Bug 98472 New project wizard: second page remove from class path should ask for removal of folder when linked
RC1 - create a new project - switch to the second page - link in additional source observe: there is no way to unlink the addtional source We should offer to unlink the folder when the folder is removed from the build path again.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/newsourcepage/ClasspathModifierQueries.java
* 
         * @return the new inclusion filters
         */
        public IPath[] getInclusionPattern();
        
        /**
         * Can only be called after <code>
         * doQuery</code> has been executed and
         * has returned <code>true</code>
         *
         * @return the new exclusion filters
         */
        public IPath[] getExclusionPattern();
    }
    /**
     * Query to get information about the output location that should be used for a 
     * given element.
     */
    public static interface IOutputLocationQuery {
        /**
         * Query to get information about the output
         * location that should be used for a 
         * given element.
         * 
         * @param element the element to get
         * an output location for
         * @return <code>true</code> if the output
         * location has changed, <code>false</code>
         * otherwise.
         */