package Dao;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import org.apache.tomcat.util.codec.binary.Base64;
public class test1 {
/**
* @param args
* @throws IOException
*/
public static void readContentFromPost(String user,String password) throws IOException {
// Post请求的url,与get不同的是不需要带参数
URL postUrl = new URL("http://218.3.XX.XX:xxxx/XXXXXXX");
// 打开连接
HttpURLConnection connection = (HttpURLConnection) postUrl.openConnection();
// 输入身份验证的账号和密码 ------------------
String authString = user + ":" + password;
byte[] authEncBytes = Base64.encodeBase64(authString.getBytes());
String authStringEnc = new String(authEncBytes);
connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
// 设置是否向connection输出,因为这个是post请求,参数要放在
// http正文内,因此需要设为true
connection.setDoOutput(true);
// Read from the connection. Default is true.
connection.setDoInput(true);
// 默认是 GET方式
connection.setRequestMethod("POST");
// Post 请求不能使用缓存
connection.setUseCaches(false);
connection.setInstanceFollowRedirects(true);
// 配置本次连接的Content-type,配置为application/x-www-form-urlencoded的
// 意思是正文是urlencoded编码过的form参数,下面我们可以看到我们对正文内容使用URLEncoder.encode
// 进行编码
connection.setRequestProperty("Content-Type","application/x-www-form-urlencoded");
connection.setRequestProperty("charset","UTF-8");
// 连接,从postUrl.openConnection()至此的配置必须要在connect之前完成,
// 要注意的是connection.getOutputStream会隐含的进行connect。
connection.connect();
DataOutputStream out = new DataOutputStream(connection
.getOutputStream());
// The URL-encoded contend
// 正文,正文内容其实跟get的URL中 '? '后的参数字符串一致
// 此处content 输入需要的入参链接 (此处是示例) --------------
String content = "function=ThirdParty_health_query.CollectionInfo";
content +="&p-1-t=D&p-1-v=2017-03-20 00:00:00&p-2-t=D&p-2-v=2017-03-24 23:59:59";
// DataOutputStream.writeBytes将字符串中的16位的unicode字符以8位的字符形式写到流里面
out.writeBytes(content);
out.flush();
out.close();
BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream(),"utf-8"));//---这里配置utf-8的编码,防止出参乱码
String line;
while ((line = reader.readLine()) != null){
System.out.println(line);
}
reader.close();
connection.disconnect();
}
public static void main(String[] args) throws IOException {
readContentFromPost(user,password); //填入身份验证的账号和密码
}
}