Generating Javadoc
  Javadoc execution
  Loading source files for package org.apache.portals.bridges.php...
  Constructing Javadoc information...
  Standard Doclet version 1.5.0_11
  Building tree for all the packages and classes...
  src/java/org/apache/portals/bridges/php/PHPApplicationPortlet.java:56: warning - Tag @link: reference not found: PHPServletContextProvider
  src/java/org/apache/portals/bridges/php/PHPApplicationPortlet.java:56: warning - Tag @link: reference not found: PHPServletContextProvider
  Generating target/docs/apidocs/constant-values.html...
  Copying file /home/ate/.maven/cache/maven-javadoc-plugin-1.7/plugin-resources/stylesheet.css to file target/docs/apidocs/stylesheet.css...
  Building index for all the packages and classes...
  src/java/org/apache/portals/bridges/php/PHPApplicationPortlet.java:56: warning - Tag @link: reference not found: PHPServletContextProvider
  Building index for all classes...
  Generating target/docs/apidocs/help-doc.html...
  3 warnings