一、get方法
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1 package lq.httpclient.method;
2
3 import java.io.BufferedReader;
4 import java.io.IOException;
5 import java.io.InputStreamReader;
6 import java.net.HttpURLConnection;
7 import java.net.MalformedURLException;
8 import java.net.URL;
9
10 import org.junit.Test;
11
12 public class HttpGet {
13
14 @Test
15 public void test() {
16 String url = "http://127.0.0.1:8080/ccb-cloud";
17 try {
18 URL targetUrl = new URL(url);
19 HttpURLConnection connection = (HttpURLConnection)targetUrl.openConnection();
20 connection.setRequestMethod("GET");
21 connection.setRequestProperty("Accept", "application/json");
22 if(connection.getResponseCode() != 200) {
23 throw new RuntimeException(""+connection.getResponseCode());
24 }
25 BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
26 String outPut;
27 while((outPut = bufferedReader.readLine()) != null) {
28 System.out.println(outPut);
29 }
30 } catch (MalformedURLException e) {
31 e.printStackTrace();
32 } catch (IOException e) {
33 e.printStackTrace();
34 }
35 }
36 }
View Code
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1 package lq.httpclient.method;
2
3 import java.io.BufferedReader;
4 import java.io.IOException;
5 import java.io.InputStreamReader;
6 import java.io.OutputStream;
7 import java.net.HttpURLConnection;
8 import java.net.MalformedURLException;
9 import java.net.URL;
10
11 import org.junit.Test;
12
13 import com.alibaba.fastjson.JSONObject;
14
15 public class HttpPost {
16
17 @Test
18 public void test() {
19 String url = "http://127.0.0.1:8080/ccb-cloud";
20 try {
21 URL targetUrl = new URL(url);
22 HttpURLConnection connection = (HttpURLConnection)targetUrl.openConnection();
23 connection.setRequestMethod("POST");
24 connection.setRequestProperty("Content-Type", "application/json");
25 //允许输入参数
26 connection.setDoOutput(true);
27 JSONObject jsonObject = new JSONObject();
28 jsonObject.put("name", "zhangsan");
29 byte[] bytes = jsonObject.toString().getBytes();
30 //超时20S
31 connection.setConnectTimeout(20000);
32 OutputStream outStream = connection.getOutputStream();
33 outStream.write(bytes);
34 outStream.flush();
35 outStream.close();
36 if(connection.getResponseCode() != 200) {
37 throw new RuntimeException(""+connection.getResponseCode());
38 }
39 BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
40 String outPut;
41 while((outPut = bufferedReader.readLine()) != null) {
42 System.out.println(outPut);
43 }
44 } catch (MalformedURLException e) {
45 e.printStackTrace();
46 } catch (IOException e) {
47 e.printStackTrace();
48 }finally {
49 System.out.println("ends");
50 }
51 }
52 }
