[Adapdev-commits] Adapdev/src/Adapdev.NVelocity/Runtime/Parser/Node ASTAddNode.cs,1.4,1.5 ASTAndNode

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Update of /cvsroot/adapdev/Adapdev/src/Adapdev.NVelocity/Runtime/Parser/Node
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv909/src/Adapdev.NVelocity/Runtime/Parser/Node

Added Files:
	ASTAddNode.cs ASTAndNode.cs ASTAssignment.cs ASTBlock.cs 
	ASTComment.cs ASTDirective.cs ASTDivNode.cs ASTEQNode.cs 
	ASTElseIfStatement.cs ASTElseStatement.cs ASTEscape.cs 
	ASTEscapedDirective.cs ASTExpression.cs ASTFalse.cs 
	ASTGENode.cs ASTGTNode.cs ASTIdentifier.cs ASTIfStatement.cs 
	ASTIncludeStatement.cs ASTIntegerRange.cs ASTLENode.cs 
	ASTLTNode.cs ASTMethod.cs ASTModNode.cs ASTMulNode.cs 
	ASTNENode.cs ASTNotNode.cs ASTNumberLiteral.cs 
	ASTObjectArray.cs ASTOrNode.cs ASTParameters.cs 
	ASTReference.cs ASTSetDirective.cs ASTStringLiteral.cs 
	ASTSubtractNode.cs ASTText.cs ASTTrue.cs ASTVariable.cs 
	ASTWord.cs ASTprocess.cs AbstractExecutor.cs 
	BooleanPropertyExecutor.cs GetExecutor.cs INode.cs 
	NodeUtils.cs ParserVisitor.cs PropertyExecutor.cs 
	SimpleNode.cs 
Log Message:


--- NEW FILE: ASTTrue.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using NVelocity.Context;

	public class ASTTrue : SimpleNode
	{
		//UPGRADE_NOTE: Field value was renamed. 'ms-help://MS.VSCC/commoner/redir/redirect.htm?keyword="jlca1029"'
		private static Boolean value_Renamed_Field = true;

		public ASTTrue(int id) : base(id)
		{
		}

		public ASTTrue(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override bool evaluate(InternalContextAdapter context)
		{
			return true;
		}

		public override Object value_Renamed(InternalContextAdapter context)
		{
			return value_Renamed_Field;
		}
	}
}
--- NEW FILE: ASTObjectArray.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/* Generated By:JJTree: Do not edit this line. ASTObjectArray.java */
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using System.Collections;
	using NVelocity.Context;

	public class ASTObjectArray : SimpleNode
	{
		public ASTObjectArray(int id) : base(id)
		{
		}

		public ASTObjectArray(Parser p, int id) : base(p, id)
		{
		}


		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override Object value_Renamed(InternalContextAdapter context)
		{
			int size = jjtGetNumChildren();

			ArrayList objectArray = new ArrayList();

			for (int i = 0; i < size; i++)
			{
				objectArray.Add(jjtGetChild(i).value_Renamed(context));
			}

			return objectArray;
		}
	}
}
--- NEW FILE: ASTGENode.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using NVelocity.Context;

	public class ASTGENode : SimpleNode
	{
		public ASTGENode(int id) : base(id)
		{
		}

		public ASTGENode(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override bool evaluate(InternalContextAdapter context)
		{
			/*
			*  get the two args
			*/

			Object left = jjtGetChild(0).value_Renamed(context);
			Object right = jjtGetChild(1).value_Renamed(context);

			/*
			*  if either is null, lets log and bail
			*/

			if (left == null || right == null)
			{
				rsvc.error((left == null ? "Left" : "Right") + " side (" + jjtGetChild((left == null ? 0 : 1)).literal() + ") of '>=' operation has null value." + " Operation not possible. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");
				return false;
			}

			/*
			*  if not an Integer, not much we can do either
			*/

			if (!(left is Int32) || !(right is Int32))
			{
				rsvc.error((!(left is Int32) ? "Left" : "Right") + " side of '>=' operation is not a valid type. " + " It is a " + (!(left is Int32) ? left.GetType() : right.GetType()) + ". Currently only integers (1,2,3...) and Integer type is supported. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");

				return false;
			}

			return ((Int32) left) >= ((Int32) right);

