Description
MetaPattern.PERCENT matches an empty string. The implementation of the public constant
org.apache.wicket.util.parse.metapattern.MetaPattern.PERCENT
http://svn.apache.org/viewvc/wicket/releases/wicket-1.4-rc2/wicket/src/main/java/org/apache/wicket/util/parse/metapattern/MetaPattern.java?view=markup
is
/** Constant for percent. */
public static final MetaPattern PERCENT = new MetaPattern("");