Ubuntu 下发布 Maven2 Plugin 到 Java.net Maven2 Repositoty

最近写了个项目统计的 Maven2 插件，发布到 Java.net 的 Maven2 库时遇到异常：

1. daniel@daniel-laptop:~/Work/Sources/Java/maven-statistic-plugin$ mvn deploy 
2. [INFO] Scanning for projects...
3. -----------------------------------------------------
4. this realm = plexus.core.child-container[extensions]
5. urls[0] = file:/home/daniel/.m2/repository/org/codehaus/plexus/plexus-utils/1.4.1/plexus-utils-1.4.1.jar
6. urls[1] = file:/home/daniel/.m2/repository/org/jvnet/wagon-svn/wagon-svn/1.9-SNAPSHOT/wagon-svn-1.9-SNAPSHOT.jar
7. urls[2] = file:/home/daniel/.m2/repository/org/jvnet/hudson/svnkit/svnkit/1.1.4-hudson-4/svnkit-1.1.4-hudson-4.jar
8. urls[3] = file:/home/daniel/.m2/repository/ch/ethz/ganymed/ganymed-ssh2/build210/ganymed-ssh2-build210.jar
9. Number of imports: 0
12. this realm = plexus.core
13. urls[0] = file:/usr/share/maven2/lib/wagon-ssh-common.jar
14. urls[1] = file:/usr/share/maven2/lib/commons-cli.jar
15. urls[2] = file:/usr/share/maven2/lib/plexus-container-default.jar
16. urls[3] = file:/usr/share/maven2/lib/plexus-interactivity-api.jar
17. urls[4] = file:/usr/share/maven2/lib/wagon-ssh.jar
18. urls[5] = file:/usr/share/maven2/lib/maven2.jar
19. urls[6] = file:/usr/share/maven2/lib/jtidy.jar
20. urls[7] = file:/usr/share/maven2/lib/plexus-utils.jar
21. urls[8] = file:/usr/share/maven2/lib/doxia-sink-api.jar
22. urls[9] = file:/usr/share/maven2/lib/wagon-http-shared.jar
23. urls[10] = file:/usr/share/maven2/lib/jsch.jar
24. urls[11] = file:/usr/share/maven2/lib/wagon-file.jar
25. urls[12] = file:/usr/share/maven2/lib/wagon-http-lightweight.jar
26. urls[13] = file:/usr/share/maven2/lib/xml-apis.jar
27. urls[14] = file:/usr/share/maven2/lib/wagon-ssh-external.jar
28. urls[15] = file:/usr/share/maven2/lib/wagon-provider-api.jar
29. Number of imports: 0
30. -----------------------------------------------------
31. [INFO] ------------------------------------------------------------------------
32. [INFO] Building Statistic
33. [INFO]    task-segment: [deploy]
34. [INFO] ------------------------------------------------------------------------
35. [INFO] [plugin:descriptor]
36. [INFO] Using 2 extractors.
37. [INFO] Applying extractor for language: java
38. [INFO] Extractor for language: java found 4 mojo descriptors.
39. [INFO] Applying extractor for language: bsh
40. [INFO] Extractor for language: bsh found 0 mojo descriptors.
41. [INFO] [resources:resources]
42. [INFO] Using default encoding to copy filtered resources.
43. [INFO] [compiler:compile]
44. [INFO] Nothing to compile - all classes are up to date
45. [INFO] [resources:testResources]
46. [INFO] Using default encoding to copy filtered resources.
47. [INFO] [compiler:testCompile]
48. [INFO] Nothing to compile - all classes are up to date
49. [INFO] [surefire:test]
50. [INFO] Surefire report directory: /home/daniel/Work/Sources/Java/maven-statistic-plugin/target/surefire-reports
52. -------------------------------------------------------
53.  T E S T S
54. -------------------------------------------------------
55. Running net.java.dev.statistic.CssSourceStatisticMojoTest
56. execute
57. -----------------
58. Css Source File Count: 1
59. White Lines: 7
60. Comment Lines: 20
61. Normal Lines: 65
62. Total: 92
63. -----------------
64. Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.119 sec
65. Running net.java.dev.statistic.JavaSourceStatisticMojoTest
66. execute
67. -----------------
68. Java Source File Count: 2
69. White Lines: 3
70. Comment Lines: 42
71. Normal Lines: 9
72. Total: 54
73. -----------------
74. Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.038 sec
75. Running net.java.dev.statistic.XhtmlSourceStatisticMojoTest
76. execute
77. -----------------
78. XHTML Source File Count: 2
79. White Lines: 9
80. Comment Lines: 0
81. Normal Lines: 63
82. Total: 72
83. -----------------
84. Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.037 sec
85. Running net.java.dev.statistic.PackageStatisticMojoTest
86. execute
87. -----------------
88. Java Non Empty Package Count: 2
89. Java Empty Package Count: 3
90. Java Empty Package Path: 
91.     src/test/java/net/java/dev/statistic/project/main/java/package3/emptypackage1
92.     src/test/java/net/java/dev/statistic/project/main/java/package2/emptypackage2
93.     src/test/java/net/java/dev/statistic/project/main/java/package1/package1_1/emptypackage3
94. All Java Package Count: 5
95. -----------------
96. Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.024 sec
98. Results :
100. Tests run: 4, Failures: 0, Errors: 0, Skipped: 0
102. [INFO] [jar:jar]
103. [INFO] Building jar: /home/daniel/Work/Sources/Java/maven-statistic-plugin/target/maven-statistic-plugin-0.0.1.jar
104. [INFO] [plugin:addPluginArtifactMetadata]
105. [INFO] [install:install]
106. [INFO] Installing /home/daniel/Work/Sources/Java/maven-statistic-plugin/target/maven-statistic-plugin-0.0.1.jar to /home/daniel/.m2/repository/net/java/dev/maven-statistic-plugin/0.0.1/maven-statistic-plugin-0.0.1.jar
107. [INFO] [plugin:updateRegistry]
108. [INFO] [deploy:deploy]
109. altDeploymentRepository = null
110. [INFO] ------------------------------------------------------------------------
111. [ERROR] BUILD ERROR
112. [INFO] ------------------------------------------------------------------------
113. [INFO] Error deploying artifact: Unsupported Protocol: 'java-net': Cannot find wagon which supports the requested protocol: java-net
115. Component descriptor cannot be found in the component repository: org.apache.maven.wagon.Wagonjava-net.
116. [INFO] ------------------------------------------------------------------------
117. [INFO] For more information, run Maven with the -e switch
118. [INFO] ------------------------------------------------------------------------
119. [INFO] Total time: 8 seconds
120. [INFO] Finished at: Fri Dec 12 21:26:17 CST 2008
121. [INFO] Final Memory: 13M/24M
122. [INFO] ------------------------------------------------------------------------

原因是 Ubuntu (Debian系统)里打包了 libwagon-java，请到 apache 下载正式的 Maven，运行 mvn 时指定使用 apache maven 的 path 就可以了 :-)