httpclient设置代理

//获取代理信息  
String host = Proxy.getHost(getApplicationContext());  
int port = Proxy.getPort(getApplicationContext());  
Log.d(TAG, "[createHttpClient] proxyHost = " + host);   
Log.d(TAG, "[createHttpClient] proxyPort = " + port);    

//设置主机http连接信息
HttpHost httpHost = new HttpHost(host, port);
HttpParams httpParams = new BasicHttpParams();  
httpParams.setParameter(ConnRouteParams.DEFAULT_PROXY, httpHost);  
HttpGet httpGet = new HttpGet("http://www.baidu.com");  
HttpClient httpClient = new DefaultHttpClient(httpParams);
InputStream inputStream = null;  

try {  
    HttpResponse httpResponse = httpClient.execute(httpGet);  
    httpEntity = httpResponse.getEntity();  
    inputStream = httpEntity.getContent();  
    BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));  
    String result = "";  
    String line = "";  
    while((line = reader.readLine()) != null){  
        result += result + line;  
    }  
    System.out.println(result);  
} catch (ClientProtocolException e) {  
    e.printStackTrace();  
} catch (IOException e) {  
    e.printStackTrace();  
}finally{  
    /*try { 
        inputStream.close(); 
    } catch (IOException e) { 
        e.printStackTrace(); 
    }*/  
}