-
Notifications
You must be signed in to change notification settings - Fork 421
Expand file tree
/
Copy pathspring.aop.html
More file actions
224 lines (160 loc) · 10.9 KB
/
spring.aop.html
File metadata and controls
224 lines (160 loc) · 10.9 KB
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
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>第 51 章 Spring boot with Aop</title><link rel="stylesheet" type="text/css" href="../docbook.css" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="home" href="../index.html" title="Netkiller Java 手札（版）" /><link rel="up" href="index.html" title="部分 IV. Spring Boot" /><link rel="prev" href="test/WebTestClient.html" title="50.7. WebTestClient" /><link rel="next" href="springboot.starter.html" title="第 52 章 Spring boot with starter" /></head><body><a xmlns="" href="//www.netkiller.cn/">Home</a> | <a xmlns="" href="//netkiller.github.io/">简体中文</a> | <a xmlns="" href="http://netkiller.sourceforge.net/">繁体中文</a> | <a xmlns="" href="/journal/index.html">杂文</a>
| <a xmlns="" href="https://github.com/netkiller">Github</a> | <a xmlns="" href="https://zhuanlan.zhihu.com/netkiller">知乎专栏</a> | <a xmlns="" href="https://www.facebook.com/bg7nyt">Facebook</a> | <a xmlns="" href="http://cn.linkedin.com/in/netkiller/">Linkedin</a> | <a xmlns="" href="https://www.youtube.com/user/bg7nyt/videos">Youtube</a> | <a xmlns="" href="//www.netkiller.cn/home/donations.html">打赏(Donations)</a> | <a xmlns="" href="//www.netkiller.cn/home/about.html">About</a><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">第 51 章 Spring boot with Aop</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="test/WebTestClient.html">上一页</a> </td><th width="60%" align="center">部分 IV. Spring Boot</th><td width="20%" align="right"> <a accesskey="n" href="springboot.starter.html">下一页</a></td></tr></table><hr /></div><table xmlns=""><tr><td><iframe src="//ghbtns.com/github-btn.html?user=netkiller&repo=netkiller.github.io&type=watch&count=true&size=large" height="30" width="170" frameborder="0" scrolling="0" style="width:170px; height: 30px;" allowTransparency="true"></iframe></td><td><iframe src="//ghbtns.com/github-btn.html?user=netkiller&repo=netkiller.github.io&type=fork&count=true&size=large" height="30" width="170" frameborder="0" scrolling="0" style="width:170px; height: 30px;" allowTransparency="true"></iframe></td><td><iframe src="//ghbtns.com/github-btn.html?user=netkiller&type=follow&count=true&size=large" height="30" width="240" frameborder="0" scrolling="0" style="width:240px; height: 30px;" allowTransparency="true"></iframe></td><td></td><td><a href="https://zhuanlan.zhihu.com/netkiller"><img src="/images/logo/zhihu-card-default.svg" height="25" /></a></td><td valign="middle"><a href="https://zhuanlan.zhihu.com/netkiller">知乎专栏</a></td><td></td><td></td><td></td><td></td></tr></table><div class="chapter"><div class="titlepage"><div><div><h2 class="title"><a id="spring.aop"></a>第 51 章 Spring boot with Aop</h2></div></div></div><div class="toc"><p><strong>目录</strong></p><dl class="toc"><dt><span class="section"><a href="spring.aop.html#Aspect">51.1. Aspect</a></span></dt><dd><dl><dt><span class="section"><a href="spring.aop.html#id1145">51.1.1. Maven</a></span></dt><dt><span class="section"><a href="spring.aop.html#id1146">51.1.2. Pojo 类</a></span></dt><dt><span class="section"><a href="spring.aop.html#id1147">51.1.3. Service 类</a></span></dt><dt><span class="section"><a href="spring.aop.html#id1148">51.1.4. Aspect 类</a></span></dt><dt><span class="section"><a href="spring.aop.html#id1149">51.1.5. 控制器</a></span></dt><dt><span class="section"><a href="spring.aop.html#id1150">51.1.6. Application</a></span></dt><dt><span class="section"><a href="spring.aop.html#id1151">51.1.7. 测试</a></span></dt></dl></dd></dl></div>
<div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="Aspect"></a>51.1. Aspect</h3></div></div></div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1145"></a>51.1.1. Maven</h4></div></div></div>
<pre class="screen">
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-aop</artifactId>
</dependency>
</pre>
</div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1146"></a>51.1.2. Pojo 类</h4></div></div></div>
<pre class="programlisting">
package cn.netkiller.aop.pojo;
import lombok.Data;
@Data
public class Employee {
private String id;
private String name;
public Employee() {
// TODO Auto-generated constructor stub
}
}
</pre>
</div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1147"></a>51.1.3. Service 类</h4></div></div></div>
<pre class="programlisting">
package cn.netkiller.aop.service;
import org.springframework.stereotype.Service;
