001    package com.softwarementors.extjs.djn;
002    
003    import java.util.Collection;
004    
005    public class CollectionUtils {
006      private CollectionUtils() {
007        // Avoid instantiation
008      }
009      
010      public static <T> void removeAll( Collection<T> c, T... items ) {
011        assert c != null;
012        assert items != null;
013        
014        for( T item : items ) {
015          c.remove(item);
016        }
017      }
018      
019    }