HttpClient 接口调用

　　　　　String url = "http://127.0.0.1:8080/api"; ???????//然后根据表名获取公司信息 ???????HttpPost httppost = new HttpPost(url); ???????List<NameValuePair> params = new ArrayList<NameValuePair>(); ???????params.add(new BasicNameValuePair("comName", comName)); ???????HttpResponse httpResponse = null; ???????HttpEntity httpEntity = null; ???????try {
　　　　　　　//设置超时时间 httpclient4.5之后改为构建requestConfig对象　　　　　　　RequestConfig requestConfig = RequestConfig.custom()　　　　　　　　　　　　.setConnectTimeout(5000).setConnectionRequestTimeout(1000)　　　　　　　　　　　　.setSocketTimeout(5000).build();　　　　　　　httppost.setConfig(requestConfig);　 ?????????httppost.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8)); ???????????HttpClient httpclient = new DefaultHttpClient(); ???????????httpResponse = httpclient.execute(httppost); ???????????httpEntity = httpResponse.getEntity(); ???????} catch (UnsupportedEncodingException e1) { ???????????logger.error(e1.getMessage()); ???????} catch (ClientProtocolException e1) { ???????????logger.error(e1.getMessage()); ???????} catch (IOException e1) { ???????????logger.error(e1.getMessage()); ???????} ???????if (httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {// 请求正常 ???????????try { ???????????????String result = EntityUtils.toString(httpEntity); ???????????????JSONObject data = JSONObject.fromObject(httpEntity); ???????????????if("200".equals(data.get("code"))){ ???????????????????System.out.println("调用成功"); ???????????????}else{ ???????????????????logger.error(data.get("message")); ???????????????} ???????????} catch (Exception e) { ???????????????logger.error(e.getMessage()); ???????????} ???????}else { ???????????try {　　　　　　　　　　logger.error(EntityUtils.toString(httpEntity)); ???????????} catch (ParseException e) { ???????????????logger.error(e.getMessage()); ???????????} catch (IOException e) { ???????????????logger.error(e.getMessage()); ???????????} ???????}