1

<?xml version='1.0' encoding='UTF-8'?>

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<!-- XML Schema schema for XML Schemas: Part 1: Structures -->

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<!DOCTYPE xs:schema PUBLIC "-//W3C//DTD XMLSCHEMA 200102//EN" "XMLSchema.dtd" [

     4

     5

<!-- provide ID type information even for parsers which only read the

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     internal subset -->

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<!ATTLIST xs:schema          id  ID  #IMPLIED>

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<!ATTLIST xs:complexType     id  ID  #IMPLIED>

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<!ATTLIST xs:complexContent  id  ID  #IMPLIED>

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<!ATTLIST xs:simpleContent   id  ID  #IMPLIED>

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<!ATTLIST xs:extension       id  ID  #IMPLIED>

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<!ATTLIST xs:element         id  ID  #IMPLIED>

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<!ATTLIST xs:group           id  ID  #IMPLIED> 

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<!ATTLIST xs:all             id  ID  #IMPLIED>

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<!ATTLIST xs:choice          id  ID  #IMPLIED>

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<!ATTLIST xs:sequence        id  ID  #IMPLIED>

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<!ATTLIST xs:any             id  ID  #IMPLIED>

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<!ATTLIST xs:anyAttribute    id  ID  #IMPLIED>

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<!ATTLIST xs:attribute       id  ID  #IMPLIED>

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<!ATTLIST xs:attributeGroup  id  ID  #IMPLIED>

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<!ATTLIST xs:unique          id  ID  #IMPLIED>

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<!ATTLIST xs:key             id  ID  #IMPLIED>

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<!ATTLIST xs:keyref          id  ID  #IMPLIED>

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<!ATTLIST xs:selector        id  ID  #IMPLIED>

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<!ATTLIST xs:field           id  ID  #IMPLIED>

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<!ATTLIST xs:include         id  ID  #IMPLIED>

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<!ATTLIST xs:import          id  ID  #IMPLIED>

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<!ATTLIST xs:redefine        id  ID  #IMPLIED>

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<!ATTLIST xs:notation        id  ID  #IMPLIED>

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]>

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<xs:schema targetNamespace="http://www.w3.org/2001/XMLSchema" blockDefault="#all" elementFormDefault="qualified" version="Id: XMLSchema.xsd,v 1.48 2001/04/24 18:56:39 ht Exp " xmlns:xs="http://www.w3.org/2001/XMLSchema" xml:lang="EN">

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    33

 <xs:annotation>

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   <xs:documentation source="http://www.w3.org/TR/2001/REC-xmlschema-1-20010502/structures.html">

    35

   The schema corresponding to this document is normative,

    36

   with respect to the syntactic constraints it expresses in the

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   XML Schema language.  The documentation (within <documentation> elements)

    38

   below, is not normative, but rather highlights important aspects of

    39

   the W3C Recommendation of which this is a part</xs:documentation>

    40

 </xs:annotation>

    41

    42

 <xs:annotation>

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   <xs:documentation>

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   The simpleType element and all of its members are defined

    45

   in datatypes.xsd</xs:documentation>

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 </xs:annotation>

    47

    48

 <xs:include schemaLocation="datatypes.xsd"/>

    49

    50

 <xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="http://www.w3.org/2001/xml.xsd">

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   <xs:annotation>

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     <xs:documentation>

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       Get access to the xml: attribute groups for xml:lang

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       as declared on 'schema' and 'documentation' below

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     </xs:documentation>

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   </xs:annotation>

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 </xs:import>

    58

    59

 <xs:complexType name="openAttrs">

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   <xs:annotation>

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     <xs:documentation>

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       This type is extended by almost all schema types

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       to allow attributes from other namespaces to be

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       added to user schemas.

