如何使用Group By Clause

时间:2018-01-23 22:05:22

标签: xml xslt xslt-grouping altova

我正在尝试为XML数据实现XSLT映射。

这是我正在寻找的。

输入XML:

    <ListOfPersons xmlns="http://ws.wso2.org/dataservice">
  <PersonDisclosureDate>
     <Emplid>123456</Emplid>
     <uniqname>abcd</uniqname>
     <HasDisclosed>0</HasDisclosed>
     <HasDisclosedThisFY>1</HasDisclosedThisFY>
     <LastDiscloseDt></LastDiscloseDt>
     <HasInterest>1</HasInterest>
     <oeID>FI00006088</oeID>
     <oeName>ArborSense, Inc.</oeName>
     <oeStatus>Under Modification</oeStatus>
     <oeSignDate>2016-07-15T15:53:42.000-04:00</oeSignDate>
     <relationship>ID00000001</relationship>
     <Types>Equity Interest - Non-Public::Advisory, Strategic, Scientific, or Medical Board; and/or Government Agency::Leadership Role</Types>
     <startdt>2016-02-08T00:00:00.000-05:00</startdt>
     <enddt/>
     <oeDCstate>Department Review</oeDCstate>
  </PersonDisclosureDate>
  <PersonDisclosureDate>
     <Emplid>23456</Emplid>
     <uniqname>pqr</uniqname>
     <HasDisclosed>0</HasDisclosed>
     <HasDisclosedThisFY>1</HasDisclosedThisFY>
     <LastDiscloseDt></LastDiscloseDt>
     <HasInterest>1</HasInterest>
     <oeID>FI00003483</oeID>
     <oeName>Dimension Therapeutics</oeName>
     <oeStatus>Under Modification</oeStatus>
     <oeSignDate>2016-09-30T09:09:05.000-04:00</oeSignDate>
     <relationship>ID00000001</relationship>
     <Types>Consultant</Types>
     <startdt>2014-11-18T00:00:00.000-05:00</startdt>
     <enddt/>
     <oeDCstate>Department Review</oeDCstate>
  </PersonDisclosureDate>
  <PersonDisclosureDate>
     <Emplid>23456</Emplid>
     <uniqname>pqr</uniqname>
     <HasDisclosed>0</HasDisclosed>
     <HasDisclosedThisFY>1</HasDisclosedThisFY>
     <LastDiscloseDt></LastDiscloseDt>
     <HasInterest>1</HasInterest>
     <oeID>FI00007824</oeID>
     <oeName>intercept</oeName>
     <oeStatus>Under Modification</oeStatus>
     <oeSignDate>2016-09-30T09:09:58.000-04:00</oeSignDate>
     <relationship>ID00000001</relationship>
     <Types>Advisory, Strategic, Scientific, or Medical Board; and/or Government Agency::Travel</Types>
     <startdt>2016-10-05T00:00:00.000-04:00</startdt>
     <enddt/>
     <oeDCstate>Department Review</oeDCstate>
  </PersonDisclosureDate>
  <PersonDisclosureDate>
     <Emplid>23456</Emplid>
     <uniqname>pqr</uniqname>
     <HasDisclosed>0</HasDisclosed>
     <HasDisclosedThisFY>1</HasDisclosedThisFY>
     <LastDiscloseDt></LastDiscloseDt>
     <HasInterest>1</HasInterest>
     <oeID>FI00007823</oeID>
     <oeName>wilson therapeutics</oeName>
     <oeStatus>Under Modification</oeStatus>
     <oeSignDate>2016-09-30T09:09:31.000-04:00</oeSignDate>
     <relationship>ID00000001</relationship>
     <Types>Advisory, Strategic, Scientific, or Medical Board; and/or Government Agency::Travel</Types>
     <startdt>2016-11-09T00:00:00.000-05:00</startdt>
     <enddt/>
     <oeDCstate>Department Review</oeDCstate>
  </PersonDisclosureDate>
  <PersonDisclosureDate>
     <Emplid>34567</Emplid>
     <uniqname>xyz</uniqname>
     <HasDisclosed xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <HasDisclosedThisFY>0</HasDisclosedThisFY>
     <LastDiscloseDt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <HasInterest xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <oeID xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <oeName xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <oeStatus xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <oeSignDate xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <relationship xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <Types xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <startdt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>
     <enddt/>
     <oeDCstate/>
  </PersonDisclosureDate>
</ListOfPersons>

预期回复:

