// $ANTLR start "asAlias"
    // /Users/Steve/Projects/NHibernate/Branches/2.1.x/nhibernate/src/NHibernate/Hql/Ast/ANTLR/Hql.g:278:1: asAlias : ( AS )? alias ;
    public HqlParser.asAlias_return asAlias() // throws RecognitionException [1]
    {   
        HqlParser.asAlias_return retval = new HqlParser.asAlias_return();
        retval.Start = input.LT(1);

        IASTNode root_0 = null;

        IToken AS112 = null;
        HqlParser.alias_return alias113 = default(HqlParser.alias_return);


        IASTNode AS112_tree=null;

        try 
    	{
            // /Users/Steve/Projects/NHibernate/Branches/2.1.x/nhibernate/src/NHibernate/Hql/Ast/ANTLR/Hql.g:279:2: ( ( AS )? alias )
            // /Users/Steve/Projects/NHibernate/Branches/2.1.x/nhibernate/src/NHibernate/Hql/Ast/ANTLR/Hql.g:279:4: ( AS )? alias
            {
            	root_0 = (IASTNode)adaptor.GetNilNode();

            	// /Users/Steve/Projects/NHibernate/Branches/2.1.x/nhibernate/src/NHibernate/Hql/Ast/ANTLR/Hql.g:279:4: ( AS )?
            	int alt35 = 2;
            	int LA35_0 = input.LA(1);

            	if ( (LA35_0 == AS) )
            	{
            	    alt35 = 1;
            	}
            	switch (alt35) 
            	{
            	    case 1 :
            	        // /Users/Steve/Projects/NHibernate/Branches/2.1.x/nhibernate/src/NHibernate/Hql/Ast/ANTLR/Hql.g:279:5: AS
            	        {
            	        	AS112=(IToken)Match(input,AS,FOLLOW_AS_in_asAlias1492); 

            	        }
            	        break;

            	}

            	PushFollow(FOLLOW_alias_in_asAlias1497);
            	alias113 = alias();
            	state.followingStackPointer--;

            	adaptor.AddChild(root_0, alias113.Tree);

            }

            retval.Stop = input.LT(-1);

            	retval.Tree = (IASTNode)adaptor.RulePostProcessing(root_0);
            	adaptor.SetTokenBoundaries(retval.Tree, (IToken) retval.Start, (IToken) retval.Stop);
        }
        catch (RecognitionException re) 
    	{
            ReportError(re);
            Recover(input,re);
    	// Conversion of the second argument necessary, but harmless
    	retval.Tree = (IASTNode)adaptor.ErrorNode(input, (IToken) retval.Start, input.LT(-1), re);

        }
        finally 
    	{
        }
        return retval;
    }
    // $ANTLR start "asAlias"
    // Hql.g:284:1: asAlias : ( AS )? alias ;
    public HqlParser.asAlias_return asAlias() // throws RecognitionException [1]
    {   
        HqlParser.asAlias_return retval = new HqlParser.asAlias_return();
        retval.Start = input.LT(1);

        IASTNode root_0 = null;

        IToken AS116 = null;
        HqlParser.alias_return alias117 = default(HqlParser.alias_return);


        IASTNode AS116_tree=null;

        try 
    	{
            // Hql.g:285:2: ( ( AS )? alias )
            // Hql.g:285:4: ( AS )? alias
            {
            	root_0 = (IASTNode)adaptor.GetNilNode();

            	// Hql.g:285:4: ( AS )?
            	int alt38 = 2;
            	int LA38_0 = input.LA(1);

            	if ( (LA38_0 == AS) )
            	{
            	    alt38 = 1;
            	}
            	switch (alt38) 
            	{
            	    case 1 :
            	        // Hql.g:285:5: AS
            	        {
            	        	AS116=(IToken)Match(input,AS,FOLLOW_AS_in_asAlias1532); 

            	        }
            	        break;

            	}

            	PushFollow(FOLLOW_alias_in_asAlias1537);
            	alias117 = alias();
            	state.followingStackPointer--;

            	adaptor.AddChild(root_0, alias117.Tree);

            }

            retval.Stop = input.LT(-1);

            	retval.Tree = (IASTNode)adaptor.RulePostProcessing(root_0);
            	adaptor.SetTokenBoundaries(retval.Tree, (IToken) retval.Start, (IToken) retval.Stop);
        }
        catch (RecognitionException re) 
    	{
            ReportError(re);
            Recover(input,re);
    	// Conversion of the second argument necessary, but harmless
    	retval.Tree = (IASTNode)adaptor.ErrorNode(input, (IToken) retval.Start, input.LT(-1), re);

        }
        finally 
    	{
        }
        return retval;
    }