		}
	}
}
--- NEW FILE: ASTGTNode.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using NVelocity.Context;

	public class ASTGTNode : SimpleNode
	{
		public ASTGTNode(int id) : base(id)
		{
		}

		public ASTGTNode(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override bool evaluate(InternalContextAdapter context)
		{
			/*
			*  get the two args
			*/

			Object left = jjtGetChild(0).value_Renamed(context);
			Object right = jjtGetChild(1).value_Renamed(context);

			/*
			*  if either is null, lets log and bail
			*/

			if (left == null || right == null)
			{
				rsvc.error((left == null ? "Left" : "Right") + " side (" + jjtGetChild((left == null ? 0 : 1)).literal() + ") of '>' operation has null value." + " Operation not possible. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");
				return false;
			}

			/*
			*  if not an Integer, not much we can do either
			*/

			if (!(left is Int32) || !(right is Int32))
			{
				rsvc.error((!(left is Int32) ? "Left" : "Right") + " side of '>' operation is not a valid type. " + " It is a " + (!(left is Int32) ? left.GetType() : right.GetType()) + ". Currently only integers (1,2,3...) and Integer type is supported. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");

				return false;
			}

			return ((Int32) left) > ((Int32) right);
		}
	}
}
--- NEW FILE: AbstractExecutor.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	using System;
	using System.Reflection;
	using NVelocity.Context;

	/// <summary> Abstract class that is used to execute an arbitrary
	/// method that is in introspected. This is the superclass
	/// for the GetExecutor and PropertyExecutor.
	/// </summary>
	public abstract class AbstractExecutor
	{
		protected internal RuntimeServices rsvc = null;

		/// <summary> Method to be executed.
		/// </summary>
		protected internal MethodInfo method = null;

		protected internal PropertyInfo property = null;

		/// <summary> Execute method against context.
		/// </summary>
		public abstract Object execute(Object o, InternalContextAdapter context);

		/// <summary> Tell whether the executor is alive by looking
		/// at the value of the method.
		/// </summary>
		public virtual bool isAlive()
		{
			return (method != null || property != null);
		}
	}
}
--- NEW FILE: ASTAndNode.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/* Generated By:JJTree: Do not edit this line. ASTAndNode.java */
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using NVelocity.Context;

	/// <summary> Please look at the Parser.jjt file which is
	/// what controls the generation of this class.
	/// *
	/// </summary>
	/// <author> <a href="mailto:jv...@ap...">Jason van Zyl</a>
	/// </author>
	/// <author> <a href="mailto:ge...@op...">Geir Magnusson Jr.</a>
	/// </author>
	/// <version> $Id: ASTAndNode.cs,v 1.5 2005/11/16 07:01:51 intesar66 Exp $ 
	/// 
	/// </version>
	public class ASTAndNode : SimpleNode
	{
		public ASTAndNode(int id) : base(id)
		{
		}

		public ASTAndNode(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		/// <summary>  Returns the value of the expression.
		/// Since the value of the expression is simply the boolean
		/// result of evaluate(), lets return that.
		/// </summary>
		public override Object value_Renamed(InternalContextAdapter context)
		{
			return evaluate(context);
		}

		/// <summary> logical and : 
		/// null && right = false
		/// left && null = false
		/// null && null = false
		/// </summary>
		public override bool evaluate(InternalContextAdapter context)
		{
			INode left = jjtGetChild(0);
			INode right = jjtGetChild(1);

			/*
			*  if either is null, lets log and bail
			*/

			if (left == null || right == null)
			{
				rsvc.error((left == null ? "Left" : "Right") + " side of '&&' operation is null." + " Operation not possible. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");
				return false;
			}

			/*
			*  short circuit the test.  Don't eval the RHS if the LHS is false
			*/

			if (left.evaluate(context))
			{
				if (right.evaluate(context))
				{
					return true;
				}
			}

			return false;
		}
	}
}
--- NEW FILE: ASTEscapedDirective.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using System.IO;
	using NVelocity.Context;

