XSL to get all XPaths in a document

xpaths1.xsl

    <?xml version="1.0" encoding="UTF-8"?>
     <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
        <xsl:template match="/">
            <xsl:apply-templates />
        </xsl:template>
        <xsl:template match="//*[not(*)]">
            <xsl:for-each select="ancestor-or-self::*">
                <xsl:text>/</xsl:text>
                <xsl:value-of select="local-name()"/>
            </xsl:for-each>
            <xsl:text>|</xsl:text>
        </xsl:template>
        <xsl:template match="text()" />
     </xsl:stylesheet>