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     </xs:documentation>

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   </xs:annotation>

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   <xs:complexContent>

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     <xs:restriction base="xs:anyType">

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       <xs:anyAttribute namespace="##other" processContents="lax"/>

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     </xs:restriction>

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   </xs:complexContent>

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 </xs:complexType>

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    74

 <xs:complexType name="annotated">

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   <xs:annotation>

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     <xs:documentation>

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       This type is extended by all types which allow annotation

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       other than <schema> itself

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     </xs:documentation>

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   </xs:annotation>

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   <xs:complexContent>

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     <xs:extension base="xs:openAttrs">

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       <xs:sequence>

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	     <xs:element ref="xs:annotation" minOccurs="0"/>

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       </xs:sequence>

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       <xs:attribute name="id" type="xs:ID"/>

    87

     </xs:extension>

    88

   </xs:complexContent>

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 </xs:complexType>

    90

    91

 <xs:group name="schemaTop">

    92

  <xs:annotation>

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   <xs:documentation>

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   This group is for the

    95

   elements which occur freely at the top level of schemas.

    96

   All of their types are based on the "annotated" type by extension.

    97

   </xs:documentation>

    98

  </xs:annotation>

    99

  <xs:choice>

   100

   <xs:group   ref="xs:redefinable"/>

   101

   <xs:element ref="xs:element"/>

   102

   <xs:element ref="xs:attribute"/>

   103

   <xs:element ref="xs:notation"/>

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  </xs:choice>

   105

 </xs:group>

   106

   107

 <xs:group name="redefinable">

   108

  <xs:annotation>

   109

   <xs:documentation>

   110

   This group is for the

   111

   elements which can self-redefine (see <redefine> below).

   112

   </xs:documentation>

   113

  </xs:annotation>

   114

  <xs:choice>

   115

   <xs:element ref="xs:simpleType"/>

   116

   <xs:element ref="xs:complexType"/>

   117

   <xs:element ref="xs:group"/>

   118

   <xs:element ref="xs:attributeGroup"/>

   119

  </xs:choice>

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 </xs:group>

   121

   122

 <xs:simpleType name="formChoice">

   123

  <xs:annotation>

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   <xs:documentation>

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   A utility type, not for public use

