Dan*_*den 11 java javadoc maven maven-javadoc-plugin
我遇到了一个有趣的问题,我不太确定如何侦察它:
maven-compiler-plugin使用eclipse编译器而不是javacmvn site,maven-javadoc-plugin失败有没有什么办法解决这一问题?如果没有,是否至少有进一步调试的方法?
我正在使用Java 1.6.0_27和Maven 3.0.2.
我一直在使用javac编译器来构建我们的代码库,但是我对尝试Eclipse编译器感兴趣,因为它产生了更好的警告(并且在其他方面更易于配置).
所以我maven-compiler-plugin将pom.xml中的定义更改为:
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<compilerId>eclipse</compilerId>
<source>1.6</source>
<target>1.6</target>
<compilerArgument>-warn:+boxing,enumSwitch,javadoc,hashCode</compilerArgument>
<showWarnings>true</showWarnings>
<showDeprecation>true</showDeprecation>
</configuration>
<dependencies>
<dependency>
<groupId>org.codehaus.plexus</groupId>
<artifactId>plexus-compiler-eclipse</artifactId>
<version>1.8.2</version>
</dependency>
</dependencies>
</plugin>
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在我的<reporting>部分中,我有:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.8</version>
</plugin>
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到现在为止还挺好.我做了一个mvn clean install,一切都很好,所有测试都通过,一切看起来都很棒.
但是当我尝试运行时mvn site,当它到达Javadoc报告时,它失败了,似乎是一个Javadoc崩溃:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-site-plugin:3.0:site (default-site) on project framework: Error during page generation: Error rendering Maven report:
[ERROR] Exit code: 1 - java.lang.StringIndexOutOfBoundsException: String index out of range: -15
[ERROR] at java.lang.String.substring(String.java:1937)
[ERROR] at java.lang.String.substring(String.java:1904)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.simpleBinaryName(ClassReader.java:958)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.readEnclosingMethodAttr(ClassReader.java:930)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.readMemberAttr(ClassReader.java:909)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.readClassAttr(ClassReader.java:1053)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.readClassAttrs(ClassReader.java:1067)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.readClass(ClassReader.java:1560)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.readClassFile(ClassReader.java:1658)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.fillIn(ClassReader.java:1845)
[ERROR] at com.sun.tools.javac.jvm.ClassReader.complete(ClassReader.java:1777)
[ERROR] at com.sun.tools.javac.code.Symbol.complete(Symbol.java:386)
[ERROR] at com.sun.tools.javac.code.Symbol$ClassSymbol.complete(Symbol.java:763)
[ERROR] at com.sun.tools.javac.code.Symbol$ClassSymbol.flags(Symbol.java:695)
[ERROR] at com.sun.tools.javadoc.ClassDocImpl.getFlags(ClassDocImpl.java:105)
[ERROR] at com.sun.tools.javadoc.ClassDocImpl.isAnnotationType(ClassDocImpl.java:116)
[ERROR] at com.sun.tools.javadoc.DocEnv.isAnnotationType(DocEnv.java:574)
[ERROR] at com.sun.tools.javadoc.DocEnv.getClassDoc(DocEnv.java:546)
[ERROR] at com.sun.tools.javadoc.PackageDocImpl.getClasses(PackageDocImpl.java:154)
[ERROR] at com.sun.tools.javadoc.PackageDocImpl.addAllClassesTo(PackageDocImpl.java:170)
[ERROR] at com.sun.tools.javadoc.RootDocImpl.classes(RootDocImpl.java:178)
[ERROR] at com.sun.tools.doclets.internal.toolkit.AbstractDoclet.startGeneration(AbstractDoclet.java:96)
[ERROR] at com.sun.tools.doclets.internal.toolkit.AbstractDoclet.start(AbstractDoclet.java:64)
[ERROR] at com.sun.tools.doclets.formats.html.HtmlDoclet.start(HtmlDoclet.java:42)
[ERROR] at com.sun.tools.doclets.standard.Standard.start(Standard.java:23)
[ERROR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[ERROR] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
[ERROR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
[ERROR] at java.lang.reflect.Method.invoke(Method.java:597)
[ERROR] at com.sun.tools.javadoc.DocletInvoker.invoke(DocletInvoker.java:269)
[ERROR] at com.sun.tools.javadoc.DocletInvoker.start(DocletInvoker.java:143)
[ERROR] at com.sun.tools.javadoc.Start.parseAndExecute(Start.java:340)
[ERROR] at com.sun.tools.javadoc.Start.begin(Start.java:128)
[ERROR] at com.sun.tools.javadoc.Main.execute(Main.java:41)
[ERROR] at com.sun.tools.javadoc.Main.main(Main.java:31)
[ERROR]
[ERROR] Command line was: "C:\Program Files (x86)\Java\jdk1.6.0_27\jre\..\bin\javadoc.exe" @options @packages
[ERROR]
[ERROR] Refer to the generated Javadoc files in 'C:\Projects\SMF\framework\target\site\apidocs' dir.
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
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好的,那改变了什么?当我使用javac时,所有Javadoc和Maven站点都正常构建,但是当我切换到Eclipse编译器时,Javadoc崩溃了.
更糟糕的是,它甚至没有告诉我哪个类导致它崩溃,所以我甚至不知道从哪里开始调试它.
显然,暂时这意味着我不打算使用Eclipse编译器,而是要坚持使用javac.但我很好奇为什么会这样,以及我可以做些什么来修复或解决它.
我终于有时间再次研究这个问题了。当进程失败时,它maven-javadoc-plugin会在下面留下一个javadoc.bat脚本,并且我能够通过修剪传递到 的文件中的列表来找到有问题的包。target/site/apidocsjavadoc.exepackagesjavadoc.exe
有趣的是,有问题的代码原来是Google Protocol Buffers编译器生成的 Java 源代码。这是幸运的,因为从 Javadoc 中完全排除 protobuf 生成的源代码是可以接受的。
<build>我在 POM 的和部分下添加了以下定义,<reporting>这解决了我的问题:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.6.1</version>
<configuration>
<excludePackageNames>com.mycompany.myproject.proto</excludePackageNames>
</configuration>
</plugin>
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