XML/XML Schema/element

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Версия от 11:26, 26 мая 2010; Admin (обсуждение | вклад) (1 версия)
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Define element type outside

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <airport xmlns="http://www.wbex.ru" 

        xmlns:ex="http://www.wbex.ru"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation=
                             "http://www.wbex.ru
                              Schema.xsd">
   <aircraft>F-16</aircraft>

</airport> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="aircraft" type="xsd:string"/>
   <xsd:element name="airport">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element ref="aircraft" maxOccurs="2"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema> 

</source>


Element referencing another element

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <AttributeExamples xmlns="http://www.wbex.ru" 

                  xmlns:i="http://www.wbex.ru"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation="http://www.wbex.ru Schema.xsd">
   <image/>                 
   <image i:src="http://www.wbex.ru/style/logo.png"/>

</AttributeExamples> File: Schema.xml <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="image">
       <xsd:complexType>
           <xsd:attribute ref="src"/>
       </xsd:complexType>
   </xsd:element>
   <xsd:attribute name="src" type="xsd:anyURI"/>
   <xsd:element name="AttributeExamples">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element ref="image" maxOccurs="2"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema> 

</source>


Element with anonymous complexType and sequence

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <addr:address xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 

   xsi:schemaLocation="http://www.wbex.ru Schema.xsd"
   xmlns:addr="http://www.wbex.ru"
   addr:language="en">
 <fullName>
   <first>first</first>
   <middle>middle</middle>
   <last>last</last>
 </fullName>
 <contacts>
   <phone addr:number="111.222.3333"/>
 </contacts>

</addr:address>

File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

 targetNamespace="http://www.wbex.ru"
 xmlns:addr="http://www.wbex.ru"
 attributeFormDefault="qualified">
<xsd:element name="address">
 <xsd:complexType>
   <xsd:sequence>
     <xsd:element name="fullName">
       <xsd:complexType>
         <xsd:sequence>
           <xsd:element name="first" type="addr:nameType"/>
           <xsd:element name="middle" type="addr:nameType" minOccurs="0"/>
           <xsd:element name="last" type="addr:nameType"/>
         </xsd:sequence>
       </xsd:complexType>
     </xsd:element>
     <xsd:element name="contacts" type="addr:contactsType" minOccurs="0"/>
   </xsd:sequence>
 <xsd:attributeGroup ref="addr:nationality"/>
 </xsd:complexType>
</xsd:element>

<xsd:complexType name="nameType">
 <xsd:simpleContent>
   <xsd:extension base="xsd:string"/>
 </xsd:simpleContent>
</xsd:complexType>

 <xsd:complexType name="contactsType">
   <xsd:sequence>
     <xsd:element name="phone" minOccurs="0">
       <xsd:complexType>
         <xsd:complexContent>
           <xsd:restriction base="xsd:anyType">
             <xsd:attribute name="number" type="xsd:string"/>
           </xsd:restriction>
         </xsd:complexContent>
       </xsd:complexType>
     </xsd:element>
   </xsd:sequence>
 </xsd:complexType>
<xsd:attributeGroup name="nationality">
 <xsd:attribute name="language" type="xsd:language"/>
</xsd:attributeGroup>

</xsd:schema> 

</source>


Element with anonymous simpleType

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <airport xmlns="http://www.wbex.ru" 

                  xmlns:ex="http://www.wbex.ru"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation=
                             "http://www.wbex.ru
                              Schema.xsd">
   <aircraft/>              
   <aircraft>F-16</aircraft>

</airport> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="airport">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element name="aircraft" default="Boeing 747"  maxOccurs="2">
                   <xsd:simpleType>
                       <xsd:restriction base="xsd:string">
                           <xsd:enumeration value="Boeing 747"/>
                           <xsd:enumeration value="F-16"/>
                           <xsd:enumeration value="A-10"/>
                       </xsd:restriction>
                   </xsd:simpleType>
               </xsd:element>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema> 

</source>


Element with fixed value

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <airport xmlns="http://www.wbex.ru" 

        xmlns:ex="http://www.wbex.ru"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://www.wbex.ru Schema.xsd">
   <aircraft/>                
   <aircraft>Boeing 747</aircraft>

</airport> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="airport">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element name="aircraft" fixed="Boeing 747"  maxOccurs="2" type="xsd:string"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema> 

</source>


element with maxOccurs="unbounded"

