xslt合并具有相同名称的多个节点

时间:2013-08-29 14:53:07

标签: xslt merge elements

我可以看到类似问题的许多答案,但我似乎无法让它们为我工作。我有一些xml文件,其中一些兄弟元素节点具有相同的标记名称。我想使用XSLT合并这些节点。任何帮助都将深表感谢。

输入:

<?xml version="1.0"?>
<Screen>
  <Shapes>
    <Triangle id="tri1">
    <color>red</color>
    <size>large</size>
    </Triangle>
  </Shapes>
  <Shapes>
    <Rectangle id="rec1">
      <color>blue</color>
      <size>medium</size>
    </Rectangle>
  </Shapes>
  <Shapes>
    <Circle id="cir1">
      <color>green</color>
      <size>small</size>
    </Circle>
  </Shapes>
  <Shapes>
    <Square id="sqr1">
      <color>yellow</color>
      <size>large</size>
    </Square>
  </Shapes>
  <Device>
    <Name>peg</Name>
    <type>X11</type>
  </Device>
  <Utilities>
    <Software>QT</Software>
    <Platform>Linux</Platform>
  </Utilities>
</Screen>

我想合并所有“Shapes”节点。 必填输出

<?xml version="1.0"?>
<Screen>
  <Shapes>
    <Triangle id="tri1">
      <color>red</color>
      <size>large</size>
    </Triangle>

    <Rectangle id="rec1">
      <color>blue</color>
      <size>medium</size>
    </Rectangle>

    <Circle id="cir1">
      <color>green</color>
      <size>small</size>
    </Circle>

    <Square id="sqr1">
      <color>yellow</color>
      <size>large</size>
    </Square>
  </Shapes>
  <Device>
    <Name>peg</Name>
    <type>X11</type>
  </Device>
  <Utilities>
    <Software>QT</Software>
    <Platform>Linux</Platform>
  </Utilities>
</Screen>
我试过的XSLT是:

<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="1.0">
  <xsl:output indent="yes" />
  <xsl:template match="Shapes">
    <xsl:if test="not(preceding-sibling::*[local-name() = 'Shapes'])">

      <Shapes>
        <xsl:apply-templates select="node() | @*" />
        <xsl:apply-templates select="following-sibling::*[local-name() = 'Shapes']" />
      </Shapes>
    </xsl:if>
    <xsl:if test="preceding-sibling::*[local-name() = 'Shapes']">
      <xsl:apply-templates select="node() | @*" />
    </xsl:if>
  </xsl:template>
  <xsl:template match="node() | @*">
    <xsl:copy>
      <xsl:apply-templates select="node() | @*" />
    </xsl:copy>
  </xsl:template>
</xsl:stylesheet>

但我得到的输出是(:()

<Screen>
<Shapes>
    <Triangle id="tri1">
      <color>red</color>
      <size>large</size>
    </Triangle>

    <Rectangle id="rec1">
      <color>blue</color>
      <size>medium</size>
    </Rectangle>

    <Circle id="cir1">
      <color>green</color>
      <size>small</size>
    </Circle>

    <Square id="sqr1">
      <color>yellow</color>
      <size>large</size>
    </Square>
  </Shapes>

    <Rectangle id="rec1">
      <color>blue</color>
      <size>medium</size>
    </Rectangle>
    <Circle id="cir1">
      <color>green</color>
      <size>small</size>
    </Circle>
    <Square id="sqr1">
      <color>yellow</color>
      <size>large</size>
    </Square>

  <Device>
    <Name>peg</Name>
    <type>X11</type>
  </Device>
  <Utilities>
    <Software>QT</Software>
    <Platform>Linux</Platform>
  </Utilities>
</Screen>

我可以使用一个简单的XSLT代码,还是我的xslt中有任何修改我可以申请获取输出?

1 个答案:

答案 0 :(得分:7)

这应该做的工作:

<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

  <xsl:output method="xml" indent="yes"/>

  <xsl:template match="@* | node()">
    <xsl:copy>
      <xsl:apply-templates select="@* | node()"/>
    </xsl:copy>
  </xsl:template>

  <xsl:template match="/*">
    <xsl:copy>
      <Shapes>
        <xsl:copy-of select="Shapes/*"/>
      </Shapes>
      <xsl:apply-templates select="*[name()!='Shapes']"/>
    </xsl:copy>
  </xsl:template>

</xsl:stylesheet>

我们的想法是一次性分别处理Shapes的所有子元素,然后复制其余子元素。