<?xml version="1.0"?> 
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
                xmlns:lxslt="http://xml.apache.org/xslt"
                xmlns:counter="MyCounter"
                extension-element-prefixes="counter"
                version="1.0">

<!-- Copied from: java/samples/extensions/5-numlistJscript.xsl -->

  <lxslt:component prefix="counter"
                   elements="init incr" functions="read">
    <lxslt:script lang="javascript">
      var counters = new Array();

      function init (xslproc, elem) {
        name = elem.getAttribute ("name");
        value = parseInt(elem.getAttribute ("value"));
        counters[name] = value;
        return null;
      }

      function read (name) {
        return "" + (counters[name]);
      }

      function incr (xslproc, elem)
      {
        name = elem.getAttribute ("name");
        counters[name]++;
        return null;
      }
    </lxslt:script>
  </lxslt:component>

  <xsl:template match="/">
    <HTML>
      <H1>JavaScript Example.</H1>
      <counter:init name="index" value="1"/>
      <p>Here are the names in alphabetical order by last name:</p>
      <xsl:for-each select="doc/name">
        <xsl:sort select="@last"/>
        <xsl:sort select="@first"/>
        <p>
        <xsl:text>[</xsl:text>
        <xsl:value-of select="counter:read('index')"/>
        <xsl:text>]. </xsl:text>
        <xsl:value-of select="@last"/>
        <xsl:text>, </xsl:text>
        <xsl:value-of select="@first"/>
        </p>
        <counter:incr name="index"/>
      </xsl:for-each>
    </HTML>
  </xsl:template>
 

  <!--
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements. See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership. The ASF licenses this file
   * to you 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.
  -->

</xsl:stylesheet>