	/// <summary> This class is responsible for handling EscapedDirectives
	/// in VTL.
	/// 
	/// Please look at the Parser.jjt file which is
	/// what controls the generation of this class.
	/// *
	/// </summary>
	/// <author> <a href="mailto:ge...@op...">Geir Magnusson Jr.</a>
	/// </author>
	/// <version> $Id: ASTEscapedDirective.cs,v 1.5 2005/11/16 07:01:51 intesar66 Exp $ 
	/// 
	/// </version>
	public class ASTEscapedDirective : SimpleNode
	{
		public ASTEscapedDirective(int id) : base(id)
		{
		}

		public ASTEscapedDirective(Parser p, int id) : base(p, id)
		{
		}


		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override bool render(InternalContextAdapter context, TextWriter writer)
		{
			writer.Write(FirstToken.image);
			return true;
		}
	}
}
--- NEW FILE: ASTMulNode.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/* Generated By:JJTree: Do not edit this line. ASTMulNode.java */
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using NVelocity.Context;

	/// <summary> Handles integer multiplication
	/// *
	/// Please look at the Parser.jjt file which is
	/// what controls the generation of this class.
	/// *
	/// </summary>
	/// <author> <a href="mailto:jv...@ap...">Jason van Zyl</a>
	/// </author>
	/// <author> <a href="mailto:ge...@op...">Geir Magnusson Jr.</a>
	/// </author>
	/// <version> $Id: ASTMulNode.cs,v 1.5 2005/11/16 07:01:51 intesar66 Exp $ 
	/// </version>
	public class ASTMulNode : SimpleNode
	{
		public ASTMulNode(int id) : base(id)
		{
		}

		public ASTMulNode(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		/// <summary>  computes the product of the two args.  Returns null if either arg is null
		/// or if either arg is not an integer
		/// </summary>
		public override Object value_Renamed(InternalContextAdapter context)
		{
			/*
			*  get the two args
			*/

			Object left = jjtGetChild(0).value_Renamed(context);
			Object right = jjtGetChild(1).value_Renamed(context);

			/*
			*  if either is null, lets log and bail
			*/

			if (left == null || right == null)
			{
				rsvc.error((left == null ? "Left" : "Right") + " side (" + jjtGetChild((left == null ? 0 : 1)).literal() + ") of multiplication operation has null value." + " Operation not possible. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");
				return null;
			}

			/*
			*  if not an Integer, not much we can do either
			*/

			if (!(left is Int32) || !(right is Int32))
			{
				rsvc.error((!(left is Int32) ? "Left" : "Right") + " side of multiplication operation is not a valid type. " + "Currently only integers (1,2,3...) and Integer type is supported. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");

				return null;
			}

			return ((Int32) left)*((Int32) right);
		}
	}
}
--- NEW FILE: NodeUtils.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using System.Text;
	using Context = Context.IContext;

	/// <summary> Utilities for dealing with the AST node structure.
	/// *
	/// </summary>
	/// <author> <a href="mailto:jv...@ap...">Jason van Zyl</a>
	/// </author>
	/// <author> <a href="mailto:ge...@op...">Geir Magnusson Jr.</a>
	/// </author>
	/// <version> $Id: NodeUtils.cs,v 1.5 2005/11/16 07:01:51 intesar66 Exp $
	/// 
	/// </version>
	public class NodeUtils
	{
		/// <summary> Collect all the <SPECIAL_TOKEN>s that
		/// are carried along with a token. Special
		/// tokens do not participate in parsing but
		/// can still trigger certain lexical actions.
		/// In some cases you may want to retrieve these
		/// special tokens, this is simply a way to
		/// extract them.
		/// </summary>
		public static String specialText(Token t)
		{
			String specialText = "";

			if (t.specialToken == null || t.specialToken.image.StartsWith("##"))
				return specialText;

			Token tmp_t = t.specialToken;

			while (tmp_t.specialToken != null)
			{
				tmp_t = tmp_t.specialToken;
			}

			while (tmp_t != null)
			{
				String st = tmp_t.image;

