XSLT 1.0 检索或解析特定值
XSLT 1.0 to retrieve or parse a specific value
我对下面的 XSLT 有疑问。我需要帮助来修复我的转变。我正在使用 XSLT 1.0。输入可以是 120KVA 或 120MVA 或 120.0KVA 或 120.0KV。输出我想解析成 3 个部分。即
<tns:ratedApparentPower>
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
<tns:multiplier>K</tns:multiplier>
<tns:floatValue>120.0</tns:floatValue>
</tns:ratedApparentPower>
我目前的转型是:
<tns:ratedApparentPower>
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
<tns:multiplier>
<xsl:value-of select="substring(translate(//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE,'1234567890', ''),1,1)" />
</tns:multiplier>
<tns:floatValue>
<xsl:value-of select="substring-before(//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE,substring(translate(//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE,'1234567890', ''),1,1))" />
</tns:floatValue>
</tns:ratedApparentPower>
</xsl:if>
生成O/P:
<tns:ratedApparentPower>
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
<tns:multiplier>.</tns:multiplier>
<tns:floatValue>120</tns:floatValue>
</tns:ratedApparentPower>
我的疑惑是:
- 如何获得
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
?目前,我正在对其进行硬编码。但它可以是 V 或 VA 或任何其他值
- 如何获得乘数?按照我目前的逻辑,当我有 120.0 时,我得到
<tns:multiplier>.</tns:multiplier>
它工作正常。
- 根据我目前的逻辑,我得到
<tns:floatValue>120</tns:floatValue>
而不是 120.0.
- 有什么方法可以缩短路径 (
//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE
),方法是将它分配给某个变量而不是每次都使用整个路径?
迈克尔我编辑了你的模板 belwo 以符合我的要求并使用 callTemplate 但收到空响应
<xsl:template name="convertFloatValues">
<xsl:param name="floatValue1"/>
<xsl:variable name="unit" select="translate($floatValue1, '0123456789.', '')"/>
<unitSymbolUnit>
<xsl:value-of select="substring($unit, 2)"/>
</unitSymbolUnit>
<multiplier>
<xsl:value-of select="substring($unit, 1 , 1)"/>
</multiplier>
<floatValue>
<xsl:value-of select="substring-before(., $unit)"/>
</floatValue>
</xsl:template>
调用模板示例。不知道我错过了什么。你能帮帮我吗
<tns:ratedApparentPower>
<xsl:call-template name="convertFloatValues">
<xsl:with-param name="floatValue1" select="/ns0:OutputParameters/ns0:XXJEAM_ASSET_SEARCH_PKG-24GETAS/ns0:ATTRIBUTE_GROUPS/ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE"/>
</xsl:call-template>
</tns:ratedApparentPower>
输入:
<OutputParameters xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="*****">
<XXJEAM_ASSET_SEARCH_PKG-24GETAS>
<ATTRIBUTE_GROUPS_ITEM>
<NAME>DISTXFR</NAME>
<ATTRIBUTES>
<ATTRIBUTES_ITEM>
<COLUMN_NAME>C_ATTRIBUTE3</COLUMN_NAME>
<NAME>Volt</NAME>
<VALUE>500</VALUE>
</ATTRIBUTES_ITEM>
<ATTRIBUTES_ITEM>
<COLUMN_NAME>C_ATTRIBUTE4</COLUMN_NAME>
<NAME>KVA</NAME>
<VALUE>500.0KVA</VALUE>
</ATTRIBUTES_ITEM>
</ATTRIBUTES>
</ATTRIBUTE_GROUPS_ITEM>
</XXJEAM_ASSET_SEARCH_PKG-24GETAS>
</OutputParameters>
考虑以下示例:
XML
<input>
<item>20KVA</item>
<item>120MVA</item>
<item>120.0KVA</item>
<item>120.0KV</item>
</input>
XSLT 1.0
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/input">
<output>
<xsl:for-each select="item">
<xsl:variable name="unit" select="translate(., '0123456789.', '')" />
<ratedApparentPower>
<unitSymbolUnit>
<xsl:value-of select="substring($unit, 2)" />
</unitSymbolUnit>
<multiplier>
<xsl:value-of select="substring($unit, 1 , 1)" />
</multiplier>
<floatValue>
<xsl:value-of select="substring-before(., $unit)" />
</floatValue>
</ratedApparentPower>
</xsl:for-each>
</output>
</xsl:template>
</xsl:stylesheet>
结果
<?xml version="1.0" encoding="UTF-8"?>
<output>
<ratedApparentPower>
<unitSymbolUnit>VA</unitSymbolUnit>
<multiplier>K</multiplier>
<floatValue>20</floatValue>
</ratedApparentPower>
<ratedApparentPower>
<unitSymbolUnit>VA</unitSymbolUnit>
<multiplier>M</multiplier>
<floatValue>120</floatValue>
</ratedApparentPower>
<ratedApparentPower>
<unitSymbolUnit>VA</unitSymbolUnit>
<multiplier>K</multiplier>
<floatValue>120.0</floatValue>
</ratedApparentPower>
<ratedApparentPower>
<unitSymbolUnit>V</unitSymbolUnit>
<multiplier>K</multiplier>
<floatValue>120.0</floatValue>
</ratedApparentPower>
</output>
我对下面的 XSLT 有疑问。我需要帮助来修复我的转变。我正在使用 XSLT 1.0。输入可以是 120KVA 或 120MVA 或 120.0KVA 或 120.0KV。输出我想解析成 3 个部分。即
<tns:ratedApparentPower>
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
<tns:multiplier>K</tns:multiplier>
<tns:floatValue>120.0</tns:floatValue>
</tns:ratedApparentPower>
我目前的转型是:
<tns:ratedApparentPower>
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
<tns:multiplier>
<xsl:value-of select="substring(translate(//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE,'1234567890', ''),1,1)" />
</tns:multiplier>
<tns:floatValue>
<xsl:value-of select="substring-before(//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE,substring(translate(//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE,'1234567890', ''),1,1))" />
</tns:floatValue>
</tns:ratedApparentPower>
</xsl:if>
生成O/P:
<tns:ratedApparentPower>
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
<tns:multiplier>.</tns:multiplier>
<tns:floatValue>120</tns:floatValue>
</tns:ratedApparentPower>
我的疑惑是:
- 如何获得
<tns:unitSymbolUnit>VA</tns:unitSymbolUnit>
?目前,我正在对其进行硬编码。但它可以是 V 或 VA 或任何其他值 - 如何获得乘数?按照我目前的逻辑,当我有 120.0 时,我得到
<tns:multiplier>.</tns:multiplier>
它工作正常。 - 根据我目前的逻辑,我得到
<tns:floatValue>120</tns:floatValue>
而不是 120.0. - 有什么方法可以缩短路径 (
//ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE
),方法是将它分配给某个变量而不是每次都使用整个路径?
