sourceEncoding honoured with pmd but not cpd
--------------------------------------------

                 Key: MPMD-58
                 URL: http://jira.codehaus.org/browse/MPMD-58
             Project: Maven 2.x PMD Plugin
          Issue Type: Bug
          Components: CPD
    Affects Versions: 2.2
         Environment: Linux,
LC_LANG=en
LC_ALL=POSIX

            Reporter: M. Rohrmoser


If the source (*.java) contains non-Ascii Characters, e.g. in field names, 
pmd:check works fine but pmd:cpd-check fails with the stacktrace

[INFO] Trace
org.apache.maven.lifecycle.LifecycleExecutionException: An error has occurred 
in CPD Report report generation.
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:559)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.forkProjectLifecycle(DefaultLifecycleExecutor.java:898)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.forkLifecycle(DefaultLifecycleExecutor.java:734)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:505)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:488)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:458)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:306)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:273)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:140)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:322)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:115)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:256)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        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)
Caused by: org.apache.maven.plugin.MojoExecutionException: An error has 
occurred in CPD Report report generation.
        at 
org.apache.maven.reporting.AbstractMavenReport.execute(AbstractMavenReport.java:79)
        at 
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:412)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:534)
        ... 19 more
Caused by: net.sourceforge.pmd.ast.TokenMgrError: Lexical error at line 32, 
column 33.  Encountered: "\ufffd" (65533), after : ""
        at 
net.sourceforge.pmd.ast.JavaParserTokenManager.getNextToken(JavaParserTokenManager.java:2037)
        at net.sourceforge.pmd.cpd.JavaTokenizer.tokenize(JavaTokenizer.java:69)
        at net.sourceforge.pmd.cpd.CPD.add(CPD.java:97)
        at net.sourceforge.pmd.cpd.CPD.add(CPD.java:50)
        at 
org.apache.maven.plugin.pmd.CpdReport.executeReport(CpdReport.java:102)
        at 
org.apache.maven.reporting.AbstractMavenReport.generate(AbstractMavenReport.java:98)
        at 
org.apache.maven.reporting.AbstractMavenReport.execute(AbstractMavenReport.java:73)
        ... 21 more

The pom is:
<project>
...
        <reporting>
                <plugins>
                        <plugin>
                                <groupId>org.apache.maven.plugins</groupId>
                                <artifactId>maven-pmd-plugin</artifactId>
                                <configuration>
                                        <verbose>true</verbose>
                                        <linkXref>true</linkXref>
                                        <sourceEncoding>utf-8</sourceEncoding>
                                        <minimumTokens>100</minimumTokens>
                                        <targetJdk>1.5</targetJdk>
                                        <excludes>
                                        </excludes>
                                </configuration>
                        </plugin>
                </plugins>
        </reporting>
...
</project>

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