				StringBuilder sb = new StringBuilder();

				for (int i = 0; i < st.Length; i++)
				{
					char c = st[i];

					if (c == '#' || c == '$')
					{
						sb.Append(c);
					}

					/*
					*  more dreaded MORE hack :)
					* 
					*  looking for ("\\")*"$" sequences
					*/

					if (c == '\\')
					{
						bool ok = true;
						bool term = false;

						int j = i;
						for (ok = true; ok && j < st.Length; j++)
						{
							char cc = st[j];

							if (cc == '\\')
							{
								/*
								*  if we see a \, keep going
								*/
								continue;
							}
							else if (cc == '$')
							{
								/*
								*  a $ ends it correctly
								*/
								term = true;
								ok = false;
							}
							else
							{
								/*
								*  nah...
								*/
								ok = false;
							}
						}

						if (term)
						{
							String foo = st.Substring(i, (j) - (i));
							sb.Append(foo);
							i = j;
						}
					}
				}

				specialText += sb.ToString();

				tmp_t = tmp_t.next;
			}

			return specialText;
		}

		/// <summary>  complete node literal
		/// *
		/// </summary>
		public static String tokenLiteral(Token t)
		{
			return specialText(t) + t.image;
		}

		/// <summary> Utility method to interpolate context variables
		/// into string literals. So that the following will
		/// work:
		/// *
		/// #set $name = "candy"
		/// $image.getURI("${name}.jpg")
		/// *
		/// And the string literal argument will
		/// be transformed into "candy.jpg" before
		/// the method is executed.
		/// </summary>
		public static String interpolate(String argStr, Context vars)
		{
			StringBuilder argBuf = new StringBuilder();

			for (int cIdx = 0; cIdx < argStr.Length; )
			{
				char ch = argStr[cIdx];

				switch (ch)
				{
					case '$':
						StringBuilder nameBuf = new StringBuilder();
						for (++cIdx; cIdx < argStr.Length; ++cIdx)
						{
							ch = argStr[cIdx];
							if (ch == '_' || ch == '-' || Char.IsLetterOrDigit(ch))
								nameBuf.Append(ch);
							else if (ch == '{' || ch == '}')
								continue;
							else
								break;
						}

						if (nameBuf.Length > 0)
						{
							Object value_Renamed = vars.Get(nameBuf.ToString());

							if (value_Renamed == null)
								argBuf.Append("$").Append(nameBuf.ToString());
							else
							{
								//UPGRADE_TODO: The equivalent in .NET for method 'java.Object.toString' may return a different value. 'ms-help://MS.VSCC/commoner/redir/redirect.htm?keyword="jlca1043"'
								argBuf.Append(value_Renamed.ToString());
							}
						}
						break;


					default:
						argBuf.Append(ch);
						++cIdx;
						break;

				}
			}

			return argBuf.ToString();
		}
	}
}
--- NEW FILE: ASTWord.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;

	public class ASTWord : SimpleNode
	{
		public ASTWord(int id) : base(id)
		{
		}

		public ASTWord(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}
	}
}
--- NEW FILE: ASTStringLiteral.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using System.IO;
	using NVelocity.Context;

	/// <summary> ASTStringLiteral support.  Will interpolate!
	/// *
	/// </summary>
	/// <author> <a href="mailto:ge...@op...">Geir Magnusson Jr.</a>
	/// </author>
	/// <author> <a href="mailto:jv...@ap...">Jason van Zyl</a>
	/// </author>
	/// <version> $Id: ASTStringLiteral.cs,v 1.5 2005/11/16 07:01:51 intesar66 Exp $
	/// 
	/// </version>
	public class ASTStringLiteral : SimpleNode
	{
		/* cache the value of the interpolation switch */
		private bool interpolate = true;
		private SimpleNode nodeTree = null;
		private String image = "";
		private String interpolateimage = "";

		public ASTStringLiteral(int id) : base(id)
		{
		}

		public ASTStringLiteral(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>  init : we don't have to do much.  Init the tree (there 
		/// shouldn't be one) and then see if interpolation is turned on.
		/// </summary>
		public override Object init(InternalContextAdapter context, Object data)
		{
			/*
			*  simple habit...  we prollie don't have an AST beneath us
			*/

			base.init(context, data);

