Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=44877

Prevent collisions in tag pool names

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@651984 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/java/org/apache/jasper/compiler/Generator.java b/java/org/apache/jasper/compiler/Generator.java
index 5c6ab68..a4d57f1 100644 (file)
--- a/java/org/apache/jasper/compiler/Generator.java
+++ b/java/org/apache/jasper/compiler/Generator.java
@@ -294,6 +294,9 @@ class Generator {
                         attrNames[i] = attrs.getQName(i);
                     }
                     Arrays.sort(attrNames, Collections.reverseOrder());
+                    if (attrNames.length > 0) {
+                        poolName = poolName + "&";
+                    }
                     for (int i = 0; i < attrNames.length; i++) {
                         poolName = poolName + "_" + attrNames[i];
                     }