迈克尔我编辑了你的模板 belwo 以符合我的要求并使用 callTemplate 但收到空响应
<xsl:template name="convertFloatValues">
<xsl:param name="floatValue1"/>
<xsl:variable name="unit" select="translate($floatValue1, '0123456789.', '')"/>
<unitSymbolUnit>
<xsl:value-of select="substring($unit, 2)"/>
</unitSymbolUnit>
<multiplier>
<xsl:value-of select="substring($unit, 1 , 1)"/>
</multiplier>
<floatValue>
<xsl:value-of select="substring-before(., $unit)"/>
</floatValue>
</xsl:template>
调用模板示例。不知道我错过了什么。你能帮帮我吗
<tns:ratedApparentPower>
<xsl:call-template name="convertFloatValues">
<xsl:with-param name="floatValue1" select="/ns0:OutputParameters/ns0:XXJEAM_ASSET_SEARCH_PKG-24GETAS/ns0:ATTRIBUTE_GROUPS/ns0:ATTRIBUTE_GROUPS_ITEM[ns0:NAME='DISTXFR']/ns0:ATTRIBUTES/ns0:ATTRIBUTES_ITEM[ns0:NAME='KVA']/ns0:VALUE"/>
</xsl:call-template>
</tns:ratedApparentPower>
输入:
<OutputParameters xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="*****">
<XXJEAM_ASSET_SEARCH_PKG-24GETAS>
<ATTRIBUTE_GROUPS_ITEM>
<NAME>DISTXFR</NAME>
<ATTRIBUTES>
<ATTRIBUTES_ITEM>
<COLUMN_NAME>C_ATTRIBUTE3</COLUMN_NAME>
<NAME>Volt</NAME>
<VALUE>500</VALUE>
</ATTRIBUTES_ITEM>
<ATTRIBUTES_ITEM>
<COLUMN_NAME>C_ATTRIBUTE4</COLUMN_NAME>
<NAME>KVA</NAME>
<VALUE>500.0KVA</VALUE>
</ATTRIBUTES_ITEM>
</ATTRIBUTES>
</ATTRIBUTE_GROUPS_ITEM>
</XXJEAM_ASSET_SEARCH_PKG-24GETAS>
</OutputParameters>
考虑以下示例:
XML
<input>
<item>20KVA</item>
<item>120MVA</item>
<item>120.0KVA</item>
<item>120.0KV</item>
</input>
XSLT 1.0
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/input">
<output>
<xsl:for-each select="item">
<xsl:variable name="unit" select="translate(., '0123456789.', '')" />
<ratedApparentPower>
<unitSymbolUnit>
<xsl:value-of select="substring($unit, 2)" />
</unitSymbolUnit>
<multiplier>
<xsl:value-of select="substring($unit, 1 , 1)" />
</multiplier>
<floatValue>
<xsl:value-of select="substring-before(., $unit)" />
</floatValue>
</ratedApparentPower>
</xsl:for-each>
</output>
</xsl:template>
</xsl:stylesheet>
结果
<?xml version="1.0" encoding="UTF-8"?>
<output>
<ratedApparentPower>
<unitSymbolUnit>VA</unitSymbolUnit>
<multiplier>K</multiplier>
<floatValue>20</floatValue>
</ratedApparentPower>
<ratedApparentPower>
<unitSymbolUnit>VA</unitSymbolUnit>
<multiplier>M</multiplier>
<floatValue>120</floatValue>
</ratedApparentPower>
<ratedApparentPower>
<unitSymbolUnit>VA</unitSymbolUnit>
<multiplier>K</multiplier>
<floatValue>120.0</floatValue>
</ratedApparentPower>
<ratedApparentPower>
<unitSymbolUnit>V</unitSymbolUnit>
<multiplier>K</multiplier>
<floatValue>120.0</floatValue>
</ratedApparentPower>
</output>