   126

   </xs:documentation>

   127

  </xs:annotation>

   128

  <xs:restriction base="xs:NMTOKEN">

   129

   <xs:enumeration value="qualified"/>

   130

   <xs:enumeration value="unqualified"/>

   131

  </xs:restriction>

   132

 </xs:simpleType>

   133

   134

 <xs:simpleType name="reducedDerivationControl">

   135

  <xs:annotation>

   136

   <xs:documentation>

   137

   A utility type, not for public use

   138

   </xs:documentation>

   139

  </xs:annotation>

   140

  <xs:restriction base="xs:derivationControl">

   141

   <xs:enumeration value="extension"/>

   142

   <xs:enumeration value="restriction"/>

   143

  </xs:restriction>

   144

 </xs:simpleType>

   145

   146

 <xs:simpleType name="derivationSet">

   147

  <xs:annotation>

   148

   <xs:documentation>

   149

   A utility type, not for public use

   150

   </xs:documentation>

   151

   <xs:documentation>

   152

   #all or (possibly empty) subset of {extension, restriction}</xs:documentation>

   153

  </xs:annotation>

   154

  <xs:union>

   155

   <xs:simpleType>    

   156

    <xs:restriction base="xs:token">

   157

     <xs:enumeration value="#all"/>

   158

    </xs:restriction>

   159

   </xs:simpleType>

   160

   <xs:simpleType>

   161

    <xs:list itemType="xs:reducedDerivationControl"/>

   162

   </xs:simpleType>

   163

  </xs:union>

   164

 </xs:simpleType>

   165

   166

 <xs:element name="schema" id="schema">

   167

  <xs:annotation>

   168

    <xs:documentation source="http://www.w3.org/TR/xmlschema-1/#element-schema"/>

   169

  </xs:annotation>

   170

  <xs:complexType>

   171

   <xs:complexContent>

   172

    <xs:extension base="xs:openAttrs">

   173

     <xs:sequence>

   174

      <xs:choice minOccurs="0" maxOccurs="unbounded">

   175

       <xs:element ref="xs:include"/>

   176

       <xs:element ref="xs:import"/>

   177

       <xs:element ref="xs:redefine"/>

   178

       <xs:element ref="xs:annotation"/>

   179

      </xs:choice>

   180

      <xs:sequence minOccurs="0" maxOccurs="unbounded">

   181

       <xs:group ref="xs:schemaTop"/>

   182

       <xs:element ref="xs:annotation" minOccurs="0" maxOccurs="unbounded"/>

   183

      </xs:sequence>

   184

     </xs:sequence>

   185

     <xs:attribute name="targetNamespace" type="xs:anyURI"/>

   186

     <xs:attribute name="version" type="xs:token"/>

   187

     <xs:attribute name="finalDefault" type="xs:derivationSet" use="optional" default="#all"/>

   188

     <xs:attribute name="blockDefault" type="xs:blockSet" use="optional" default="#all"/>

   189

     <xs:attribute name="attributeFormDefault" type="xs:formChoice" use="optional" default="unqualified"/>

   190

     <xs:attribute name="elementFormDefault" type="xs:formChoice" use="optional" default="unqualified"/>

   191

     <xs:attribute name="id" type="xs:ID"/>

   192

     <xs:attribute ref="xml:lang"/>

   193

     <xs:attribute ref="xmlns:xsd"/>

   194

    </xs:extension>

   195

   </xs:complexContent>

   196

  </xs:complexType>

   197

   198

  <xs:key name="element">

   199

   <xs:selector xpath="xs:element"/>

   200

   <xs:field xpath="@name"/>

   201

  </xs:key>

   202

   203

  <xs:key name="attribute">

   204

   <xs:selector xpath="xs:attribute"/>

   205

   <xs:field xpath="@name"/>

   206

  </xs:key>

   207

   208

  <xs:key name="type">

   209

   <xs:selector xpath="xs:complexType|xs:simpleType"/>

   210

   <xs:field xpath="@name"/>

   211

  </xs:key>

   212

   213

  <xs:key name="group">

   214

   <xs:selector xpath="xs:group"/>

   215

   <xs:field xpath="@name"/>

   216

  </xs:key>

   217

   218

  <xs:key name="attributeGroup">

   219

   <xs:selector xpath="xs:attributeGroup"/>

   220

   <xs:field xpath="@name"/>

   221

  </xs:key>

   222

   223

  <xs:key name="notation">

   224

   <xs:selector xpath="xs:notation"/>

   225

   <xs:field xpath="@name"/>

   226

  </xs:key>

   227

   228

  <xs:key name="identityConstraint">

   229

   <xs:selector xpath=".//xs:key|.//xs:unique|.//xs:keyref"/>

   230

   <xs:field xpath="@name"/>

   231

  </xs:key>

   232

   233

 </xs:element>

   234

   235

 <xs:simpleType name="allNNI">

   236

  <xs:annotation><xs:documentation>

   237

   for maxOccurs</xs:documentation></xs:annotation>

   238

  <xs:union memberTypes="xs:nonNegativeInteger">

   239

   <xs:simpleType>

   240

    <xs:restriction base="xs:NMTOKEN">

   241

     <xs:enumeration value="unbounded"/>

   242

    </xs:restriction>

   243

   </xs:simpleType>

   244

  </xs:union>

   245

 </xs:simpleType>

   246

   247

 <xs:attributeGroup name="occurs">

   248

  <xs:annotation><xs:documentation>

   249

   for all particles</xs:documentation></xs:annotation>

   250

  <xs:attribute name="minOccurs" type="xs:nonNegativeInteger" use="optional" default="1"/>