			/*
			*  the stringlit is set at template parse time, so we can 
			*  do this here for now.  if things change and we can somehow 
			* create stringlits at runtime, this must
			*  move to the runtime execution path
			*
			*  so, only if interpolation is turned on AND it starts 
			*  with a " AND it has a  directive or reference, then we 
			*  can  interpolate.  Otherwise, don't bother.
			*/

			interpolate = rsvc.getBoolean(RuntimeConstants_Fields.INTERPOLATE_STRINGLITERALS, true) && FirstToken.image.StartsWith("\"") && ((FirstToken.image.IndexOf((Char) '$') != - 1) || (FirstToken.image.IndexOf((Char) '#') != - 1));

			/*
			*  get the contents of the string, minus the '/" at each end
			*/

			image = FirstToken.image.Substring(1, (FirstToken.image.Length - 1) - (1));

			/*
			* tack a space on the end (dreaded <MORE> kludge)
			*/

			interpolateimage = image + " ";

			if (interpolate)
			{
				/*
				*  now parse and init the nodeTree
				*/
				//UPGRADE_ISSUE: The equivalent of constructor 'java.io.BufferedReader.BufferedReader' is incompatible with the expected type in C#. 'ms-help://MS.VSCC/commoner/redir/redirect.htm?keyword="jlca1109"'
				TextReader br = new StringReader(interpolateimage);

				/*
				* it's possible to not have an initialization context - or we don't
				* want to trust the caller - so have a fallback value if so
				*
				*  Also, do *not* dump the VM namespace for this template
				*/

				nodeTree = rsvc.parse(br, (context != null) ? context.CurrentTemplateName : "StringLiteral", false);

				/*
				*  init with context. It won't modify anything
				*/

				nodeTree.init(context, rsvc);
			}

			return data;
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		/// <summary>  renders the value of the string literal
		/// If the properties allow, and the string literal contains a $ or a #
		/// the literal is rendered against the context
		/// Otherwise, the stringlit is returned.
		/// </summary>
		public override Object value_Renamed(InternalContextAdapter context)
		{
			if (interpolate)
			{
				try
				{
					/*
					*  now render against the real context
					*/

					TextWriter writer = new StringWriter();
					nodeTree.render(context, writer);

					/*
					* and return the result as a String
					*/

					String ret = writer.ToString();

					/*
					*  remove the space from the end (dreaded <MORE> kludge)
					*/

					return ret.Substring(0, (ret.Length - 1) - (0));
				}
				catch (Exception e)
				{
					/* 
					*  eh.  If anything wrong, just punt 
					*  and output the literal 
					*/
					rsvc.error("Error in interpolating string literal : " + e);
				}
			}

			/*
			*  ok, either not allowed to interpolate, there wasn't 
			*  a ref or directive, or we failed, so
			*  just output the literal
			*/

			return image;
		}
	}
}
--- NEW FILE: ASTNENode.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	/*
	* The Apache Software License, Version 1.1
	*
	* Copyright (c) 2000-2001 The Apache Software Foundation.  All rights
	* reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	*    notice, this list of conditions and the following disclaimer.
	*
	* 2. Redistributions in binary form must reproduce the above copyright
	*    notice, this list of conditions and the following disclaimer in
	*    the documentation and/or other materials provided with the
	*    distribution.
	*
	* 3. The end-user documentation included with the redistribution, if
	*    any, must include the following acknowlegement:
	*       "This product includes software developed by the
	*        Apache Software Foundation (http://www.apache.org/)."
	*    Alternately, this acknowlegement may appear in the software itself,
	*    if and wherever such third-party acknowlegements normally appear.
	*
	* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
	*    Foundation" must not be used to endorse or promote products derived
	*    from this software without prior written permission. For written
	*    permission, please contact ap...@ap....
	*
	* 5. Products derived from this software may not be called "Apache"
	*    nor may "Apache" appear in their names without prior written
	*    permission of the Apache Group.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	* ====================================================================
	*
	* This software consists of voluntary contributions made by many
	* individuals on behalf of the Apache Software Foundation.  For more
	* information on the Apache Software Foundation, please see
	* <http://www.apache.org/>.
	*/
	using System;
	using NVelocity.Context;

