Monday 25 June 2007

Copying nodes depending on children values

The input XML needs to be refined to contain only nodes where the value element of a characteristics element where the name attibute is weight is greater than 15.

XML


<root>
<quality>
<batch id="1">
<characteristic name="weight">
<value>12</value>
</characteristic>
<characteristic name="length">
<value>45</value>
</characteristic>
<characteristic name="volume">
<value>67</value>
</characteristic>
</batch>
<batch id="2">
<characteristic name="weight">
<value>12</value>
</characteristic>
<characteristic name="weight">
<value>17</value>
</characteristic>
</batch>
<batch id="3">
<characteristic name="weight">
<value>56</value>
</characteristic>
<characteristic name="volume">
<value>65</value>
</characteristic>
</batch>
</quality>
</root>


XSL

<xsl:transform
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="1.0">
<xsl:template match="/root">
<quality>
<xsl:copy-of select="
quality/batch[characteristic[@name= 'weight' and value &gt; 15]]
"/>
</quality>
</xsl:template>
</xsl:transform>

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