   251

  <xs:attribute name="maxOccurs" type="xs:allNNI" use="optional" default="1"/>

   252

 </xs:attributeGroup>

   253

   254

 <xs:attributeGroup name="defRef">

   255

  <xs:annotation><xs:documentation>

   256

   for element, group and attributeGroup,

   257

   which both define and reference</xs:documentation></xs:annotation>

   258

  <xs:attribute name="name" type="xs:NCName"/>

   259

  <xs:attribute name="ref" type="xs:QName"/>

   260

 </xs:attributeGroup>

   261

   262

 <xs:group name="typeDefParticle">

   263

  <xs:annotation>

   264

    <xs:documentation>

   265

   'complexType' uses this</xs:documentation></xs:annotation>

   266

  <xs:choice>

   267

   <xs:element name="group" type="xs:groupRef"/>

   268

   <xs:element ref="xs:all"/>

   269

   <xs:element ref="xs:choice"/>

   270

   <xs:element ref="xs:sequence"/>

   271

  </xs:choice>

   272

 </xs:group>

   273

   274

   275

   276

 <xs:group name="nestedParticle">

   277

  <xs:choice>

   278

   <xs:element name="element" type="xs:localElement"/>

   279

   <xs:element name="group" type="xs:groupRef"/>

   280

   <xs:element ref="xs:choice"/>

   281

   <xs:element ref="xs:sequence"/>

   282

   <xs:element ref="xs:any"/>

   283

  </xs:choice>

   284

 </xs:group>

   285

   286

 <xs:group name="particle">

   287

  <xs:choice>

   288

   <xs:element name="element" type="xs:localElement"/>

   289

   <xs:element name="group" type="xs:groupRef"/>

   290

   <xs:element ref="xs:all"/>

   291

   <xs:element ref="xs:choice"/>

   292

   <xs:element ref="xs:sequence"/>

   293

   <xs:element ref="xs:any"/>

   294

  </xs:choice>

   295

 </xs:group>

   296

   297

 <xs:complexType name="attribute">

   298

  <xs:complexContent>

   299

   <xs:extension base="xs:annotated">

   300

    <xs:sequence>

   301

     <xs:element name="simpleType" minOccurs="0" type="xs:localSimpleType"/>

   302

    </xs:sequence>

   303

    <xs:attributeGroup ref="xs:defRef"/>

   304

    <xs:attribute name="type" type="xs:QName"/>

   305

    <xs:attribute name="use" use="optional" default="optional">

   306

     <xs:simpleType>

   307

      <xs:restriction base="xs:NMTOKEN">

   308

       <xs:enumeration value="prohibited"/>

   309

       <xs:enumeration value="optional"/>

   310

       <xs:enumeration value="required"/>

   311

      </xs:restriction>

   312

     </xs:simpleType>

   313

    </xs:attribute>

   314

    <xs:attribute name="default" type="xs:string"/>

   315

    <xs:attribute name="fixed" type="xs:string"/>

   316

    <xs:attribute name="form" type="xs:formChoice"/>

   317

   </xs:extension>

   318

  </xs:complexContent>

   319

 </xs:complexType>

   320

   321

 <xs:complexType name="topLevelAttribute">

   322

  <xs:complexContent>

   323

   <xs:restriction base="xs:attribute">

   324

    <xs:sequence>

   325

     <xs:element ref="xs:annotation" minOccurs="0"/>

   326

     <xs:element name="simpleType" minOccurs="0" type="xs:localSimpleType"/>

   327

    </xs:sequence>

   328

    <xs:attribute name="ref" use="prohibited"/>

   329

    <xs:attribute name="form" use="prohibited"/>

   330

    <xs:attribute name="use" use="prohibited"/>

   331

    <xs:attribute name="name" use="required" type="xs:NCName"/>

   332

   </xs:restriction>

   333

  </xs:complexContent>

   334

 </xs:complexType>

   335

   336

 <xs:group name="attrDecls">

   337

  <xs:sequence>

   338

   <xs:choice minOccurs="0" maxOccurs="unbounded">

   339

    <xs:element name="attribute" type="xs:attribute"/>

   340

    <xs:element name="attributeGroup" type="xs:attributeGroupRef"/>

   341

   </xs:choice>

   342

   <xs:element ref="xs:anyAttribute" minOccurs="0"/>

   343

  </xs:sequence>

   344

 </xs:group>

   345

   346

 <xs:element name="anyAttribute" type="xs:wildcard" id="anyAttribute">

   347

  <xs:annotation>

   348

   <xs:documentation source="http://www.w3.org/TR/xmlschema-1/#element-anyAttribute"/>

   349

  </xs:annotation>

   350

 </xs:element>

   351

   352

 <xs:group name="complexTypeModel">

   353

  <xs:choice>

   354

      <xs:element ref="xs:simpleContent"/>

   355

      <xs:element ref="xs:complexContent"/>

   356

      <xs:sequence>

   357

       <xs:annotation>

   358

        <xs:documentation>

   359

   This branch is short for

   360

   <complexContent>

   361

   <restriction base="xs:anyType">

   362

   ...

