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Xml 如何使用XPath和XSLT处理一组同级节点,并基于两个同级节点处理特定的同级子集_Xml_Xslt_Xpath - Fatal编程技术网

Xml 如何使用XPath和XSLT处理一组同级节点,并基于两个同级节点处理特定的同级子集

Xml 如何使用XPath和XSLT处理一组同级节点,并基于两个同级节点处理特定的同级子集,xml,xslt,xpath,Xml,Xslt,Xpath,我在xml文档中有一组同级元素,需要使用XSLT将其处理成一个表,实际上我正在使用ApacheFop将其转换成pdf。每当遇到两种类型的元素之一时,就需要创建表行。行中的单元格由导致在第一个单元格中创建行的元素组成,然后是导致在后续单元格中创建行的下一个元素,直到导致创建行的下一个元素。下面是一些xml示例,可以更好地解释它: <pre class="prettyprint"><code class="language-xml"> <reqp

我在xml文档中有一组同级元素,需要使用XSLT将其处理成一个表,实际上我正在使用ApacheFop将其转换成pdf。每当遇到两种类型的元素之一时,就需要创建表行。行中的单元格由导致在第一个单元格中创建行的元素组成,然后是导致在后续单元格中创建行的下一个元素,直到导致创建行的下一个元素。下面是一些xml示例,可以更好地解释它:

    <pre class="prettyprint"><code class="language-xml">
        <reqpers>
          <person man="Four"/>

          <person man="A" id="pers_a"/>
          <perscat category="Recovery Supervisor"/>

          <person man="B"  id="pers_b"/>
          <perscat category="Ground Personnel"/>

          <asrequir/>
          <perscat category="As Required Category"/>
          <trade>Bill Collector</trade>

          <person man="C"  id="pers_c"/>
          <perscat category="Ground Personnel"/>
          <perskill skill="sk01"/>
          <trade>welder</trade>
          <esttime>.5 hr</esttime>

          <asrequir/>
          <perscat category="2nd Required Category"/>
          <esttime>4 days</esttime>

          <person man="D"  id="pers_d"/>
          <perscat category="Rides in Chase Vehicle"/>
          <perskill skill="sk02"/>

          <person man="E"/>
          <perscat category="Jack of all Trades"/>
          <trade>engine mechanic</trade>
    </reqpers>
   </code>
   </pre>

还有这个:

和其他许多人一样。这些都不涉及我的特定问题集,这主要是因为在XPath查询中需要处理以下两个同级问题。 下面是一个表格的示例:

    <pre class="prettyprint"><code class="language-xml">
    <table>
        <table-header>
            <table-row>
                <table-cell> Person </table-cell>
                <table-cell> Category/Trade </table-cell>
                <table-cell> Skill level </table-cell>
                <table-cell> Trade code </table-cell>
                <table-cell> Estimated time </table-cell>
            </table-row>
        </table-header>
        <table-body>
            <table-row>
                <table-cell>Four</table-cell>
                <table-cell/>
                <table-cell/>
                <table-cell/>
                <table-cell/>
            </table-row>
            <table-row>
                <table-cell>A</table-cell>
                <table-cell>Recovery Supervisor</table-cell>
                <table-cell/>
                <table-cell/>
                <table-cell/>
            </table-row>
            <table-row>
                <table-cell>B</table-cell>
                <table-cell>Ground Personnel</table-cell>
                <table-cell/>
                <table-cell/>
                <table-cell/>
            </table-row>
            <table-row>
                <table-cell>As required</table-cell>
                <table-cell/>
                <table-cell/>
                <table-cell>Bill Collector</table-cell>
                <table-cell/>
            </table-row>
            <table-row>
                <table-cell>C</table-cell>
                <table-cell>Ground Personnel</table-cell>
                <table-cell>skill gets converted to string value</table-cell>
                <table-cell>welder</table-cell>
                <table-cell>.5 hr</table-cell>
            </table-row>
            <table-row>
                <table-cell>As required</table-cell>
                <table-cell>2nd Required Category</table-cell>
                <table-cell/>
                <table-cell/>
                <table-cell>4 days</table-cell>
            </table-row>
            <table-row>
                <table-cell>D</table-cell>
                <table-cell>Rides in Chase Vehicle</table-cell>
                <table-cell>skill level</table-cell>
                <table-cell/>
                <table-cell/>
            </table-row>
            <table-row>
                <table-cell>E</table-cell>
                <table-cell>Jack of all Trades</table-cell>
                <table-cell/>
                <table-cell>engine mechanic</table-cell>
                <table-cell/>
            </table-row>
        </table-body>
    </table>
</code>
       </pre>

