001    package railo.runtime.engine;
002    
003    import java.io.IOException;
004    
005    import railo.runtime.PageContext;
006    
007    public interface ThreadQueue {
008            
009            
010            public void enter(PageContext pc) throws IOException;
011            
012            public void exit(PageContext pc);
013            
014            public void clear();
015            
016            public int size();      
017    }