Generating Javadoc
  Javadoc execution
  Loading source files for package net.sf.maventaglib...
  Loading source files for package net.sf.maventaglib.checker...
  Constructing Javadoc information...
  javadoc: warning - Multiple sources of package comments found for package "org"
  javadoc: warning - Multiple sources of package comments found for package "org.apache"
  javadoc: warning - Multiple sources of package comments found for package "org.apache.commons"
  Standard Doclet version 1.5.0
  Building tree for all the packages and classes...
  Generating target\docs\apidocs\constant-values.html...
  Copying file C:\repository\cache\maven-javadoc-plugin-1.8-SNAPSHOT\plugin-resources\stylesheet.css to file target\docs\apidocs\stylesheet.css...
  Building index for all the packages and classes...
  Building index for all classes...
  Generating target\docs\apidocs\help-doc.html...
  3 warnings