Andriod学习心得

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1、首先，创建一个Android项目，并新建一个MainActivity类。　　接着，编写一个访问IIS服务器的类。packageld.com.authorize;importjava.io.BufferedReader;importjava.io.InputStreamReader;importorg.apache.http.HttpResponse;importorg.apache.http.auth.AuthScope;importorg.apache.http.auth.UsernamePasswordCredentials;importorg.apache.http.

2、client.methods.HttpPost;importorg.apache.http.impl.client.BasicCredentialsProvider;importorg.apache.http.impl.client.DefaultHttpClient;importandroid.util.Log;publicabstractclassHttpHelper{privatefinalstaticStringTAG="HttpHelper";publicstaticStringinvoke(){Stringresult=null;try{finalStringu

3、rl="http://192.168.1.104:180/";HttpPosthttpPost=newHttpPost(url);DefaultHttpClienthttpClient=newDefaultHttpClient();//基本身份验证BasicCredentialsProviderbcp=newBasicCredentialsProvider();StringuserName="liudong";Stringpassword="123";bcp.setCredentials(AuthScope.ANY,newUsernamePasswordCredential

4、s(userName,password));httpClient.setCredentialsProvider(bcp);HttpResponsehttpResponse=httpClient.execute(httpPost);StringBuilderbuilder=newStringBuilder();BufferedReaderreader=newBufferedReader(newInputStreamReader(httpResponse.getEntity().getContent()));for(Strings=reader.readLine();s!=nu

5、ll;s=reader.readLine()){builder.append(s);}result=builder.toString();Log.d(TAG,"resultis("+result+")");}catch(Exceptione){Log.e(TAG,e.toString());}Log.d(TAG,"over");returnresult;}}　　注意的是，我这里用户名和密码分别是：liudong和123。　　然后，修改layout文件：main.xml

6、:android="http://schemas.android.com/apk/res/android"android:orientation="vertical"android:layout_width="fill_parent"android:layout_height="fill_parent">

7、ndroid:id="@+id/btnPassword"android:layout_width="fill_parent"android:layout_height="wrap_content">　　最后，修改MainActivity。packageld.com.authorize;importandroid.app.Activity;importandroid.app.ProgressDialog;importandroid.os.AsyncTask;import