From ab6b17d63f6ca253fbe718883f2f98da0cab5546 Mon Sep 17 00:00:00 2001
From: Stephane Bailliez <sbailliez@apache.org>
Date: Thu, 5 Feb 2004 22:45:50 +0000
Subject: [PATCH] PR: 19301 Use xalan extensions to replace strings and avoid a
 stack overflow when doing deep recursions.

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@276027 13f79535-47bb-0310-9956-ffa450edef68
---
 src/etc/junit-frames.xsl   | 97 ++++++++------------------------------
 src/etc/junit-noframes.xsl | 94 +++++++-----------------------------
 2 files changed, 37 insertions(+), 154 deletions(-)

diff --git a/src/etc/junit-frames.xsl b/src/etc/junit-frames.xsl
index 4c73a4b1f..09e38b3bc 100644
--- a/src/etc/junit-frames.xsl
+++ b/src/etc/junit-frames.xsl
@@ -1,61 +1,24 @@
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
     xmlns:lxslt="http://xml.apache.org/xslt"
     xmlns:redirect="org.apache.xalan.lib.Redirect"
+    xmlns:stringutils="xalan://org.apache.tools.ant.util.StringUtils"
     extension-element-prefixes="redirect">
 <xsl:output method="html" indent="yes" encoding="US-ASCII"/>
 <xsl:decimal-format decimal-separator="." grouping-separator=","/>
 <!--
- The Apache Software License, Version 1.1
-
- Copyright (c) 2001-2003 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 "Ant" 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 apache@apache.org.
-
- 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/>.
+   Copyright 2001-2004 Apache Software Foundation
+
+   Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
  -->
 
 <!--
@@ -724,21 +687,9 @@ h6 {
 
 <xsl:template name="JS-escape">
     <xsl:param name="string"/>
-    <xsl:choose>
-        <xsl:when test="contains($string,&quot;'&quot;)">
-            <xsl:value-of select="substring-before($string,&quot;'&quot;)"/>\&apos;<xsl:call-template name="JS-escape">
-                <xsl:with-param name="string" select="substring-after($string,&quot;'&quot;)"/>
-            </xsl:call-template>
-        </xsl:when>
-        <xsl:when test="contains($string,'\')">
-            <xsl:value-of select="substring-before($string,'\')"/>\\<xsl:call-template name="JS-escape">
-                <xsl:with-param name="string" select="substring-after($string,'\')"/>
-            </xsl:call-template>
-        </xsl:when>
-        <xsl:otherwise>
-            <xsl:value-of select="$string"/>
-        </xsl:otherwise>
-    </xsl:choose>
+    <xsl:param name="tmp1" select="stringutils:replace(string($string),'\','\\')"/>
+    <xsl:param name="tmp2" select="stringutils:replace(string($tmp1),&quot;'&quot;,&quot;\&apos;&quot;)"/>
+    <xsl:value-of select="$tmp2"/>
 </xsl:template>
 
 
@@ -748,18 +699,8 @@ h6 {
 -->
 <xsl:template name="br-replace">
     <xsl:param name="word"/>
-    <xsl:choose>
-        <xsl:when test="contains($word,'&#xA;')">
-            <xsl:value-of select="substring-before($word,'&#xA;')"/>
-            <br/>
-            <xsl:call-template name="br-replace">
-                <xsl:with-param name="word" select="substring-after($word,'&#xA;')"/>
-            </xsl:call-template>
-        </xsl:when>
-        <xsl:otherwise>
-            <xsl:value-of select="$word"/>
-        </xsl:otherwise>
-    </xsl:choose>
+    <xsl:param name="br"><br/></xsl:param>
+    <xsl:value-of select='stringutils:replace(string($word),"&#xA;",$br)'/>
 </xsl:template>
 
 <xsl:template name="display-time">
diff --git a/src/etc/junit-noframes.xsl b/src/etc/junit-noframes.xsl
index 80f38589e..604d2698e 100644
--- a/src/etc/junit-noframes.xsl
+++ b/src/etc/junit-noframes.xsl
@@ -1,59 +1,23 @@
-<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
+	xmlns:lxslt="http://xml.apache.org/xslt"
+	xmlns:stringutils="xalan://org.apache.tools.ant.util.StringUtils">
 <xsl:output method="html" indent="yes" encoding="US-ASCII"
   doctype-public="-//W3C//DTD HTML 4.01 Transitional//EN" />
 <xsl:decimal-format decimal-separator="." grouping-separator="," />
 <!--
- The Apache Software License, Version 1.1
+   Copyright 2001-2004 Apache Software Foundation
 
- Copyright (c) 2001-2002 The Apache Software Foundation.  All rights
- reserved.
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
 
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
+       http://www.apache.org/licenses/LICENSE-2.0
 
- 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 "Ant" 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 apache@apache.org.
-
- 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/>.
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
  -->
  
 <!--
@@ -467,21 +431,9 @@
 
 <xsl:template name="JS-escape">
     <xsl:param name="string"/>
-    <xsl:choose>
-        <xsl:when test="contains($string,&quot;'&quot;)">
-            <xsl:value-of select="substring-before($string,&quot;'&quot;)"/>\&apos;<xsl:call-template name="JS-escape">
-                <xsl:with-param name="string" select="substring-after($string,&quot;'&quot;)"/>
-            </xsl:call-template>
-        </xsl:when> 
-        <xsl:when test="contains($string,'\')">
-            <xsl:value-of select="substring-before($string,'\')"/>\\<xsl:call-template name="JS-escape">
-                <xsl:with-param name="string" select="substring-after($string,'\')"/>
-            </xsl:call-template>
-        </xsl:when>
-        <xsl:otherwise>
-            <xsl:value-of select="$string"/>
-        </xsl:otherwise>
-    </xsl:choose>
+    <xsl:param name="tmp1" select="stringutils:replace(string($string),'\','\\')"/>
+    <xsl:param name="tmp2" select="stringutils:replace(string($tmp1),&quot;'&quot;,&quot;\&apos;&quot;)"/>
+    <xsl:value-of select="$tmp2"/>
 </xsl:template>
 
 
@@ -491,18 +443,8 @@
 -->
 <xsl:template name="br-replace">
     <xsl:param name="word"/>
-    <xsl:choose>
-        <xsl:when test="contains($word,'&#xA;')">
-            <xsl:value-of select="substring-before($word,'&#xA;')"/>
-            <br/>
-            <xsl:call-template name="br-replace">
-                <xsl:with-param name="word" select="substring-after($word,'&#xA;')"/>
-            </xsl:call-template>
-        </xsl:when>
-        <xsl:otherwise>
-            <xsl:value-of select="$word"/>
-        </xsl:otherwise>
-    </xsl:choose>
+    <xsl:param name="br"><br/></xsl:param>
+    <xsl:value-of select='stringutils:replace(string($word),"&#xA;",$br)'/>
 </xsl:template>
 
 <xsl:template name="display-time">