Alix Lourme created MPMD-204:
--------------------------------
Summary: CPD report : Required class was missing :
org/w3c/dom/ElementTraversal
Key: MPMD-204
URL: https://jira.codehaus.org/browse/MPMD-204
Project: Maven PMD Plugin
Issue Type: Bug
Components: CPD
Affects Versions: 3.4, 3.3
Environment: Maven 3.2.3
Reporter: Alix Lourme
Hi,
Since _maven-pmd-plugin_ v3.3, on a simple pom :
{code:xml}
<?xml version="1.0" encoding="UTF-8"?>
<project...>
<modelVersion>4.0.0</modelVersion>
<groupId>test</groupId>
<artifactId>test</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>jar</packaging>
<reporting>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-pmd-plugin</artifactId>
<version>3.4</version>
</plugin>
</plugins>
</reporting>
</project>
{code}
Command _mvn site_ gives :
{quote}
Caused by: org.apache.maven.plugin.PluginContainerException: A required class
was missing while executing
org.apache.maven.plugins:maven-site-plugin:3.3:site:
org/w3c/dom/ElementTraversal
{quote}
Stack :
{code}
Caused by: java.lang.NoClassDefFoundError: org/w3c/dom/ElementTraversal
at java.lang.ClassLoader.defineClass1(Native Method)
[...]
at
org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:227)
at org.apache.xerces.jaxp.DocumentBuilderImpl.newDocument(Unknown
Source)
at
net.sourceforge.pmd.cpd.XMLRenderer.createDocument(XMLRenderer.java:50)
at net.sourceforge.pmd.cpd.XMLRenderer.render(XMLRenderer.java:73)
at
org.apache.maven.plugin.pmd.CpdReport.writeNonHtml(CpdReport.java:301)
at org.apache.maven.plugin.pmd.CpdReport.executeCpd(CpdReport.java:260)
at
org.apache.maven.plugin.pmd.CpdReport.executeCpdWithClassloader(CpdReport.java:195)
at
org.apache.maven.plugin.pmd.CpdReport.canGenerateReport(CpdReport.java:170)
[...]
at org.apache.maven.plugins.site.SiteMojo.execute(SiteMojo.java:121)
[...]
Caused by: java.lang.ClassNotFoundException: org.w3c.dom.ElementTraversal
at
org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50)
[...]
at
org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:227)
[...]
{code}
----
Adding this override fix the problem, but could introduce some impacts on other
report plugins :
{code:xml}
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-site-plugin</artifactId>
<version>3.4</version>
<dependencies>
<dependency>
<groupId>xml-apis</groupId>
<artifactId>xml-apis</artifactId>
<version>1.4.01</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</pluginManagement>
</build>
{code}
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