	
					} catch (UnsupportedEncodingException uee) {                	
						Log.v("TAG","An Exception given because of UrlEncodedFormEntity argument :" + uee);
						uee.printStackTrace();
					}
					
					return null;
				}

				protected void onPostExecute(String result) {
					super.onPostExecute(result);
				}
			}

			//////////////////////////////////	    
			// �̰����� �α����� ���� �������� �񵿱� ��׶���� ��û�Ѵ�.
			SendPostReqAsyncTask sendTask = new SendPostReqAsyncTask();
			sendTask.execute(user_id, user_pwd);     // �񵿱� ��� ��׶���� �޾� ����.....
			///////////////////////////////////
		}
		

	}
	





	src/SessionControl.java
	


	public class SessionControl {
		static public DefaultHttpClient httpclient = null;
		static public List cookies;

		public static HttpClient getHttpclient() {
			if( httpclient == null){
				SessionControl.setHttpclient(new DefaultHttpClient());
			}

		   return httpclient;
		}

		public static void setHttpclient(DefaultHttpClient httpclient) {
			SessionControl.httpclient = httpclient;
		 }
	}    

	

	src/WebViewTest.java
	


	public class WebViewTest extends Activity {
		String myUrlAddress ="http://ankyu.entersoft.kr/login_test1.asp";
		@Override
		public void onCreate(Bundle savedInstanceState) {
			super.onCreate(savedInstanceState);
			setContentView(R.layout.webview);
			
			WebView wv = (WebView) findViewById(R.id.webview_test);
			
			/////////////////   �߰��� �κ�  /////////////
			
			Cookie sessionCookie =null;
			
			try {
				if(!SessionControl.cookies.isEmpty())
				{
					sessionCookie=SessionControl.cookies.get(0);       
			
					CookieSyncManager.createInstance(this);
					CookieManager cookieManager = CookieManager.getInstance();
			
					if (sessionCookie != null) 
					{            
						cookieManager.removeSessionCookie();
						String cookieString = sessionCookie.getName() + "=" + sessionCookie.getValue() + "; domain=" + sessionCookie.getDomain();           
						cookieManager.setCookie(myUrlAddress, cookieString);           
						CookieSyncManager.getInstance().sync();
					}
				}
			}catch(Exception e){
				e.printStackTrace();
			 }finally
			 {			 
			 }

			
			/////////////////

			wv.loadUrl(myUrlAddress);
			wv.setWebChromeClient(new WebChromeClient());
			wv.getSettings().setJavaScriptEnabled(true);
			wv.setInitialScale(1);
			wv.getSettings().setLoadWithOverviewMode(true);
			wv.getSettings().setUseWideViewPort(true);
			wv.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
			wv.setScrollbarFadingEnabled(false);
			wv.setWebViewClient(new InfoWebViewClient());


		}



		public void onResume() {
			super.onResume();
			CookieSyncManager.getInstance().startSync();
		}

		public void onPause() {
			super.onPause();
			
			if (CookieSyncManager.getInstance() != null) {
				CookieSyncManager.getInstance().stopSync();
			}
		}
		
		
		private class InfoWebViewClient extends WebViewClient {
			@Override
			public boolean shouldOverrideUrlLoading(WebView view, String url) {
				//if (Uri.parse(url).getHost().equals("www.example.com")) {
					// This is my web site, so do not override; let my WebView load the page
					//return false;
				//}
				view.loadUrl(url);
				// Otherwise, the link is not for a page on my site, so launch another Activity that handles URLs
				//Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
				//startActivity(intent);
				return true;
			}

			//WebView�� ��� ������ ����
			public void onPageFinished(WebView view, String url){
    			CookieSyncManager.getInstance().sync();
    		}
		}
	}

	

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	������Ʈ ��ü�ҽ��� ÷���մϴ�.

	
  LoginTest.zip