人
类别/行业
技能水平
行业代码
估计时间
四
A.
恢复主管
B
地勤人员
按要求
收票人
C
地勤人员
技能转换为字符串值
焊接工
.5小时
按要求
第二必选类别
4天
D
乘坐追击车
熟练水平
E
万事通
发动机技工
为了完整起见,这是我正在处理的xml的模式片段:

<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
<xs:element name="reqpers" type="reqpersType"/>
<xs:complexType name="reqpersType">
     <xs:sequence>
        <xs:element minOccurs="0" ref="applic"/>
        <xs:sequence maxOccurs="unbounded">
            <xs:choice>
                <xs:element ref="asrequir"/>
                <xs:element ref="person"/>
            </xs:choice>
            <xs:sequence minOccurs="0">
                <xs:element ref="perscat"/>
                <xs:element minOccurs="0" ref="perskill"/>
                <xs:element minOccurs="0" ref="trade"/>
                <xs:element minOccurs="0" ref="esttime"/>
            </xs:sequence>
        </xs:sequence>
    </xs:sequence>
    <xs:attribute ref="refapplic"/>
    <xs:attributeGroup ref="bodyatt"/>
    <xs:attributeGroup ref="cntlcontent"/>
</xs:complexType>

一个键可能有助于将
需求者
中非
个人或ASrequirer
的所有元素分组到前面的同级人或ASrequirer

<xsl:key name="kperson" match="reqpers/*[not(self::person or self::asrequir)]" 
       use="generate-id(preceding-sibling::*[self::person or self::asrequir][1])

您能使用XSLT 2.0吗?对于从开始的每个组,我现在只能使用XSLT 1.0。
    <pre class="prettyprint"><code class="language-xml">
<table>
    <table-header>
        <table-row>
            <table-cell> Person </table-cell>
            <table-cell> Category/Trade </table-cell>
            <table-cell> Skill level </table-cell>
            <table-cell> Trade code </table-cell>
            <table-cell> Estimated time </table-cell>
        </table-row>
    </table-header>
    <table-body>
        <table-row>
            <table-cell>Four</table-cell>
            <table-cell/>
            <table-cell/>
            <table-cell/>
            <table-cell/>
        </table-row>
        <table-row>
            <table-cell>A</table-cell>
            <table-cell>Recovery Supervisor</table-cell>
            <table-cell/>
            <table-cell/>
            <table-cell/>
        </table-row>
        <table-row>
            <table-cell>B</table-cell>
            <table-cell>Ground Personnel</table-cell>
            <table-cell/>
            **<table-cell>BillCollector</table-cell>**
            <table-cell/>
        </table-row>
        <table-row>
            <table-cell>As required</table-cell>
            <table-cell/>
            <table-cell/>
            <table-cell>Bill Collector</table-cell>
            <table-cell/>
        </table-row>
        <table-row>
            <table-cell>C</table-cell>
            <table-cell>Ground Personnel</table-cell>
            <table-cell>skill gets converted to string value</table-cell>
            <table-cell>welder</table-cell>
            <table-cell>.5 hr</table-cell>
        </table-row>
        <table-row>
            <table-cell>As required</table-cell>
            <table-cell>2nd Required Category</table-cell>
            <table-cell/>
            <table-cell/>
            <table-cell>4 days</table-cell>
        </table-row>
        <table-row>
            <table-cell>D</table-cell>
            <table-cell>Rides in Chase Vehicle</table-cell>
            <table-cell>skill level</table-cell>
            <table-cell/>
            <table-cell/>
        </table-row>
        <table-row>
            <table-cell>E</table-cell>
            <table-cell>Jack of all Trades</table-cell>
            <table-cell/>
            <table-cell>engine mechanic</table-cell>
            <table-cell/>
        </table-row>
    </table-body>
</table>
</code>
       </pre>
<xsl:key name="kperson" match="reqpers/*[not(self::person or self::asrequir)]" 
       use="generate-id(preceding-sibling::*[self::person or self::asrequir][1])
<xsl:for-each select="*[self::person or self::asrequir]">
  <xsl:variable name="this" select="." />
  <xsl:variable name="group" select=". | key('kperson',generate-id($this))" />
<xsl:value-of select="$group[self::perscat]/@category"/>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  <xsl:output method="xml" indent="yes"/>

