jacoco的maven插件使用

最近要把java中的代码覆盖率搞起来，开始使用的是emma，百度了好久没有搞定，然后换成jacoco。其中收集了一些资料：

eclipse的eclemma插件，使用的jacoco， 搞起来最轻松

http://www.eclemma.org/ 

emma的maven插件：

http://www.cnblogs.com/morebetter/archive/2013/06/26/3156756.html

jacoco的maven插件：

http://blog.csdn.net/wangmuming/article/details/28868833

http://www.cnblogs.com/D-Key/p/4530876.html  ----想迅速用起来，这篇blog足够

emma好久不更新了，在配置的过程中，总是遇到：   Illegal local variable table start_pc 6 in method , 貌似是jdk版本高了。。。 然后放弃了。

改用jacoco，配置如下

pom.xml中添加：摘自http://www.cnblogs.com/D-Key/p/4530876.html

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1. <span style="font-size:18px;"><build>  
2.         <plugins>  
3.             <!-- jacoco plugin -->  
4.             <plugin>  
5.                 <groupId>org.jacoco</groupId>  
6.                 <artifactId>jacoco-maven-plugin</artifactId>  
7.                 <version>0.7.9</version>  
8.                 <executions>  
9.                     <execution>  
10.                         <!-- 在maven的initialize阶段，将Jacoco的runtime agent作为VM的一个参数 传给被测程序，用于监控JVM中的调用。 -->  
11.                         <id>default-prepare-agent</id>  
12.                         <goals>  
13.                             <goal>prepare-agent</goal>  
14.                         </goals>  
15.   
16.   
17.                         <configuration>  
18.                             <destFile>  
19.                                 ${project.build.directory}/coverage-reports/jacoco.exec  
20.                             </destFile>  
21.                             <propertyName>surefireArgLine</propertyName>  
22.                         </configuration>  
23.   
24.   
25.                     </execution>  
26.   
27.   
28.                     <!-- 在程序的verify阶段，执行report测试的程序。 文件的输入为perpare-agent阶段中设置或者默认的jacoco.exec.   
29.                         参数 includes和excludes可用来选定report中过滤的类。 -->  
30.                     <execution>  
31.                         <id>default-report</id>  
32.                         <phase>test</phase>  
33.                         <goals>  
34.                             <goal>report</goal>  
35.                         </goals>  
36.   
37.   
38.                         <configuration>  
39.                             <dataFile>${project.build.directory}/coverage-reports/jacoco.exec</dataFile>  
40.                             <outputDirectory>${project.reporting.outputDirectory}/jacoco</outputDirectory>  
41.                         </configuration>  
42.   
43.   
44.                     </execution>  
45.   
46.   
47.                 </executions>  
48.             </plugin>  
49.   
50.   
51.             <!-- 使用 maven-surefire-plugin来执行单元测试。 将surefireArgLine赋值给argLine参数，以保证在测试执行时Jacoco   
52.                 agent处于运行状态。 -->  
53.             <plugin>  
54.                 <groupId>org.apache.maven.plugins</groupId>  
55.                 <artifactId>maven-surefire-plugin</artifactId>  
56.                 <version>2.19.1</version>  
57.                 <configuration>  
58.                     <argLine>${surefireArgLine}</argLine>  
59.                 </configuration>  
60.             </plugin>  
61.         </plugins>  
62.     </build></span>  

mvn test，然后在target/site/.........找到统计结果