Checking in initial version of Keith Visco's (kvisco@ziplink.net) XSL processor, Transformiix. Some glue code to interface it with mozilla is #ifdef MOZILLA protected.

git-svn-id: svn://10.0.0.236/trunk@44991 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/extensions/transformiix/source/xsl/expr/AttributeValueTemplate.cpp

@@ -0,0 +1,95 @@
+/*
+ * (C) Copyright The MITRE Corporation 1999  All rights reserved.
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * The program provided "as is" without any warranty express or
+ * implied, including the warranty of non-infringement and the implied
+ * warranties of merchantibility and fitness for a particular purpose.
+ * The Copyright owner will not be liable for any damages suffered by
+ * you as a result of using the Program. In no event will the Copyright
+ * owner be liable for any special, indirect or consequential damages or
+ * lost profits even if the Copyright owner has been advised of the
+ * possibility of their occurrence.
+ *
+ * Please see release.txt distributed with this file for more information.
+ *
+ */
+
+/**
+ * AttributeValueTemplate
+ * @author <a href="mailto:kvisco@mitre.org">Keith Visco</a>
+**/
+
+#include "Expr.h"
+
+/**
+ * Create a new AttributeValueTemplate
+**/
+AttributeValueTemplate::AttributeValueTemplate() {};
+
+/**
+ * Default destructor
+**/
+AttributeValueTemplate::~AttributeValueTemplate() {
+    ListIterator* iter = expressions.iterator();
+    while ( iter->hasNext() ) {
+        iter->next(); //advance iterator to allow remove
+        Expr* expr = (Expr*)iter->remove();
+        delete expr;
+    }
+    delete iter;
+
+} //-- ~AttributeValueTemplate
+
+/**
+ * Adds the given Expr to this AttributeValueTemplate
+**/
+void AttributeValueTemplate::addExpr(Expr* expr) {
+    if (expr) expressions.add(expr);
+} //-- addExpr
+
+/**
+ * Evaluates this Expr based on the given context node and processor state
+ * @param context the context node for evaluation of this Expr
+ * @param ps the ContextState containing the stack information needed
+ * for evaluation
+ * @return the result of the evaluation
+**/
+ExprResult* AttributeValueTemplate::evaluate(Node* context, ContextState* cs) {
+    ListIterator* iter = expressions.iterator();
+    String result;
+    while ( iter->hasNext() ) {
+        Expr* expr = (Expr*)iter->next();
+        ExprResult* exprResult = expr->evaluate(context, cs);
+        exprResult->stringValue(result);
+        delete exprResult;
+    }
+    delete iter;
+    return new StringResult(result);
+} //-- evaluate
+
+/**
+* Returns the String representation of this Expr.
+* @param dest the String to use when creating the String
+* representation. The String representation will be appended to
+* any data in the destination String, to allow cascading calls to
+* other #toString() methods for Expressions.
+* @return the String representation of this Expr.
+**/
+void AttributeValueTemplate::toString(String& str) {
+    ListIterator* iter = expressions.iterator();
+    while ( iter->hasNext() ) {
+        str.append('{');
+        Expr* expr = (Expr*)iter->next();
+        expr->toString(str);
+        str.append('}');
+    }
+    delete iter;
+} //-- toString
+
+
+