[xsl] Multiple for-each-group in a single template

Subject: [xsl] Multiple for-each-group in a single template
From: "V.Ramkumar" <v.ramkumar@xxxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 20 Nov 2008 16:20:11 +0530
Hi List,

I am getting duplicate when use multiple for-each-group in a single template
(based on single parent). Please find mistakes in my xslt.
 
Input:
<body>
	<p class="heading-1">Heading 1</h1>
		<p>para 1</p>
		<p class="box">para 2</p>
		<p class="box">para 3</p>
		<p>para 4</p>
	<p class="heading-2">Heading 2</h2>
		<p>para 1</p>
		<p class="exercise">para 2</p>
		<p class="exercise">para 3</p>
		<p>para 4</p>
</body>

Exp.Output:

<body>
	<section title="Heading-1">
		<p>para 1</p>
		<box>
			<p>para 2</p>
			<p>para 3</p>
		</box>
			<p>para 4</p>
	</section>
	<section title="Heading-2">
		<p>para 1</p>
		<excecise>
			<p>para 2</p>
			<p>para 3</p>
		</excecise>
		<p>para 4</p>
	</section>
</body>

My XSLT: (sample)
	<xsl:template match="body">
	<body>
		<xsl:if test="p[@class='box']">
			<xsl:for-each-group select="*"
group-adjacent="string(self::p/@class[contains(.,'box')])">
			<xsl:choose>
				<xsl:when
test="self::p/@class[contains(.,'box')]">
					<box type="box"
page="{replace(preceding-sibling::p[@class='pageNumber'][1],'Page ','')}">
						<xsl:apply-templates
select="current-group()"/>
					</box>
				</xsl:when>
				<xsl:otherwise>
					<xsl:apply-templates
select="current-group()"/>
				</xsl:otherwise>
			</xsl:choose>
			</xsl:for-each-group>
		</xsl:if>
		<xsl:if test="p[@class='exercise']">
		<xsl:for-each-group select="*"
group-adjacent="string(self::p/@class[contains(.,'exercise')])">
			<xsl:choose>
				<xsl:when
test="self::p/@class[contains(.,'exercise')]">
					<exercise>
						<xsl:apply-templates
select="current-group()"/>
					</exercise>
				</xsl:when>
				<xsl:otherwise>
					<xsl:apply-templates
select="current-group()"/>
				</xsl:otherwise>
			</xsl:choose>
		</xsl:for-each-group>
		</xsl:if>
	</body>

Regards,
Ramkumar

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