	public class ASTNENode : SimpleNode
	{
		public ASTNENode(int id) : base(id)
		{
		}

		public ASTNENode(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor. *
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override bool evaluate(InternalContextAdapter context)
		{
			Object left = jjtGetChild(0).value_Renamed(context);
			Object right = jjtGetChild(1).value_Renamed(context);

			/*
			*  null check
			*/

			if (left == null || right == null)
			{
				rsvc.error((left == null ? "Left" : "Right") + " side (" + jjtGetChild((left == null ? 0 : 1)).literal() + ") of '!=' operation has null value." + " Operation not possible. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");
				return false;

			}


			/*
			*  check to see if they are the same class.  I don't think this is slower
			*  as I don't think that getClass() results in object creation, and we can
			*  extend == to handle all classes
			*/

			if (left.GetType().Equals(right.GetType()))
			{
				return !(left.Equals(right));
			}
			else
			{
				rsvc.error("Error in evaluation of != expression." + " Both arguments must be of the same Class." + " Currently left = " + left.GetType() + ", right = " + right.GetType() + ". " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "] (ASTEQNode)");

				return false;
			}
		}
	}
}
--- NEW FILE: ASTReference.cs ---
namespace NVelocity.Runtime.Parser.Node
{
	using System;
	using System.Collections;
	using System.IO;
	using System.Reflection;
	using System.Text;
	using NVelocity.App.Events;
	using NVelocity.Context;
	using NVelocity.Exception;
	using NVelocity.Runtime.Exception;

	/// <summary>
	/// This class is responsible for handling the references in
	/// VTL ($foo).
	/// 
	/// Please look at the Parser.jjt file which is
	/// what controls the generation of this class.
	/// </summary>
	/// <author> <a href="mailto:jv...@ap...">Jason van Zyl</a></author>
	/// <author> <a href="mailto:ge...@op...">Geir Magnusson Jr.</a></author>
	/// <author> <a href="mailto:Chr...@dl...">Christoph Reck</a></author>
	/// <author> <a href="mailto:kjo...@tr...>Kent Johnson</a></author>
	/// <version> $Id: ASTReference.cs,v 1.5 2005/11/16 07:01:51 intesar66 Exp $ </version>
	public class ASTReference : SimpleNode
	{
		public virtual String RootString
		{
			get { return rootString; }
		}

		private String Root
		{
			get
			{
				Token t = FirstToken;

				/*
		*  we have a special case where something like 
		*  $(\\)*!, where the user want's to see something
		*  like $!blargh in the output, but the ! prevents it from showing.
		*  I think that at this point, this isn't a reference.
		*/

				/* so, see if we have "\\!" */

				int slashbang = t.image.IndexOf("\\!");

				if (slashbang != - 1)
				{
					/*
		    *  lets do all the work here.  I would argue that if this occurrs, it's 
		    *  not a reference at all, so preceeding \ characters in front of the $
		    *  are just schmoo.  So we just do the escape processing trick (even | odd)
		    *  and move on.  This kind of breaks the rule pattern of $ and # but '!' really
		    *  tosses a wrench into things.
		    */

					/* 
		    *  count the escapes : even # -> not escaped, odd -> escaped
		    */

					int i = 0;
					int len = t.image.Length;

					i = t.image.IndexOf((Char) '$');

					if (i == - 1)
					{
						/* yikes! */
						rsvc.error("ASTReference.getRoot() : internal error : no $ found for slashbang.");
						computableReference = false;
						nullString = t.image;
						return nullString;
					}

					while (i < len && t.image[i] != '\\')
					{
						i++;
					}

					/*  ok, i is the first \ char */

					int start = i;
					int count = 0;

					while (i < len && t.image[i++] == '\\')
					{
						count++;
					}

					/*
		    *  now construct the output string.  We really don't care about leading 
		    *  slashes as this is not a reference.  It's quasi-schmoo
		    */

					nullString = t.image.Substring(0, (start) - (0)); // prefix up to the first 
					nullString += t.image.Substring(start, (start + count - 1) - (start)); // get the slashes
					nullString += t.image.Substring(start + count); // and the rest, including the 

