Generating Javadoc
  Javadoc execution
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  Loading source files for package net.wangs.xtype.core...
  Constructing Javadoc information...
  Standard Doclet version 1.4.2_06
  Generating target/docs/apidocs/constant-values.html...
  Copying file /home/chrkoe/.maven/cache/maven-javadoc-plugin-1.7/plugin-resources/stylesheet.css to file target/docs/apidocs/stylesheet.css...
  Building tree for all the packages and classes...
  Building index for all the packages and classes...
  Building index for all classes...