From 4875f5bdd3bf16b7fd59a71da3a20d29d24bbd3b Mon Sep 17 00:00:00 2001
From: remm <remm@13f79535-47bb-0310-9956-ffa450edef68>
Date: Tue, 31 Oct 2006 14:27:22 +0000
Subject: [PATCH] - Taglibs have their own version number, so isExpression gets
 an adjustment allowing not checking for deferred   expressions.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc6.0.x/trunk@469498 13f79535-47bb-0310-9956-ffa450edef68
---
 java/org/apache/jasper/compiler/Validator.java | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/java/org/apache/jasper/compiler/Validator.java b/java/org/apache/jasper/compiler/Validator.java
index 696b206c9..1e17f6cd4 100644
--- a/java/org/apache/jasper/compiler/Validator.java
+++ b/java/org/apache/jasper/compiler/Validator.java
@@ -1008,8 +1008,9 @@ class Validator {
                         } else {
                             // Attribute does not accept any expressions.
                             // Make sure its value does not contain any.
-                            if (isExpression(n, attrs.getValue(i))) {
-                                err .jspError(n, "jsp.error.attribute.custom.non_rt_with_expr",
+                            if (isExpression(n, attrs.getValue(i), 
+                                    !tagInfo.getTagLibrary().getRequiredVersion().equals("2.0"))) {
+                                err.jspError(n, "jsp.error.attribute.custom.non_rt_with_expr",
                                                 tldAttrs[j].getName());
                             }
                             jspAttrs[i] = new Node.JspAttribute(tldAttrs[j],
@@ -1193,11 +1194,11 @@ class Validator {
          * Checks to see if the given attribute value represents a runtime or EL
          * expression.
          */
-        private boolean isExpression(Node n, String value) {
+        private boolean isExpression(Node n, String value, boolean checkDeferred) {
             if ((n.getRoot().isXmlSyntax() && value.startsWith("%="))
                     || (!n.getRoot().isXmlSyntax() && value.startsWith("<%="))
                     || (value.indexOf("${") != -1 && !pageInfo.isELIgnored())
-                    || (value.indexOf("#{") != -1 && !pageInfo.isELIgnored()
+                    || (checkDeferred && value.indexOf("#{") != -1 && !pageInfo.isELIgnored()
                             && !pageInfo.isDeferredSyntaxAllowedAsLiteral()))
                 return true;
             else
@@ -1213,7 +1214,7 @@ class Validator {
                 String actionName) throws JasperException {
             if (n.getAttributes() != null
                     && n.getAttributes().getValue(attrName) != null
-                    && isExpression(n, n.getAttributes().getValue(attrName))) {
+                    && isExpression(n, n.getAttributes().getValue(attrName), true)) {
                 err.jspError(n,
                         "jsp.error.attribute.standard.non_rt_with_expr",
                         attrName, actionName);
-- 
2.11.0