001 package railo.runtime.sql.exp.value; 002 003 import railo.runtime.sql.exp.Literal; 004 005 006 public class ValueNull extends ValueSupport implements Literal { 007 008 public static final ValueNull NULL = new ValueNull(); 009 010 //private boolean value; 011 012 private ValueNull() { 013 super("NULL"); 014 } 015 016 @Override 017 public String toString(boolean noAlias) { 018 if(noAlias || getIndex()==0)return getString(); 019 return getString()+" as "+getAlias(); 020 } 021 022 public Object getValue() { 023 return null; 024 } 025 }