REST框架SerfJ

来源：互联网发布：money理财通mac版破解编辑：程序博客网时间：2024/05/21 07:08

From: http://www.oschina.net/code/snippet_12_1948

SerfJ 是一个比较简单的框架用来开发Java的REST的Web应用。可帮助你开发优雅的MVC架构的应用，使用惯例重于配置的思路，无需配置文件和注解。

SerfJ 框架的示例代码请看下面（代码分享）：

1. [代码]web.xml

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
<servlet>
    <servlet-name>RestServlet</servlet-name>
    <servlet-class>net.sf.serfj.RestServlet</servlet-class>
    <load-on-startup>5</load-on-startup>
</servlet>
  
<servlet-mapping>
    <servlet-name>RestServlet</servlet-name>
    <url-pattern>/banks/*</url-pattern>
</servlet-mapping>
  
<servlet-mapping>
    <servlet-name>RestServlet</servlet-name>
    <url-pattern>/accounts/*</url-pattern>
</servlet-mapping>

2. [代码]serfj.properties

?
1
2
# Main package where looking for classes (controllers, serializers)
main.package=net.sf.serfj.test

3. [代码]Bank.java

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
publicclassBankextendsRestController {
    @GET
    publicvoidindex() {
        // By default, this action redirects to index.jsp (or index.html or index.htm)
    }
  
    @GET
    publicvoidshow() {
        // Gets ID from URL /banks/1
        String id = this.getId("bank");
         
        // Gets account's ID from URL /banks/1/accounts/2
        String accountId = this.getId("account");
  
        // Gets the account
        Account account = // Code that gets the account 2 from bank 1
         
        // Put account into the request so the page will be able to use it
        this.addObject2Request("account", account);
          
        // By default, this action redirects to show.jsp (or show.html or show.htm)
    }
  
    @GET
    publicvoidnewResource() {
        // By default, this action redirects to new.jsp (or new.html or new.htm)
    }
  
    @GET
    publicvoidedit() {
        // By default, this action redirects to edit.jsp (or edit.html or edit.htm)
    }
  
    @POST
    publicvoidcreate() {
        // By default, this action redirects to create.jsp (or create.html or create.htm)
    }
  
    @PUT
    publicvoidupdate() {
        // Gets bank's ID
        String id = this.getId("bank");
  
        Bank bank = // Code that gets the bank object      
  
        // Gets new name for the bank
        String name = this.getStringParam("name");
         
        // Updating the bank
        // ... Code that updates the bank's information
  
        // By default, this action redirects to update.jsp (or update.html or update.htm)
    }
  
    @DELETE
    publicvoiddelete() {
        // By default, this action redirects to delete.jsp (or delete.html or delete.htm)
    }
  
    @GET
    publicvoidsomeAction() {
        // By default, this action redirects to someAction.jsp (or someAction.html or someAction.htm)
    }
}

4. [代码]Account.java 跳至 [1] [2] [3] [4] [全屏预览]

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
publicclassAccountextendsRestController {
    @GET
    publicvoidindex() {
        // By default, this action redirects to index.jsp (or index.html or index.htm)
    }
  
    @GET
    publicvoidshow() {
        // By default, this action redirects to show.jsp (or show.html or show.htm)
    }
  
    @GET
    publicvoidnewResource() {
        // By default, this action redirects to new.jsp (or new.html or new.htm)
    }
  
    @GET
    publicvoidedit() {
        // By default, this action redirects to edit.jsp (or edit.html or edit.htm)
    }
  
    @POST
    publicvoidcreate() {
        // By default, this action redirects to create.jsp (or create.html or create.htm)
        // But I want to render another page!... easy
        this.renderPage("mypage.jsp");
    }
  
    @PUT
    publicvoidupdate() {
        // By default, this action redirects to update.jsp (or update.html or update.htm)
        // But I want to render another page... from another controller!... easy
        this.renderPage("bank","another_page.jsp");
    }
  
    @DELETE
    publicvoiddelete() {
        // By default, this action redirects to delete.jsp (or delete.html or delete.htm)
        // Well, if something happens, I want to redirect to mypage.jsp
        if(somethingHappens) {
            this.renderPage("mypage.jsp");
        }else{
            // Default page
            this.renderPage();
        }
    }
  
    /**
     * If this method is called as /accounts/1/accountBalance.xml, then the balance object will
     * be serialized as an XML, whereas if it's called as /accounts/1/accountBalance.json, the
     * object will be serialized as a JSON object.
     */
    @POST
    publicBalance accountBalance() {
       // Gets account's Id
       String id = this.getId("account");
         
       // Calculate balance
       BalanceManager manager = newBalanceManager();
       Balance balance = manager.getBalance(id);
       this.serialize(balance);
    }
}

0 0