<?xml version="1.0" encoding="UTF-8"?>
<DisclosureData xsi:noNamespaceSchemaLocation="C:/XSL/eResearch_Expected_Response.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <count>3</count>
    <disclosures>
        <uniqName>abcd</uniqName>
        <hasDisclosed>0</hasDisclosed>
        <lastDiscloseDt></lastDiscloseDt>
        <disclosureRecords>
            <oeId>FI00006088</oeId>
            <oeName>ArborSense, Inc.</oeName>
            <oeSignDate>2016-07-15T15:53:42.000-04:00</oeSignDate>
            <oeRelationship>ID00000001</oeRelationship>
            <oeTypes>Equity Interest - Non-Public::Advisory, Strategic, Scientific, or Medical Board; and/or Government Agency::Leadership Role</oeTypes>
            <oeStartDt>2016-02-08T00:00:00.000-05:00</oeStartDt>
            <oeEndDt/>
        </disclosureRecords>
    </disclosures>
    <disclosures>
        <uniqName>pqr</uniqName>
        <hasDisclosed>0</hasDisclosed>
        <lastDiscloseDt></lastDiscloseDt>
        <disclosureRecords>
            <oeId>FI00003483</oeId>
            <oeName>Dimension Therapeutics</oeName>
            <oeSignDate>2016-09-30T09:09:05.000-04:00</oeSignDate>
            <oeRelationship>ID00000001</oeRelationship>
            <oeTypes>Consultant</oeTypes>
            <oeStartDt>2014-11-18T00:00:00.000-05:00</oeStartDt>
            <oeEndDt/>
        </disclosureRecords>
        <disclosureRecords>
            <oeId>FI00007824</oeId>
            <oeName>intercept</oeName>
            <oeSignDate>2016-09-30T09:09:58.000-04:00</oeSignDate>
            <oeRelationship>ID00000001</oeRelationship>
            <oeTypes>Advisory, Strategic, Scientific, or Medical Board; and/or Government Agency::Travel</oeTypes>
            <oeStartDt>2016-10-05T00:00:00.000-04:00</oeStartDt>
            <oeEndDt/>
        </disclosureRecords>
        <disclosureRecords>
            <oeId>FI00007823</oeId>
            <oeName>wilson therapeutics</oeName>
            <oeSignDate>2016-09-30T09:09:31.000-04:00</oeSignDate>
            <oeRelationship>ID00000001</oeRelationship>
            <oeTypes>Advisory, Strategic, Scientific, or Medical Board; and/or Government Agency::Travel</oeTypes>
            <oeStartDt>2016-11-09T00:00:00.000-05:00</oeStartDt>
            <oeEndDt/>
        </disclosureRecords>
    </disclosures>
    <disclosures>
        <uniqName>xyz</uniqName>
        <hasDisclosed/>
        <lastDiscloseDt/>
        <disclosureRecords>
            <oeId/>
            <oeName/>
            <oeSignDate/>
            <oeRelationship/>
            <oeTypes/>
            <oeStartDt/>
            <oeEndDt/>
        </disclosureRecords>
    </disclosures>
</DisclosureData>

我尝试使用ALtova Mapforce工具映射xml,但没有得到正确的结果。

Altova Mapping: enter image description here

有人可以使用Altova Mapforce甚至是使用group by标签的普通XSLT文档提供有关如何实现上述结果的一些指导吗?

提前致谢, Kranthi

1 个答案:

答案 0 :(得分:1)

似乎是一个简单的for-each-groups选择PersonDisclosureDate并按uniqname进行分组。

这是一个使用拉方法的简单基本示例......

XSLT 2.0 (此处的工作示例:http://xsltfiddle.liberty-development.net/nbUY4kp

<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
  xpath-default-namespace="http://ws.wso2.org/dataservice">
  <xsl:output indent="yes"/>
  <xsl:strip-space elements="*"/>

  <xsl:template match="/*">
    <DisclosureData xsi:noNamespaceSchemaLocation="C:/XSL/eResearch_Expected_Response.xsd" 
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
      <count><xsl:value-of select="count(distinct-values(/*/PersonDisclosureDate/uniqname))"/></count>
      <xsl:for-each-group select="PersonDisclosureDate" group-by="uniqname">
        <disclosures>
          <uniqName><xsl:value-of select="current-grouping-key()"/></uniqName>
          <hasDisclosed><xsl:value-of select="current-group()[1]/HasDisclosed"/></hasDisclosed>
          <lastDiscloseDt><xsl:value-of select="current-group()[1]/LastDiscloseDt"/></lastDiscloseDt>
          <xsl:for-each select="current-group()">
            <disclosureRecords>
              <oeId><xsl:value-of select="oeID"/></oeId>
              <oeName><xsl:value-of select="oeName"/></oeName>
              <oeSignDate><xsl:value-of select="oeSignDate"/></oeSignDate>
              <oeRelationship><xsl:value-of select="relationship"/></oeRelationship>
              <oeTypes><xsl:value-of select="Types"/></oeTypes>
              <oeStartDt><xsl:value-of select="startdt"/></oeStartDt>
              <oeEndDt><xsl:value-of select="enddt"/></oeEndDt>
            </disclosureRecords>
          </xsl:for-each>            
        </disclosures>
      </xsl:for-each-group>
    </DisclosureData>
  </xsl:template>

</xsl:stylesheet>
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