   363

   </restriction>

   364

   </complexContent>

   365

        </xs:documentation>

   366

       </xs:annotation>

   367

       <xs:group ref="xs:typeDefParticle" minOccurs="0"/>

   368

       <xs:group ref="xs:attrDecls"/>

   369

      </xs:sequence>

   370

  </xs:choice>

   371

 </xs:group>

   372

   373

 <xs:complexType name="complexType" abstract="true">

   374

  <xs:complexContent>

   375

   <xs:extension base="xs:annotated">

   376

    <xs:group ref="xs:complexTypeModel"/>

   377

    <xs:attribute name="name" type="xs:NCName">

   378

     <xs:annotation>

   379

      <xs:documentation>

   380

      Will be restricted to required or forbidden

   381

      </xs:documentation>

   382

     </xs:annotation>

   383

    </xs:attribute>

   384

    <xs:attribute name="mixed" type="xs:boolean" use="optional" default="false">

   385

     <xs:annotation>

   386

      <xs:documentation>

   387

      Not allowed if simpleContent child is chosen.

   388

      May be overriden by setting on complexContent child.

   389

      </xs:documentation>

   390

    </xs:annotation>

   391

    </xs:attribute>

   392

    <xs:attribute name="abstract" type="xs:boolean" use="optional" default="false"/>

   393

    <xs:attribute name="final" type="xs:derivationSet"/>

   394

    <xs:attribute name="block" type="xs:derivationSet"/>

   395

   </xs:extension>

   396

  </xs:complexContent>

   397

 </xs:complexType>

   398

   399

 <xs:complexType name="topLevelComplexType">

   400

  <xs:complexContent>

   401

   <xs:restriction base="xs:complexType">

   402

    <xs:sequence>

   403

     <xs:element ref="xs:annotation" minOccurs="0"/>

   404

     <xs:group ref="xs:complexTypeModel"/>

   405

    </xs:sequence>

   406

    <xs:attribute name="name" type="xs:NCName" use="required"/>

   407

   </xs:restriction>

   408

  </xs:complexContent>

   409

 </xs:complexType>

   410

   411

 <xs:complexType name="localComplexType">

   412

  <xs:complexContent>

   413

   <xs:restriction base="xs:complexType">

   414

    <xs:sequence>

   415

     <xs:element ref="xs:annotation" minOccurs="0"/>

   416

     <xs:group ref="xs:complexTypeModel"/>

   417

    </xs:sequence>

   418

    <xs:attribute name="name" use="prohibited"/>

   419

    <xs:attribute name="abstract" use="prohibited"/>

   420

    <xs:attribute name="final" use="prohibited"/>

   421

    <xs:attribute name="block" use="prohibited"/>

   422

   </xs:restriction>

   423

  </xs:complexContent>

   424

 </xs:complexType>

   425

   426

 <xs:complexType name="restrictionType">

   427

  <xs:complexContent>

   428

   <xs:extension base="xs:annotated">

   429

    <xs:sequence>

   430

     <xs:choice>

   431

      <xs:group ref="xs:typeDefParticle" minOccurs="0"/>

   432

      <xs:group ref="xs:simpleRestrictionModel" minOccurs="0"/>

   433

     </xs:choice>

   434

     <xs:group ref="xs:attrDecls"/>

   435

    </xs:sequence>

   436

    <xs:attribute name="base" type="xs:QName" use="required"/>

   437

   </xs:extension>

   438

  </xs:complexContent>       

   439

 </xs:complexType>

   440

   441

 <xs:complexType name="complexRestrictionType">

   442

  <xs:complexContent>

   443

   <xs:restriction base="xs:restrictionType">

   444

    <xs:sequence>

   445

     <xs:element ref="xs:annotation" minOccurs="0"/>

