[javadoc] Generating Javadoc
  [javadoc] Javadoc execution
  [javadoc] Loading source files for package com.opensymphony.xwork2...
  [javadoc] Loading source files for package com.opensymphony.xwork2.config...
  [javadoc] Loading source files for package com.opensymphony.xwork2.config.entities...
  [javadoc] Loading source files for package com.opensymphony.xwork2.config.impl...
  [javadoc] Loading source files for package com.opensymphony.xwork2.config.providers...
  [javadoc] Loading source files for package com.opensymphony.xwork2.conversion.annotations...
  [javadoc] Loading source files for package com.opensymphony.xwork2.conversion.metadata...
  [javadoc] Loading source files for package com.opensymphony.xwork2.inject...
  [javadoc] Loading source files for package com.opensymphony.xwork2.inject.util...
  [javadoc] Loading source files for package com.opensymphony.xwork2.interceptor...
  [javadoc] Loading source files for package com.opensymphony.xwork2.interceptor.annotations...
  [javadoc] Loading source files for package com.opensymphony.xwork2.mock...
  [javadoc] Loading source files for package com.opensymphony.xwork2.spring...
  [javadoc] Loading source files for package com.opensymphony.xwork2.spring.interceptor...
  [javadoc] Loading source files for package com.opensymphony.xwork2.util...
  [javadoc] Loading source files for package com.opensymphony.xwork2.util.location...
  [javadoc] Loading source files for package com.opensymphony.xwork2.util.profiling...
  [javadoc] Loading source files for package com.opensymphony.xwork2.validator...
  [javadoc] Loading source files for package com.opensymphony.xwork2.validator.annotations...
  [javadoc] Loading source files for package com.opensymphony.xwork2.validator.metadata...
  [javadoc] Loading source files for package com.opensymphony.xwork2.validator.validators...
  [javadoc] Constructing Javadoc information...
  [javadoc] javadoc: warning - Multiple sources of package comments found for package "org.apache.commons.logging"
  [javadoc] Standard Doclet version 1.5.0_06
  [javadoc] Building tree for all the packages and classes...
  [javadoc] java.lang.ClassCastException: com.sun.tools.doclets.formats.html.PackageWriterImpl
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.seeTagToString(HtmlDocletWriter.java:1338)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.commentTagsToString(HtmlDocletWriter.java:1428)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.printCommentTags(HtmlDocletWriter.java:1397)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.printSummaryComment(HtmlDocletWriter.java:1370)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.printSummaryComment(HtmlDocletWriter.java:1366)
  [javadoc] at com.sun.tools.doclets.formats.html.PackageWriterImpl.writeClassesSummary(PackageWriterImpl.java:122)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.buildClassSummary(PackageSummaryBuilder.java:175)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  [javadoc] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  [javadoc] at java.lang.reflect.Method.invoke(Method.java:585)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.invokeMethod(PackageSummaryBuilder.java:81)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.AbstractBuilder.build(AbstractBuilder.java:90)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.buildSummary(PackageSummaryBuilder.java:148)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  [javadoc] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  [javadoc] at java.lang.reflect.Method.invoke(Method.java:585)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.invokeMethod(PackageSummaryBuilder.java:81)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.AbstractBuilder.build(AbstractBuilder.java:90)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.buildPackageDoc(PackageSummaryBuilder.java:106)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  [javadoc] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  [javadoc] at java.lang.reflect.Method.invoke(Method.java:585)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.invokeMethod(PackageSummaryBuilder.java:81)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.AbstractBuilder.build(AbstractBuilder.java:90)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.builders.PackageSummaryBuilder.build(PackageSummaryBuilder.java:92)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDoclet.generatePackageFiles(HtmlDoclet.java:183)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.AbstractDoclet.startGeneration(AbstractDoclet.java:120)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.AbstractDoclet.start(AbstractDoclet.java:64)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDoclet.start(HtmlDoclet.java:42)
  [javadoc] at com.sun.tools.doclets.standard.Standard.start(Standard.java:23)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  [javadoc] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  [javadoc] at java.lang.reflect.Method.invoke(Method.java:585)
  [javadoc] at com.sun.tools.javadoc.DocletInvoker.invoke(DocletInvoker.java:269)
  [javadoc] at com.sun.tools.javadoc.DocletInvoker.start(DocletInvoker.java:143)
  [javadoc] at com.sun.tools.javadoc.Start.parseAndExecute(Start.java:340)
  [javadoc] at com.sun.tools.javadoc.Start.begin(Start.java:128)
  [javadoc] at com.sun.tools.javadoc.Main.execute(Main.java:41)
  [javadoc] at com.sun.tools.javadoc.Main.main(Main.java:31)
  [javadoc] Building index for all the packages and classes...
  [javadoc] java.lang.ClassCastException: com.sun.tools.doclets.formats.html.SingleIndexWriter
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.seeTagToString(HtmlDocletWriter.java:1338)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.commentTagsToString(HtmlDocletWriter.java:1428)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.printCommentTags(HtmlDocletWriter.java:1397)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.printSummaryComment(HtmlDocletWriter.java:1370)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDocletWriter.printSummaryComment(HtmlDocletWriter.java:1366)
  [javadoc] at com.sun.tools.doclets.formats.html.AbstractIndexWriter.printComment(AbstractIndexWriter.java:192)
  [javadoc] at com.sun.tools.doclets.formats.html.AbstractIndexWriter.printDescription(AbstractIndexWriter.java:126)
  [javadoc] Generating /Users/rainer/projects/apache/struts/xwork/dist/docs/api/index-all.html...
  [javadoc] at com.sun.tools.doclets.formats.html.AbstractIndexWriter.generateContents(AbstractIndexWriter.java:91)
  [javadoc] 1 warning
  [javadoc] at com.sun.tools.doclets.formats.html.SingleIndexWriter.generateIndexFile(SingleIndexWriter.java:76)
  [javadoc] at com.sun.tools.doclets.formats.html.SingleIndexWriter.generate(SingleIndexWriter.java:52)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDoclet.generateOtherFiles(HtmlDoclet.java:103)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.AbstractDoclet.startGeneration(AbstractDoclet.java:122)
  [javadoc] at com.sun.tools.doclets.internal.toolkit.AbstractDoclet.start(AbstractDoclet.java:64)
  [javadoc] at com.sun.tools.doclets.formats.html.HtmlDoclet.start(HtmlDoclet.java:42)
  [javadoc] at com.sun.tools.doclets.standard.Standard.start(Standard.java:23)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  [javadoc] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  [javadoc] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  [javadoc] at java.lang.reflect.Method.invoke(Method.java:585)
  [javadoc] at com.sun.tools.javadoc.DocletInvoker.invoke(DocletInvoker.java:269)
  [javadoc] at com.sun.tools.javadoc.DocletInvoker.start(DocletInvoker.java:143)
  [javadoc] at com.sun.tools.javadoc.Start.parseAndExecute(Start.java:340)
  [javadoc] at com.sun.tools.javadoc.Start.begin(Start.java:128)
  [javadoc] at com.sun.tools.javadoc.Main.execute(Main.java:41)
  [javadoc] at com.sun.tools.javadoc.Main.main(Main.java:31)