					/*
		    *  this isn't a valid reference, so lets short circuit the value and set calcs
		    */

					computableReference = false;

					return nullString;
				}

				/*
		*  we need to see if this reference is escaped.  if so
		*  we will clean off the leading \'s and let the 
		*  regular behavior determine if we should output this
		*  as \$foo or $foo later on in render(). Lazyness..
		*/

				escaped = false;

				if (t.image.StartsWith("\\"))
				{
					/* 
		    *  count the escapes : even # -> not escaped, odd -> escaped
		    */

					int i = 0;
					int len = t.image.Length;

					while (i < len && t.image[i] == '\\')
					{
						i++;
					}


					if ((i%2) != 0)
						escaped = true;

					if (i > 0)
						escPrefix = t.image.Substring(0, (i/2) - (0));

					t.image = t.image.Substring(i);
				}

				/*
		*  Look for preceeding stuff like '#' and '$'
		*  and snip it off, except for the
		*  last $
		*/

				int loc1 = t.image.LastIndexOf((Char) '$');

				/*
		*  if we have extra stuff, loc > 0
		*  ex. '#$foo' so attach that to 
		*  the prefix.
		*/
				if (loc1 > 0)
				{
					morePrefix = morePrefix + t.image.Substring(0, (loc1) - (0));
					t.image = t.image.Substring(loc1);
				}

				/*
		*  Now it should be clean. Get the literal in case this reference 
		*  isn't backed by the context at runtime, and then figure out what
		*  we are working with.
		*/

				nullString = literal();

				if (t.image.StartsWith("$!"))
				{
					referenceType = QUIET_REFERENCE;

					/*
		    *  only if we aren't escaped do we want to null the output
		    */

					if (!escaped)
						nullString = "";

					if (t.image.StartsWith("$!{"))
					{
						/*
			*  ex : $!{provider.Title} 
			*/

						return t.next.image;
					}
					else
					{
						/*
			*  ex : $!provider.Title
			*/

						return t.image.Substring(2);
					}
				}
				else if (t.image.Equals("${"))
				{
					/*
		    *  ex : ${provider.Title}
		    */

					referenceType = FORMAL_REFERENCE;
					return t.next.image;
				}
				else if (t.image.StartsWith("$"))
				{
					/*
		    *  just nip off the '$' so we have 
		    *  the root
		    */

					referenceType = NORMAL_REFERENCE;
					return t.image.Substring(1);
				}
				else
				{
					/*
		    * this is a 'RUNT', which can happen in certain circumstances where
		    *  the parser is fooled into believeing that an IDENTIFIER is a real 
		    *  reference.  Another 'dreaded' MORE hack :). 
		    */
					referenceType = RUNT;
					return t.image;
				}

			}

		}

		public virtual String Literal
		{
			set
			{
				/*
		* do only once
		*/

				if (this.literal_Renamed_Field == null)
					this.literal_Renamed_Field = value;
			}

		}

		/* Reference types */
		private const int NORMAL_REFERENCE = 1;
		private const int FORMAL_REFERENCE = 2;
		private const int QUIET_REFERENCE = 3;
		private const int RUNT = 4;

		private int referenceType;
		private String nullString;
		private String rootString;
		private bool escaped = false;
		private bool computableReference = true;
		private String escPrefix = "";
		private String morePrefix = "";
		private String identifier = "";

		//UPGRADE_NOTE: Field literal was renamed. 'ms-help://MS.VSCC/commoner/redir/redirect.htm?keyword="jlca1029"'
		private String literal_Renamed_Field = null;

		private int numChildren = 0;

		public ASTReference(int id) : base(id)
		{
		}

		public ASTReference(Parser p, int id) : base(p, id)
		{
		}

		/// <summary>Accept the visitor.
		/// </summary>
		public override Object jjtAccept(ParserVisitor visitor, Object data)
		{
			return visitor.visit(this, data);
		}

		public override Object init(InternalContextAdapter context, Object data)
		{
			/*
	    *  init our children
	    */

			base.init(context, data);

