/dubbo-admin/src/main/java/com/alibaba/dubbo/governance/web/home/module/screen/Restful.java

 1/*
 2 * Copyright 2011 Alibaba.com All right reserved. This software is the
 3 * confidential and proprietary information of Alibaba.com ("Confidential
 4 * Information"). You shall not disclose such Confidential Information and shall
 5 * use it only in accordance with the terms of the license agreement you entered
 6 * into with Alibaba.com.
 7 */
 8package com.alibaba.dubbo.governance.web.home.module.screen;
 9
10import java.util.Map;
11
12import javax.servlet.ServletOutputStream;
13import javax.servlet.http.HttpServletRequest;
14import javax.servlet.http.HttpServletResponse;
15
16import org.springframework.beans.factory.annotation.Autowired;
17
18import com.alibaba.dubbo.common.URL;
19import com.alibaba.dubbo.governance.web.util.WebConstants;
20import com.alibaba.dubbo.registry.common.domain.User;
21import com.alibaba.fastjson.JSON;
22
23public abstract class Restful {
24
25    @Autowired
26    private HttpServletResponse response;
27    
28    @Autowired
29    HttpServletRequest request;
30    
31//    @Autowired
32//    RegistryValidator          registryService;
33
34    protected String            role            = null;
35    protected String            operator        = null;
36    protected User              currentUser     = null;
37    protected String            operatorAddress = null;
38    protected URL               url = null;
39
40    public void execute(Map<String, Object> context) throws Exception {
41        Result result = new Result();
42        if(request.getParameter("url")!=null){
43            url = URL.valueOf(URL.decode(request.getParameter("url")));
44        }
45        if (context.get(WebConstants.CURRENT_USER_KEY) != null) {
46            User user = (User) context.get(WebConstants.CURRENT_USER_KEY);
47            currentUser = user;
48            operator = user.getUsername();
49            role = user.getRole();
50            context.put(WebConstants.CURRENT_USER_KEY, user);
51        }
52        operatorAddress = (String) context.get("clientid");
53        if(operatorAddress==null || operatorAddress.isEmpty()){
54            operatorAddress = (String) context.get("request.remoteHost");
55        }
56        context.put("operator", operator);
57        context.put("operatorAddress", operatorAddress);
58        String jsonResult = null;
59        try {
60            result = doExecute(context);
61            result.setStatus("OK");
62        } catch (IllegalArgumentException t) {
63            result.setStatus("ERROR");
64            result.setCode(3);
65            result.setMessage(t.getMessage());
66        }
67//        catch (InvalidRequestException t) {
68//            result.setStatus("ERROR");
69//            result.setCode(2);
70//            result.setMessage(t.getMessage());
71//        }
72        catch (Throwable t){
73            result.setStatus("ERROR");
74            result.setCode(1);
75            result.setMessage(t.getMessage());
76        }
77        response.setContentType("application/javascript");
78        ServletOutputStream os = response.getOutputStream();
79        try {
80            jsonResult = JSON.toJSONString(result);
81            os.print(jsonResult);
82        } catch (Exception e) {
83            response.setStatus(500);
84            os.print(e.getMessage());
85        }finally{
86            os.flush();
87        }
88    }
89
90    protected abstract Result doExecute(Map<String, Object> context) throws Exception;
91
92}