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Re: Re:Help needed in recursively converting the flat xml to a heirarchical XML...

2004-03-30 14:05:02
Hi Wendell,

I have provided the comments to the second issue of Nested Concurrent-block nodes.

<?xml version='1.0' encoding='UTF-8'?>
<xsl:stylesheet exclude-result-prefixes="fo ms" version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"; xmlns:ms="urn:ms-xsl" xmlns:fo="http://www.w3.org/1999/XSL/Format";> <xsl:output method="xml" encoding="UTF-8" indent="yes"/> <xsl:template match="/ |node()"><xsl:copy>
 <xsl:apply-templates select="@*|node()"/>
</xsl:copy></xsl:template>
<xsl:template match="@*">
<xsl:copy>
</xsl:copy>
</xsl:template>

<xsl:key name="act-name" match="/processXML/process-definition/activity-state" use="@name"/> <xsl:key name="act-name" match="/processXML/process-definition/decision" use="@name"/> <xsl:key name="jname" match="/processXML/process-definition/join" use="@name"/> <xsl:key name="con-name" match="/processXML/process-definition/concurrent-block" use="fork/@name"/>

<xsl:key name="forktransitions" match="/processXML/process-definition/concurrent-block/fork/transition" use="@to"/>
<xsl:template match="activity-state[(key('forktransitions',@name))]"/>
<xsl:template match="join" />


<xsl:template name = "template1" match="/processXML/process-definition/concurrent-block">
<xsl:copy>
<!-- To Copy  Concurrent-Blocks -->
<!-- From here concurrent-block starts -->
<!-- Loop starts picking the first concurrent-block -->
<xsl:for-each select="fork">
        <xsl:variable name="forkname" select="@name"/>
<xsl:apply-templates select="/processXML/process-definition/concurrent-block/fork[(_at_)name=$forkname]"/>
        <xsl:for-each select="transition">
                <xsl:variable name="transname"><xsl:value-of 
select="@to"/></xsl:variable>
                <xsl:copy-of select="key('act-name', $transname)"/>
                <xsl:for-each select="key('act-name', $transname)">
                        <xsl:variable name="joinname" select="transition/@to"/>
                        <xsl:copy-of select="key('jname', $joinname)"/>
                        <xsl:for-each select="key('act-name', $joinname)">
                                <xsl:copy-of select="key('act-name', 
$joinname)"/>
                        </xsl:for-each>
<!-- Check whether this contains reference to another concurrent-block --> <!-- If it is present then call the template once again to process the concurrent-block subnode-->
                        <xsl:for-each select="key('con-name', $joinname)">
                                <xsl:call-template name="template1"  />
                                <!-- This node is already populated here.. Hence 
it should not -->
                                <!-- get populated when it is encountered in the 
above loop -->
                        </xsl:for-each>
                </xsl:for-each>
        </xsl:for-each>
</xsl:for-each>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>

Hope this helps you understand the problem better.

Thanks

Sridhar Anupindi

From: Wendell Piez <wapiez(_at_)mulberrytech(_dot_)com>
Reply-To: xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
To: xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
Subject: Re: [xsl] Re:Help needed in recursively converting the flat xml to a heirarchical XML...
Date: Tue, 30 Mar 2004 15:00:55 -0500

Sridhar,

At 02:07 PM 3/30/2004, you wrote:
I think I made a significant progress with your explanation. Thanks, But still I am stuck with some problems.

1. As you said, I tried replacing


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