   446

     <xs:group ref="xs:typeDefParticle" minOccurs="0"/>

   447

     <xs:group ref="xs:attrDecls"/>

   448

    </xs:sequence>

   449

   </xs:restriction>

   450

  </xs:complexContent>       

   451

 </xs:complexType>

   452

   453

 <xs:complexType name="extensionType">

   454

  <xs:complexContent>

   455

   <xs:extension base="xs:annotated">

   456

    <xs:sequence>

   457

     <xs:group ref="xs:typeDefParticle" minOccurs="0"/>

   458

     <xs:group ref="xs:attrDecls"/>

   459

    </xs:sequence>

   460

    <xs:attribute name="base" type="xs:QName" use="required"/>

   461

   </xs:extension>

   462

  </xs:complexContent>       

   463

 </xs:complexType>

   464

   465

 <xs:element name="complexContent" id="complexContent">

   466

  <xs:annotation>

   467

   <xs:documentation source="http://www.w3.org/TR/xmlschema-1/#element-complexContent"/>

   468

  </xs:annotation>

   469

  <xs:complexType>

   470

   <xs:complexContent>

   471

    <xs:extension base="xs:annotated">

   472

     <xs:choice>

   473

      <xs:element name="restriction" type="xs:complexRestrictionType"/>

   474

      <xs:element name="extension" type="xs:extensionType"/>

   475

     </xs:choice>     

   476

     <xs:attribute name="mixed" type="xs:boolean">

   477

      <xs:annotation>

   478

       <xs:documentation>

   479

       Overrides any setting on complexType parent.</xs:documentation>

   480

      </xs:annotation>

   481

    </xs:attribute>

   482

    </xs:extension>

   483

   </xs:complexContent>

   484

  </xs:complexType>

   485

 </xs:element>

   486

   487

 <xs:complexType name="simpleRestrictionType">

   488

  <xs:complexContent>

   489

   <xs:restriction base="xs:restrictionType">

   490

    <xs:sequence>

   491

     <xs:element ref="xs:annotation" minOccurs="0"/>

   492

     <xs:group ref="xs:simpleRestrictionModel" minOccurs="0"/>

   493

     <xs:group ref="xs:attrDecls"/>

   494

    </xs:sequence>

   495

   </xs:restriction>

   496

  </xs:complexContent>

   497

 </xs:complexType>

   498

   499

 <xs:complexType name="simpleExtensionType">

   500

  <xs:complexContent>

   501

   <xs:restriction base="xs:extensionType">

   502

    <xs:sequence>

   503

     <xs:annotation>

   504

      <xs:documentation>

   505

      No typeDefParticle group reference</xs:documentation>

   506

     </xs:annotation>

   507

     <xs:element ref="xs:annotation" minOccurs="0"/>

   508

     <xs:group ref="xs:attrDecls"/>

   509

    </xs:sequence>

   510

   </xs:restriction>

   511

  </xs:complexContent>

   512

 </xs:complexType>

   513

   514

 <xs:element name="simpleContent" id="simpleContent">

   515

  <xs:annotation>

   516

   <xs:documentation source="http://www.w3.org/TR/xmlschema-1/#element-simpleContent"/>

   517

  </xs:annotation>

   518

  <xs:complexType>

   519

   <xs:complexContent>

   520

    <xs:extension base="xs:annotated">

   521

     <xs:choice>

   522

      <xs:element name="restriction" type="xs:simpleRestrictionType"/>

   523

      <xs:element name="extension" type="xs:simpleExtensionType"/>

   524

     </xs:choice>

   525

    </xs:extension>

   526

   </xs:complexContent>

   527

  </xs:complexType>

   528

 </xs:element>

   529

   530

 <xs:element name="complexType" type="xs:topLevelComplexType" id="complexType">