emove</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/util/Set.html?is-external=true#removeAll(java.util.Collection)" title="class or interface in java.util">removeAll</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/util/Set.html?is-external=true#retainAll(java.util.Collection)" title="class or interface in java.util">retainAll</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/util/Set.html?is-external=true#size()" title="class or interface in java.u