  <xsl:key name="kperson" match="reqpers/*[not(self::person or self::asrequir)]" 
           use="generate-id(preceding-sibling::*[self::person or self::asrequir][1])"/>
  <xsl:template match="reqpers">
    <table>
    <table-header>
        <table-row>
            <table-cell> Person </table-cell>
            <table-cell> Category/Trade </table-cell>
            <table-cell> Skill level </table-cell>
            <table-cell> Trade code </table-cell>
            <table-cell> Estimated time </table-cell>
        </table-row>
    </table-header>
    <xsl:for-each select="*[self::person or self::asrequir]">

      <xsl:variable name="this" select="." />
      <xsl:variable name="group" select=". | key('kperson',generate-id($this))" />
        <table-row>
            <table-cell>
              <xsl:value-of select="$group[self::person]/@man"/>
              <xsl:if test="$group[self::asrequir]" >As required</xsl:if>
          </table-cell>
            <table-cell><xsl:value-of select="$group[self::perscat]/@category"/></table-cell>
            <table-cell><xsl:value-of select="$group[self::perskill]/@skill"/></table-cell>
            <table-cell><xsl:value-of select="$group[self::trade]"/></table-cell>
            <table-cell><xsl:value-of select="$group[self::esttime]"/></table-cell>
         </table-row>
    </xsl:for-each>
    </table>
  </xsl:template>

</xsl:stylesheet>
<table>
  <table-header>
    <table-row>
      <table-cell> Person </table-cell>
      <table-cell> Category/Trade </table-cell>
      <table-cell> Skill level </table-cell>
      <table-cell> Trade code </table-cell>
      <table-cell> Estimated time </table-cell>
    </table-row>
  </table-header>
  <table-row>
    <table-cell>Four</table-cell>
    <table-cell/>
    <table-cell/>
    <table-cell/>
    <table-cell/>
  </table-row>
  <table-row>
    <table-cell>A</table-cell>
    <table-cell>Recovery Supervisor</table-cell>
    <table-cell/>
    <table-cell/>
    <table-cell/>
  </table-row>
  <table-row>
    <table-cell>B</table-cell>
    <table-cell>Ground Personnel</table-cell>
    <table-cell/>
    <table-cell/>
    <table-cell/>
  </table-row>
  <table-row>
    <table-cell>As required</table-cell>
    <table-cell>As Required Category</table-cell>
    <table-cell/>
    <table-cell>Bill Collector</table-cell>
    <table-cell/>
  </table-row>
  <table-row>
    <table-cell>C</table-cell>
    <table-cell>Ground Personnel</table-cell>
    <table-cell>sk01</table-cell>
    <table-cell>welder</table-cell>
    <table-cell>.5 hr</table-cell>
  </table-row>
  <table-row>
    <table-cell>As required</table-cell>
    <table-cell>2nd Required Category</table-cell>
    <table-cell/>
    <table-cell/>
    <table-cell>4 days</table-cell>
  </table-row>
  <table-row>
    <table-cell>D</table-cell>
    <table-cell>Rides in Chase Vehicle</table-cell>
    <table-cell>sk02</table-cell>
    <table-cell/>
    <table-cell/>
  </table-row>
  <table-row>
    <table-cell>E</table-cell>
    <table-cell>Jack of all Trades</table-cell>
    <table-cell/>
    <table-cell>engine mechanic</table-cell>
    <table-cell/>
  </table-row>
</table>