public class HttpUtil {
public static final String BASE_URL="http://192.168.1.100/android.ashx";
//獲得GET請求request
public static HttpGet getHttpGet(String url){
  HttpGet request=new HttpGet(url);
  return request;
}
//獲得Post請求對象request
public static HttpPost getHttpPost(String url){
  HttpPost request=new HttpPost(url);
  return request;
}
//根據(jù)請求獲得響應(yīng)對象response
public static HttpResponse getHttpResponse(HttpGet request) throws ClientProtocolException, IOException{
  HttpResponse response=new DefaultHttpClient().execute(request);
  return response;
}
//根據(jù)請求獲得響應(yīng)對象response
public static HttpResponse getHttpResponse(HttpPost request) throws ClientProtocolException, IOException{
  HttpResponse response=new DefaultHttpClient().execute(request);
  return response;
}
//發(fā)送Post請求,獲得響應(yīng)查詢結(jié)果
public static String queryStringForPost(String url){
  //根據(jù)url獲得HttpPost對象
  HttpPost request=HttpUtil.getHttpPost(url);
  String result=null;
 
  try {
  //獲得響應(yīng)對象
  HttpResponse response = HttpUtil.getHttpResponse(request);
  //判斷是否請求成功
  if(response.getStatusLine().getStatusCode()==200){
    result=EntityUtils.toString(response.getEntity());
  }
  } catch (ClientProtocolException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  result="網(wǎng)絡(luò)異常！";
  } catch (IOException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  result="網(wǎng)絡(luò)異常！";
  }
  return result;
}

public static String queryStringForPost(HttpPost request){
  String result=null;
  try {
  HttpResponse response=HttpUtil.getHttpResponse(request);
  if(response.getStatusLine().getStatusCode()==200){
    result=EntityUtils.toString(response.getEntity());
  }
  } catch (ClientProtocolException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  result="網(wǎng)絡(luò)異常！";
  } catch (IOException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  result="網(wǎng)絡(luò)異常！";
  }
  return result;
}
public static String queryStringForGet(String url){
  HttpGet request=HttpUtil.getHttpGet(url);
  String result=null;
  try {
  HttpResponse response=HttpUtil.getHttpResponse(request);
  if(response.getStatusLine().getStatusCode()==200){
    result=EntityUtils.toString(response.getEntity());
  }
  } catch (ClientProtocolException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  result="網(wǎng)絡(luò)異常！";
  } catch (IOException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  result="網(wǎng)絡(luò)異常！";
  }
  return result;
}

}