Android(安卓)WebView设置cookie
最近两天一直想用安卓模拟登陆,利用新的WebView显示登陆后可以访问的页面,但是不管怎么访问需要登陆后才能访问的页面,还是跳回到登陆页,后来网上看了下是cookie没有设置,找了半天才到到合适的设置方法:
登陆方法:
private Cookie cookie; public static HttpContext localContext; <span style="color: rgb(255, 0, 0); "><strong>public static List<Cookie> cookies;//此为保存的cookie</strong></span> public String cookieStr; // public static Cookie cookie = null; /** * 登陆时保存cookie * @param url * @param data * @return */ public String login(String url,String data[]){ HttpClient client = null; String html = null; try { client = new DefaultHttpClient(); <span style="color: rgb(255, 0, 0); "><strong>// 创建cookie store的本地实例 CookieStore cookieStore = new BasicCookieStore(); localContext = new BasicHttpContext(); // 绑定定制的cookie store到本地内容中 localContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore); </strong></span> HttpPost post = new HttpPost(url); List<NameValuePair> parameters = new ArrayList<NameValuePair>(); parameters.add(new BasicNameValuePair("username", data[0])); parameters.add(new BasicNameValuePair("passwd", data[1])); parameters.add(new BasicNameValuePair("login", "%B5%C7%A1%A1%C2%BC")); UrlEncodedFormEntity entity = new UrlEncodedFormEntity(parameters,"utf-8"); post.setEntity(entity); HttpResponse response = client.execute(post<span style="color: rgb(255, 0, 0); ">,localContext</span>); if(response.getStatusLine().getStatusCode() == 200){ InputStream content = response.getEntity().getContent(); BufferedReader buffer = new BufferedReader(new InputStreamReader(content,"gbk")); String line = null; while((line=buffer.readLine())!=null){ html+=line; } <span style="color: rgb(255, 0, 0); "><strong> cookies = cookieStore.getCookies();</strong></span> System.out.println("cookies.size():"+cookies.size()); if (!cookies.isEmpty()) { for(int i=0;i<cookies.size();i++){ System.out.println("- "+cookies.get(i).toString()); } } buffer.close(); }else{ System.out.println("UtilsLogin:"+response.getStatusLine().getStatusCode()); } } catch (Exception e) { e.printStackTrace(); }finally{ if(client!=null){ client.getConnectionManager().shutdown(); } } return html; }
Activity中的oncreate()方法:
private WebView wvTempShow; private String receiveUrl; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_temp_web_view); wvTempShow = (WebView) findViewById(R.id.wv_tempShow); Intent intent = this.getIntent(); receiveUrl = intent.getStringExtra("openUrl"); <span style="color: rgb(255, 0, 0); "><strong>//获得cookie管理者 CookieManager cookieManager = CookieManager.getInstance(); //获取登陆时的cookie String oldCookie = UtilsLogin.cookies.get(0).getName()+"="+UtilsLogin.cookies.get(0).getValue()+";"+ UtilsLogin.cookies.get(1).getName()+"="+UtilsLogin.cookies.get(1).getValue()+";" ;</strong></span> System.out.println("oldCookie:"+oldCookie); cookieManager.setCookie(receiveUrl, oldCookie); wvTempShow.getSettings().setDefaultTextEncodingName("gbk"); wvTempShow.loadUrl(receiveUrl); wvTempShow.setWebViewClient(new MyWebViewClient()); } class MyWebViewClient extends WebViewClient{ @Override public void onPageStarted(WebView view, String url, Bitmap favicon) { super.onPageStarted(view, url, favicon); } @Override public void onPageFinished(WebView view, String url) { super.onPageFinished(view, url); } }
需要注意的是:要看访问的页面需要什么样的cookie字符串可以用以下方法:
CookieManager cookieManager = CookieManager.getInstance(); String CookieStr = cookieManager.getCookie("http://bkjw.guet.edu.cn/student/public/menu.asp?menu=mnall.asp"); System.out.println("TempWebViewonPageFinished = " + CookieStr);
然后自己像以上String oldCookie中一样自己拼好,再在cookieManager.setCookie(url,cookieString);中设置
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