			/*
	    *  the only thing we can do in init() is getRoot()
	    *  as that is template based, not context based,
	    *  so it's thread- and context-safe
	    */

			rootString = Root;

			numChildren = jjtGetNumChildren();

			/*
	    * and if appropriate...
	    */

			if (numChildren > 0)
			{
				identifier = jjtGetChild(numChildren - 1).FirstToken.image;
			}

			return data;
		}

		/// <summary>  Returns the 'root string', the reference key
		/// </summary>
		/// <summary>   gets an Object that 'is' the value of the reference
		/// *
		/// </summary>
		/// <param name="o">  unused Object parameter
		/// </param>
		/// <param name="context">context used to generate value
		/// 
		/// </param>
		public override Object execute(Object o, InternalContextAdapter context)
		{
			if (referenceType == RUNT)
				return null;

			/*
	    *  get the root object from the context
	    */

			Object result = getVariableValue(context, rootString);

			if (result == null)
			{
				return null;
			}

			/*
	    * Iteratively work 'down' (it's flat...) the reference
	    * to get the value, but check to make sure that
	    * every result along the path is valid. For example:
	    *
	    * $hashtable.Customer.Name
	    *
	    * The $hashtable may be valid, but there is no key
	    * 'Customer' in the hashtable so we want to stop
	    * when we find a null value and return the null
	    * so the error gets logged.
	    */

			try
			{
				for (int i = 0; i < numChildren; i++)
				{
					result = jjtGetChild(i).execute(result, context);

					if (result == null)
					{
						return null;
					}
				}

				return result;
			}
			catch (MethodInvocationException mie)
			{
				/*
		*  someone tossed their cookies
		*/

				rsvc.error("Method " + mie.MethodName + " threw exception for reference $" + rootString + " in template " + context.CurrentTemplateName + " at " + " [" + this.Line + "," + this.Column + "]");

				mie.ReferenceName = rootString;
				throw mie;
			}
		}

		/// <summary>  gets the value of the reference and outputs it to the
		/// writer.
		/// *
		/// </summary>
		/// <param name="context"> context of data to use in getting value
		/// </param>
		/// <param name="writer">  writer to render to
		/// 
		/// </param>
		public override bool render(InternalContextAdapter context, TextWriter writer)
		{
			if (referenceType == RUNT)
			{
				writer.Write(rootString);
				return true;
			}

			Object value_Renamed = execute(null, context);

			/*
	    *  if this reference is escaped (\$foo) then we want to do one of two things :
	    *  1) if this is a reference in the context, then we want to print $foo
	    *  2) if not, then \$foo  (its considered shmoo, not VTL)
	    */

			if (escaped)
			{
				if (value_Renamed == null)
				{
					writer.Write(escPrefix);
					writer.Write("\\");
					writer.Write(nullString);
				}
				else
				{
					writer.Write(escPrefix);
					writer.Write(nullString);
				}

				return true;
			}

			/*
	    *  the normal processing
	    *
	    *  if we have an event cartridge, get a new value object
	    */
			EventCartridge ec = context.EventCartridge;

			if (ec != null)
			{
				value_Renamed = ec.referenceInsert(nullString, value_Renamed);
			}

			/*
	    *  if value is null...
	    */

			if (value_Renamed == null)
			{
				/* 
		*  write prefix twice, because it's shmoo, so the \ don't escape each other...
		*/

				writer.Write(escPrefix);
				writer.Write(escPrefix);
				writer.Write(morePrefix);
				writer.Write(nullString);

				if (referenceType != QUIET_REFERENCE && rsvc.getBoolean(RuntimeConstants_Fields.RUNTIME_LOG_REFERENCE_LOG_INVALID, true))
				{
					rsvc.warn(new ReferenceException("reference : template = " + context.CurrentTemplateN...
 
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