Qdox fails to parse enums inside class
--------------------------------------

                 Key: QDOX-153
                 URL: http://jira.codehaus.org/browse/QDOX-153
             Project: QDox
          Issue Type: Bug
          Components: Parser
    Affects Versions: 1.9
            Reporter: Leonardo Uribe


This bug is related to QDOX-144. 

The stack trace is this:

[ERROR] FATAL ERROR
[INFO] ------------------------------------------------------------------------
[INFO] syntax error @[57,54] in file:/C:/GSOC/workspace/myfaces/current12-1/core
/impl/src/main/java/org/apache/myfaces/el/unified/resolver/FacesCompositeELResol
ver.java
[INFO] ------------------------------------------------------------------------
[INFO] Trace
com.thoughtworks.qdox.parser.ParseException: syntax error @[57,54] in file:/C:/G
SOC/workspace/myfaces/current12-1/core/impl/src/main/java/org/apache/myfaces/el/
unified/resolver/FacesCompositeELResolver.java
        at com.thoughtworks.qdox.parser.impl.Parser.yyerror(Parser.java:987)
        at com.thoughtworks.qdox.parser.impl.Parser.yyparse(Parser.java:1293)
        at com.thoughtworks.qdox.parser.impl.Parser.parse(Parser.java:968)
        at com.thoughtworks.qdox.JavaDocBuilder.addSource(JavaDocBuilder.java:31
7)
        at com.thoughtworks.qdox.JavaDocBuilder.addSource(JavaDocBuilder.java:34
9)
        at com.thoughtworks.qdox.JavaDocBuilder.addSource(JavaDocBuilder.java:34
5)
        at com.thoughtworks.qdox.JavaDocBuilder$2.visitFile(JavaDocBuilder.java:
435)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:43)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.walk(Directory
Scanner.java:34)
        at com.thoughtworks.qdox.directorywalker.DirectoryScanner.scan(Directory
Scanner.java:52)
        at com.thoughtworks.qdox.JavaDocBuilder.addSourceTree(JavaDocBuilder.jav
a:432)
        at com.thoughtworks.qdox.JavaDocBuilder.addSourceTree(JavaDocBuilder.jav
a:421)
        at org.apache.myfaces.buildtools.maven2.plugin.builder.qdox.QdoxModelBui
lder.buildModel(QdoxModelBuilder.java:323)
        at org.apache.myfaces.buildtools.maven2.plugin.builder.qdox.QdoxModelBui
lder.buildModel(QdoxModelBuilder.java:135)
        at org.apache.myfaces.buildtools.maven2.plugin.builder.BuildMetaDataMojo
.buildModel(BuildMetaDataMojo.java:386)
        at org.apache.myfaces.buildtools.maven2.plugin.builder.BuildMetaDataMojo
.execute(BuildMetaDataMojo.java:290)
        at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPlugi
nManager.java:451)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa
ultLifecycleExecutor.java:558)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLi
fecycle(DefaultLifecycleExecutor.java:499)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(Defau
ltLifecycleExecutor.java:478)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHan
dleFailures(DefaultLifecycleExecutor.java:330)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegmen
ts(DefaultLifecycleExecutor.java:291)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLi
fecycleExecutor.java:142)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:336)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:287)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
        at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
        at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)

        at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 34 seconds
[INFO] Finished at: Fri Mar 06 19:06:01 COT 2009
[INFO] Final Memory: 41M/254M
[INFO] ------------------------------------------------------------------------

The file looks like this (just the important parts are included):

package org.apache.myfaces.el.unified.resolver;

public final class FacesCompositeELResolver extends 
org.apache.myfaces.el.CompositeELResolver
{
    private final Scope _scope;

    public enum Scope
    {
        Faces, JSP
    }

    public FacesCompositeELResolver(final Scope scope)
    {
        if (scope == null)
        {
            throw new IllegalArgumentException("scope must not be one of " + 
Arrays.toString(Scope.values()));
        }
        _scope = scope;
    }

........

Inner enums used inside the class fails. But this code:


public final class FacesCompositeELResolver extends 
org.apache.myfaces.el.CompositeELResolver
{
    private final Scope _scope;

    public enum Scope
    {
      {   Faces, JSP  }
    }

Works correctly. It seems to be something wrong with the parser. 


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