解析XSD限制
本文关键字:限制 XSD 解析 | 更新日期: 2023-09-27 17:50:48
<xs:group name="datosGeneralesComunes">
<xs:sequence>
<xs:element name="gravedad">
<xs:simpleType>
<xs:restriction base="xs:integer">
<xs:minInclusive value="1" />
<xs:maxInclusive value="4" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element name="zona">
<xs:simpleType>
<xs:restriction base="xs:integer">
<xs:minInclusive value="1" />
<xs:maxInclusive value="4" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element minOccurs="0" name="descripcion">
<xs:simpleType>
<xs:restriction base="xs:string">
<xs:maxLength value="2000" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element minOccurs="0" name="tipo_accidente_salida">
<xs:simpleType>
<xs:restriction base="xs:integer">
<xs:minInclusive value="1" />
<xs:maxInclusive value="2" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element minOccurs="0" name="tipo_accidente_colision">
<xs:simpleType>
<xs:restriction base="xs:integer">
<xs:minInclusive value="1" />
<xs:maxInclusive value="13" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element minOccurs="0" name="salida_via">
<xs:simpleType>
<xs:restriction base="xs:integer">
<xs:enumeration value="0" />
<xs:enumeration value="1" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element minOccurs="0" name="tipo_accidente_animal">
<xs:simpleType>
<xs:restriction base="xs:integer">
<xs:minInclusive value="0" />
<xs:maxInclusive value="27" />
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element name="unidad_demarcacion">
<xs:simpleType>
<xs:restriction base="xs:string">
<xs:maxLength value="10" />
</xs:restriction>
</xs:simpleType>
</xs:element>
</xs:sequence>
</xs:group>
我需要解析组内的XSD文件的限制,但是我只能看到(在调试视图中)元素的名称(我也看到"派生自限制")。但是我需要minInclusive和maxInclusive的值。
这是我到目前为止的代码:
XmlSchema schema;
using (var reader = new StreamReader(Path.Combine(Environment.CurrentDirectory, "esquema.xsd")))
{
schema = XmlSchema.Read(reader, null);
}
XmlSchemaSet schemaSet = new XmlSchemaSet();
schemaSet.Add(schema);
schemaSet.Compile();
在编译schema并进入调试模式后,我看不到我需要什么。有线索吗?
对
好,假设我们想要获得模式的第21项(这就是我的XSD片段的情况)。下面是一个接一个的所有步骤(我还包括一个动态打印,而不是检查限制的所有可能类型)。希望它对将来的人有所帮助。
schema = schemaSet.Schemas().Cast<XmlSchema>().Single();
XmlSchemaGroup g = schema.Items[21] as XmlSchemaGroup;
XmlSchemaElement ge = g.Particle.Items[0] as XmlSchemaElement;
XmlSchemaSimpleType gef = ge.ElementSchemaType as XmlSchemaSimpleType;
XmlSchemaSimpleTypeContent gefc = gef.Content as XmlSchemaSimpleTypeContent;
XmlSchemaSimpleTypeRestriction re = gefc as XmlSchemaSimpleTypeRestriction;
XmlSchemaObjectCollection fac = re.Facets;
foreach (var restriccion in fac)
{
Console.WriteLine(restriccion.GetType().ToString()+": {0}", (restriccion as dynamic).Value);
//if (restriccion.GetType().Equals(typeof(XmlSchemaLengthFacet)))
//{
// Console.WriteLine("length: {0}", (restriccion as XmlSchemaLengthFacet).Value);
//}
//else if (restriccion.GetType().Equals(typeof(XmlSchemaMinInclusiveFacet)))
//{
// Console.WriteLine("minInclusive: {0}", (restriccion as XmlSchemaMinInclusiveFacet).Value);
//}
//else if (restriccion.GetType().Equals(typeof(XmlSchemaMaxInclusiveFacet)))
//{
// Console.WriteLine("maxInclusive: {0}", (restriccion as XmlSchemaMaxInclusiveFacet).Value);
//}
}