import cn.netkiller.aop.pojo.Employee;
@Service
public class EmployeeService {
public EmployeeService() {
// TODO Auto-generated constructor stub
}
public Employee createEmployee(String id, String name) {
Employee emp = new Employee();
emp.setName(name);
emp.setId(id);
return emp;
}
public void deleteEmployee(String id) {
}
}
</pre>
</div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1148"></a>51.1.4. Aspect 类</h4></div></div></div>
<pre class="programlisting">
package cn.netkiller.aop.aspect;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.springframework.stereotype.Component;
@Aspect
@Component
public class EmployeeServiceAspect {
public EmployeeServiceAspect() {
}
@Before(value = "execution(* cn.netkiller.aop.service.EmployeeService.*(..)) and args(id, name)")
public void beforeAdvice(JoinPoint joinPoint, String id, String name) {
System.out.println("Before method:" + joinPoint.getSignature());
System.out.println("Creating Employee with id: " + id + ", name: " + name);
}
@After(value = "execution(* cn.netkiller.aop.service.EmployeeService.*(..)) and args(id,name)")
public void afterAdvice(JoinPoint joinPoint, String id, String name) {
System.out.println("After method:" + joinPoint.getSignature());
System.out.println("Successfully created Employee with id: " + id + ", name: " + name);
}
}
</pre>
</div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1149"></a>51.1.5. 控制器</h4></div></div></div>
<pre class="programlisting">
package cn.netkiller.aop.controller;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import cn.netkiller.aop.pojo.Employee;
import cn.netkiller.aop.service.EmployeeService;
@RestController
public class EmployeeController {
public EmployeeController() {
// TODO Auto-generated constructor stub
}
@Autowired
private EmployeeService employeeService;
@RequestMapping(value = "/add/employee", method = RequestMethod.GET)
public Employee addEmployee(@RequestParam("id") String id, @RequestParam("name") String name) {
return employeeService.createEmployee(id, name);
}
@RequestMapping(value = "/remove/employee", method = RequestMethod.GET)
public String removeEmployee(@RequestParam("id") String id) {
employeeService.deleteEmployee(id);
return "Employee removed";
}
}
</pre>
</div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1150"></a>51.1.6. Application</h4></div></div></div>
<pre class="programlisting">
package cn.netkiller.aop;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
System.out.println("Hello World!");
SpringApplication.run(Application.class, args);
}
}
</pre>
</div>
<div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="id1151"></a>51.1.7. 测试</h4></div></div></div>
<p>触发 Aspect</p>
<pre class="screen">
neo@MacBook-Pro ~ % curl http://localhost:8080/add/employee\?id\=1\&name\=neo
{"id":"1","name":"neo"}
</pre>
<p>控制台输出效果</p>
<pre class="screen">
Before method:Employee cn.netkiller.aop.service.EmployeeService.createEmployee(String,String)
Creating Employee with id: 1, name: neo
After method:Employee cn.netkiller.aop.service.EmployeeService.createEmployee(String,String)
Successfully created Employee with id: 1, name: neo
</pre>
</div>
</div>
</div><script xmlns="" type="text/javascript" id="clustrmaps" src="//cdn.clustrmaps.com/map_v2.js?u=r5HG&d=9mi5r_kkDC8uxG8HuY3p4-2qgeeVypAK9vMD-2P6BYM"></script><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="test/WebTestClient.html">上一页</a> </td><td width="20%" align="center"><a accesskey="u" href="index.html">上一级</a></td><td width="40%" align="right"> <a accesskey="n" href="springboot.starter.html">下一页</a></td></tr><tr><td width="40%" align="left" valign="top">50.7. WebTestClient </td><td width="20%" align="center"><a accesskey="h" href="../index.html">起始页</a></td><td width="40%" align="right" valign="top"> 第 52 章 Spring boot with starter</td></tr></table></div><script xmlns="">
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
ga('create', 'UA-11694057-1', 'auto');
ga('send', 'pageview');
</script><script xmlns="" async="async">
var _hmt = _hmt || [];
(function() {
var hm = document.createElement("script");
hm.src = "https://hm.baidu.com/hm.js?93967759a51cda79e49bf4e34d0b0f2c";
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(hm, s);
})();
</script><script xmlns="" async="async">
(function(){
var bp = document.createElement('script');
var curProtocol = window.location.protocol.split(':')[0];
if (curProtocol === 'https') {
bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
}
else {
bp.src = 'http://push.zhanzhang.baidu.com/push.js';
}
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(bp, s);
})();
</script></body></html>