public class httpClientConnection {
public static void main(String[] args) {
CloseableHttpClient httpclient = HttpClients.createDefault();

CloseableHttpResponse responseGet = null;
try {
// 以get方法执行请求
HttpGet httpGet = new HttpGet("http://www.cnblogs.com/szw-blog/p/8565944.html");
// 获得服务器响应的所有信息
responseGet = httpclient.execute(httpGet);
System.out.println(responseGet.getStatusLine());
// 获得服务器响应的消息体（不包括http head）
HttpEntity entity = responseGet.getEntity();

if (entity != null) {
// 获得响应字符集编码
ContentType contentType = ContentType.getOrDefault(entity);
Charset charset = contentType.getCharset();
InputStream is = entity.getContent();
// 将inputstream转化为reader，并使用缓冲读取，还可按行读取内容
BufferedReader br = new BufferedReader(
new InputStreamReader(is, charset));
String line = null;
while ((line = br.readLine()) != null) {
System.out.println(line);
}
is.close();
responseGet.close();
httpclient.close();
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
responseGet.close();
httpclient.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}