String url = getUrl();

HttpClient client = new HttpClient();

PostMethod method = new PostMethod(url);    // 使用 POST 方式提交数据

NameValuePair nvp = new NameValuePair("parameter",parameter);

method.setRequestBody(new NameValuePair[] {nvp});

client.executeMethod(method);   //打印服务器返回的状态

 //打印服务器返回的状态

System.out.println(method.getStatusLine());

  //打印返回的信息

System.out.println(method.getResponseBodyAsString());

String result = method.getResponseBodyAsString();

<dependency>
    <groupId>commons-httpclient</groupId>
    <artifactId>commons-httpclient</artifactId>
    <version>3.1</version>
</dependency>