/**

*点睛数据:万年历查询,使用JAVA方式调用接口简单示例

* @author 点睛数据

* djapi.cn

*/

import java.io.BufferedReader;

import java.io.BufferedWriter;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.io.OutputStream;

import java.io.OutputStreamWriter;

import java.net.HttpURLConnection;

import java.net.MalformedURLException;

import java.net.URL;

public class apidemo {

public static final String date = "20180215";

public static final String cn_to_unicode = "1";

public static final String token = "XXXXXX";

public static final String datatype = "json";

public static void main(String[] args) {

try {

URL url = new URL("http://api.djapi.cn/ipaddr/get");

HttpURLConnection connect = (HttpURLConnection)url.openConnection();

connect.addRequestProperty("encoding","UTF-8");

connect.setDoInput(true);

connect.setDoOutput(true);

connect.setRequestMethod("GET");//POST or GET

OutputStream output = connect.getOutputStream();

OutputStreamWriter outputstreamreader = new OutputStreamWriter(output);

BufferedWriter writer = new BufferedWriter(outputstreamreader);

// 发送 请求

String params="&date="+date+"&cn_to_unicode="+cn_to_unicode+"&token="+token+"datatype="+datatype;

writer.write(params);

// 强制清空缓冲区 输出数据

writer.flush();

// 设置好 输入流 -- 因为 只有发送数据之后才会有接收数据

InputStream inputstream = connect.getInputStream();

InputStreamReader inputstreamreader = new InputStreamReader(inputstream);

BufferedReader bufferreader = new BufferedReader(inputstreamreader);

// 上述步骤将数据封装好之后 即可将数据读取出来了

String outputstring;

StringBuilder strbuilder = new StringBuilder();

while((outputstring=bufferreader.readLine())!= null){

strbuilder.append(outputstring);

}

writer.close();

bufferreader.close();

output.close();

outputstreamreader.close();

inputstream.close();

inputstreamreader.close();

System.out.println(strbuilder);

} catch (MalformedURLException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

}

}