public static bool GetByte(Schema schema, XmlReader reader, out byte value)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity
== XmlSchemaValidity.Invalid)
{
// an error has already been issued by the xsd validation
value = 0;
;
return(false);
}
var text = reader.Value;
value = byte.MinValue;
if (byte.TryParse(text, NumberStyles.Integer, CultureInfo.InvariantCulture, out value))
{
return(true);
}
schema.AddError(
ErrorCode.ByteValueExpected, EdmSchemaErrorSeverity.Error, reader,
Strings.ValueNotUnderstood(reader.Value, reader.Name));
return(false);
}
public static bool GetBool(Schema schema, XmlReader reader, out bool value)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity
== XmlSchemaValidity.Invalid)
{
value = true; // we have to set the value to something before returning.
return(false);
}
// do this in a try catch, just in case the attribute wasn't validated against an xsd:boolean
try
{
value = reader.ReadContentAsBoolean();
return(true);
}
catch (XmlException)
{
// we already handled the valid and invalid cases, so it must be NotKnown now.
Debug.Assert(reader.SchemaInfo.Validity == XmlSchemaValidity.NotKnown, "The schema validity must be NotKnown at this point");
schema.AddError(
ErrorCode.BoolValueExpected, EdmSchemaErrorSeverity.Error, reader,
Strings.ValueNotUnderstood(reader.Value, reader.Name));
}
value = true; // we have to set the value to something before returning.
return(false);
}
public static bool GetUndottedName(Schema schema, XmlReader reader, out string name)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity == XmlSchemaValidity.Invalid)
{
// the xsd already put in an error
name = null;
return(false);
}
name = reader.Value;
if (string.IsNullOrEmpty(name))
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.EmptyName(reader.Name));
return(false);
}
if (schema.DataModel == SchemaDataModelOption.EntityDataModel &&
!name.IsValidUndottedName())
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.InvalidName(name, reader.Name));
return(false);
}
Debug.Assert(
!(schema.DataModel == SchemaDataModelOption.EntityDataModel && name.IndexOf('.') >= 0),
string.Format(CultureInfo.CurrentCulture, "{1} ({0}) is not valid. {1} cannot be qualified.", name, reader.Name));
return(true);
}
private void AddError(
ErrorCode errorCode, EdmSchemaErrorSeverity severity, string sourceLocation, int lineNumber, int linePosition, object message)
{
EdmSchemaError error = null;
var messageString = message as string;
if (messageString != null)
{
error = new EdmSchemaError(messageString, (int)errorCode, severity, sourceLocation, lineNumber, linePosition);
}
else
{
var ex = message as Exception;
if (ex != null)
{
error = new EdmSchemaError(ex.Message, (int)errorCode, severity, sourceLocation, lineNumber, linePosition, ex);
}
else
{
error = new EdmSchemaError(message.ToString(), (int)errorCode, severity, sourceLocation, lineNumber, linePosition);
}
}
Schema.AddError(error);
}
public static bool GetString(Schema schema, XmlReader reader, out string value)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity
== XmlSchemaValidity.Invalid)
{
// an error has already been issued by the xsd validation
value = null;
return(false);
}
value = reader.Value;
if (string.IsNullOrEmpty(value))
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.InvalidName(value, reader.Name));
return(false);
}
return(true);
}
internal static bool ValidateDottedName(Schema schema, XmlReader reader, string name)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
DebugCheck.NotEmpty(name);
Debug.Assert(
reader.SchemaInfo.Validity != XmlSchemaValidity.Invalid, "This method should not be called when the schema is invalid");
if (schema.DataModel == SchemaDataModelOption.EntityDataModel)
{
// each part of the dotted name needs to be a valid name
foreach (var namePart in name.Split('.'))
{
if (!namePart.IsValidUndottedName())
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.InvalidName(name, reader.Name));
return(false);
}
}
}
return(true);
}
public static bool GetString(Schema schema, XmlReader reader, out string value)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity
== XmlSchemaValidity.Invalid)
{
// an error has already been issued by the xsd validation
value = null;
return false;
}
value = reader.Value;
if (string.IsNullOrEmpty(value))
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.InvalidName(value, reader.Name));
return false;
}
return true;
}
public static bool GetByte(Schema schema, XmlReader reader, out byte value)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity
== XmlSchemaValidity.Invalid)
{
// an error has already been issued by the xsd validation
value = 0;
;
return false;
}
var text = reader.Value;
value = byte.MinValue;
if (byte.TryParse(text, NumberStyles.Integer, CultureInfo.InvariantCulture, out value))
{
return true;
}
schema.AddError(
ErrorCode.ByteValueExpected, EdmSchemaErrorSeverity.Error, reader,
Strings.ValueNotUnderstood(reader.Value, reader.Name));
return false;
}
public static bool GetBool(Schema schema, XmlReader reader, out bool value)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity
== XmlSchemaValidity.Invalid)
{
value = true; // we have to set the value to something before returning.
return false;
}
// do this in a try catch, just in case the attribute wasn't validated against an xsd:boolean
try
{
value = reader.ReadContentAsBoolean();
return true;
}
catch (XmlException)
{
// we already handled the valid and invalid cases, so it must be NotKnown now.
Debug.Assert(reader.SchemaInfo.Validity == XmlSchemaValidity.NotKnown, "The schema validity must be NotKnown at this point");
schema.AddError(
ErrorCode.BoolValueExpected, EdmSchemaErrorSeverity.Error, reader,
Strings.ValueNotUnderstood(reader.Value, reader.Name));
}
value = true; // we have to set the value to something before returning.
return false;
}
public static bool GetUndottedName(Schema schema, XmlReader reader, out string name)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
if (reader.SchemaInfo.Validity == XmlSchemaValidity.Invalid)
{
// the xsd already put in an error
name = null;
return false;
}
name = reader.Value;
if (string.IsNullOrEmpty(name))
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.EmptyName(reader.Name));
return false;
}
if (schema.DataModel == SchemaDataModelOption.EntityDataModel
&& !name.IsValidUndottedName())
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.InvalidName(name, reader.Name));
return false;
}
Debug.Assert(
!(schema.DataModel == SchemaDataModelOption.EntityDataModel && name.IndexOf('.') >= 0),
string.Format(CultureInfo.CurrentCulture, "{1} ({0}) is not valid. {1} cannot be qualified.", name, reader.Name));
return true;
}
internal static bool ValidateDottedName(Schema schema, XmlReader reader, string name)
{
DebugCheck.NotNull(schema);
DebugCheck.NotNull(reader);
DebugCheck.NotEmpty(name);
Debug.Assert(
reader.SchemaInfo.Validity != XmlSchemaValidity.Invalid, "This method should not be called when the schema is invalid");
if (schema.DataModel == SchemaDataModelOption.EntityDataModel)
{
// each part of the dotted name needs to be a valid name
foreach (var namePart in name.Split('.'))
{
if (!namePart.IsValidUndottedName())
{
schema.AddError(
ErrorCode.InvalidName, EdmSchemaErrorSeverity.Error, reader,
Strings.InvalidName(name, reader.Name));
return false;
}
}
}
return true;
}