mvn 编译失败，求解决？

yjh777

想下载pysonar2试用一下，可是发现编译出错:

git clone https://github.com/yinwang0/pysonar2

1. $ mvn package
   
2. [INFO] Scanning for projects...
   
3. [INFO]                                                                        
   
4. [INFO] ------------------------------------------------------------------------
   
5. [INFO] Building pysonar2 2.0-SNAPSHOT
   
6. [INFO] ------------------------------------------------------------------------
   
7. [INFO]
   
8. [INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ pysonar ---
   
9. [INFO] Using 'UTF-8' encoding to copy filtered resources.
   
10. [INFO] Copying 5 resources
    
11. [INFO]
    
12. [INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ pysonar ---
    
13. [INFO] Changes detected - recompiling the module!
    
14. [INFO] Compiling 102 source files to /home/yjh/ws/tools.repo/pysonar2/target/classes
    
15. [INFO] -------------------------------------------------------------
    
16. [ERROR] COMPILATION ERROR :
    
17. [INFO] -------------------------------------------------------------
    
18. [ERROR] No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK?
    
19. [INFO] 1 error
    
20. [INFO] -------------------------------------------------------------
    
21. [INFO] ------------------------------------------------------------------------
    
22. [INFO] BUILD FAILURE
    
23. [INFO] ------------------------------------------------------------------------
    
24. [INFO] Total time: 0.936 s
    
25. [INFO] Finished at: 2016-03-24T15:15:14+08:00
    
26. [INFO] Final Memory: 14M/95M
    
27. [INFO] ------------------------------------------------------------------------
    
28. [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project pysonar: Compilation failure
    
29. [ERROR] No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK?
    
30. [ERROR] -> [Help 1]
    
31. [ERROR]
    
32. [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
    
33. [ERROR] Re-run Maven using the -X switch to enable full debug logging.
    
34. [ERROR]
    
35. [ERROR] For more information about the errors and possible solutions, please read the following articles:
    
36. [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException

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环境:

1. $ lsb_release -sir
   
2. Fedora 23
   
3. $ rpm -q maven
   
4. maven-3.3.3-3.fc23.noarch
   
5. $ rpm -qa|grep ^java
   
6. java-1.8.0-openjdk-1.8.0.65-3.b17.fc23.x86_64
   
7. javapackages-tools-4.6.0-7.fc23.noarch
   
8. java-1.8.0-openjdk-headless-1.8.0.65-3.b17.fc23.x86_64
   
9. $ rpm -qa|grep jre
   
10. jre-1.7.0_80-fcs.x86_64
    
11. jre1.8.0_66-1.8.0_66-fcs.x86_64

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yjh777

已解决:

原因是 javac 没有安装(竟然不在JDK JRE包里)，而在 devel 包里:
    java-1.8.0-openjdk-devel

yjh777

问题已解决，javac没有安装，见二楼

fenyun689

问题解决了。积分送我吧。