AngularJS与服务器交互前端和后端代码

package com.example; import org.json.JSONException; import org.json.JSONObject; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.boot.test.context.SpringBootTest; import org.springframework.test.context.junit4.SpringRunner; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; @RunWith(SpringRunner.class) @SpringBootTest public class MybatisApplicationTests { @Test public void contextLoads() { httpGET(); } @Test public void contextPost() { httpPost(); } String[] params = new String[]{"body-parser","cookie-parser","debug","express","jade","morgan","serve-favicon"}; private Dependent getDependent(String json){ Dependent dependent = new Dependent(); JSONObject jsonObject; try { jsonObject = new JSONObject(json); jsonObject = jsonObject.optJSONObject("dependencies"); dependent.setBody(jsonObject.optString(params[0])); dependent.setCookie(jsonObject.optString(params[1])); dependent.setDebug(jsonObject.optString(params[2])); dependent.setExpress(jsonObject.optString(params[3])); dependent.setJade(jsonObject.optString(params[4])); dependent.setMorgan(jsonObject.optString(params[5])); dependent.setServe(jsonObject.optString(params[6])); } catch (JSONException e) { e.printStackTrace(); } return dependent; } /** * HTTP GET请求方式 * 此方法读取返回的xml时是一个字符一个字符读取的。 * @param * @return */ public String httpGET() { String content = null; //打开网络连接 URL url = null; try { String urlString = "http://localhost:8080/package.json"; url = new URL(urlString); //url = new URL("http://60.10.151.28:7990/ssk/sskapp/app/appversion"); HttpURLConnection conn = (HttpURLConnection )url.openConnection(); conn.setRequestMethod("GET"); conn.connect();// 握手 //OutputStream os = conn.getOutputStream();// 拿到输出流 InputStream is = conn.getInputStream();//拿到输入流 InputStreamReader isr = new InputStreamReader(is); BufferedReader br = new BufferedReader(isr); StringBuilder sb = new StringBuilder(); int r = 0; while ((r=br.read())!=-1){ sb.append((char)r); } System.out.println(sb.toString()); content = sb.toString().trim(); Dependent dependent = getDependent(content); System.out.println(dependent.toString()); br.close(); isr.close(); is.close(); } catch (Exception e) { e.printStackTrace(); } return content; } /** * HTTP GET请求方式 * 此方法读取返回的xml时是一个字符一个字符读取的。 * @param * @return */ public static String httpPost() { String content = null; //打开网络连接 URL url = null; try { String urlString = "https://open.ys7.com/api/lapp/device/list"; url = new URL(urlString); //url = new URL("http://60.10.151.28:7990/ssk/sskapp/app/appversion"); HttpURLConnection conn = (HttpURLConnection )url.openConnection(); conn.setRequestMethod("POST"); conn.connect();// 握手 //OutputStream os = conn.getOutputStream();// 拿到输出流 InputStream is = conn.getInputStream();//拿到输入流 InputStreamReader isr = new InputStreamReader(is); BufferedReader br = new BufferedReader(isr); StringBuilder sb = new StringBuilder(); int r = 0; while ((r=br.read())!=-1){ sb.append((char)r); } System.out.println(sb.toString()); content = sb.toString(); br.close(); isr.close(); is.close(); } catch (Exception e) { e.printStackTrace(); } return content; } }