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <Book xmlns="http://www.wbex.ru" 

     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation= "http://www.wbex.ru Schema.xsd">
   <Title>title 1</Title>
   <Author>author 1</Author>
   <Author>author 2</Author>
   <Date>1993</Date>
   <ISBN>1-11111-111-1</ISBN>
   <Publisher>publisher 1</Publisher>

</Book>

File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="Book" type="bookType"/>
       
   <xsd:complexType name="bookType">
       <xsd:sequence>
           <xsd:element name="Title" type="xsd:string" minOccurs="1" maxOccurs="1"/>
           <xsd:element name="Author" type="xsd:string" minOccurs="1" maxOccurs="unbounded"/>
           <xsd:element name="Date" type="xsd:string" minOccurs="1" maxOccurs="1"/>
           <xsd:element name="ISBN" type="xsd:string" minOccurs="1" maxOccurs="1"/>
           <xsd:element name="Publisher" type="xsd:string" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
   </xsd:complexType>

</xsd:schema> 

</source>


Reference element as type

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <airport xmlns="http://www.wbex.ru" 

                  xmlns:ex="http://www.wbex.ru"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation="http://www.wbex.ru Schema.xsd">
   <aircraft/>                
   <aircraft>F-16</aircraft>

</airport> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="aircraft" default="Boeing 747" type="xsd:string"/>
   <xsd:element name="airport">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element ref="aircraft" maxOccurs="2"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema> 

</source>


Reference element based on simpleType

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <airport xmlns="http://www.wbex.ru" 

                  xmlns:ex="http://www.wbex.ru"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation= "http://www.wbex.ru Schema.xsd">
   <aircraft/>              
   <aircraft>F-16</aircraft>

</airport> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="aircraft" default="Boeing 747">
       <xsd:simpleType>
           <xsd:restriction base="xsd:string">
               <xsd:enumeration value="Boeing 747"/>
               <xsd:enumeration value="F-16"/>
               <xsd:enumeration value="A-10"/>
           </xsd:restriction>
       </xsd:simpleType>
   </xsd:element>
   <xsd:element name="airport">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element ref="aircraft" maxOccurs="2"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema> 

</source>


Schema for elements with inner elements and attribute

   <source lang="xml">

File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"> 

  <xsd:element name="BOOK">
     <xsd:complexType>
        <xsd:sequence>
           <xsd:element name="TITLE" type="xsd:string"/>
           <xsd:element name="AUTHOR" type="xsd:string"/>
           <xsd:element name="BINDING" type="xsd:string"/>
           <xsd:element name="PAGES" type="xsd:positiveInteger"/>
           <xsd:element name="PRICE" type="xsd:decimal"/>
        </xsd:sequence>
        <xsd:attribute name="InStock" type="xsd:boolean" 
           use="required"/>
     </xsd:complexType>
  </xsd:element>

</xsd:schema>

File: Data.xml

<?xml version="1.0"?> <BOOK InStock="true"> 

  <TITLE>title 1</TITLE>
  <AUTHOR>author 1</AUTHOR>
  <BINDING>trade paperback</BINDING>
  <PAGES>73</PAGES>
  <PRICE>1.95</PRICE>

</BOOK> 

</source>


XML schema for list of tags with identical structure

   <source lang="xml">

File: Data.xml <?xml version="1.0" encoding="UTF-8"?> <library> 

 <DVD id="1">
   <title>title 1</title>
   <format>Movie</format>
   <genre>Classic</genre>
 </DVD>
 <DVD id="2">
   <title>Contact</title>
   <format>Movie</format>
   <genre>Science fiction</genre>
 </DVD>

</library>

File: Schema.xsd <?xml version="1.0" encoding="UTF-8"?> <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"> 

 <xs:element name="library">
   <xs:complexType>
     <xs:sequence>
       <xs:element name="DVD" minOccurs="0" maxOccurs="unbounded">
         <xs:complexType>
           <xs:sequence>
             <xs:element name="title" type="xs:string"/>
             <xs:element name="format" type="xs:string"/>
             <xs:element name="genre" type="xs:string"/>
           </xs:sequence>
           <xs:attribute name="id" type="xs:integer" use="required"/>
         </xs:complexType>
       </xs:element>
     </xs:sequence>
   </xs:complexType>
 </xs:element>

</xs:schema> 

</source>
Источник — «http://wbex.ru/index.php?title=XML/XML_Schema/element&oldid=10149»