66 lines
1.5 KiB
C#
66 lines
1.5 KiB
C#
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using System;
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using System.Collections;
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using System.Collections.Specialized;
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using System.Xml;
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using Commons.Xml;
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namespace Commons.Xml.Nvdl
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{
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public class NvdlBuiltInValidationProvider : NvdlValidationProvider
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{
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public NvdlBuiltInValidationProvider ()
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{
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}
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public override NvdlValidatorGenerator CreateGenerator (
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XmlReader reader, NvdlConfig config)
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{
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reader.MoveToContent ();
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if (reader.NodeType != XmlNodeType.Element ||
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reader.NamespaceURI != Nvdl.BuiltInValidationNamespace)
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return null;
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return new NvdlBuiltInValidatorGenerator (reader.LocalName == "allow");
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}
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}
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internal class NvdlBuiltInValidatorGenerator : NvdlValidatorGenerator
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{
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bool allow;
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public NvdlBuiltInValidatorGenerator (bool allow)
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{
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this.allow = allow;
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}
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public override XmlReader CreateValidator (XmlReader reader, XmlResolver resolver)
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{
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return new NvdlBuiltInValidationReader (reader, allow);
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}
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public override bool AddOption (string name, string arg)
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{
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return false;
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}
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}
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internal class NvdlBuiltInValidationReader : XmlDefaultReader
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{
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bool allow;
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public NvdlBuiltInValidationReader (XmlReader reader, bool allow)
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: base (reader)
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{
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this.allow = allow;
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}
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public override bool Read ()
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{
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if (!Reader.Read ())
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return false;
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if (!allow)
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throw new NvdlValidationException (String.Format ("The NVDL script does not allow an element whose namespace is '{0}'", Reader.NamespaceURI), Reader as IXmlLineInfo);
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return true;
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}
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}
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}
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