/// <summary>
/// create a field base class and populate the delimited values
/// base class will add its own values
/// </summary>
/// <returns>fieldbase ready to be populated with extra info</returns>
protected override FieldBase CreateClone()
{
var res = new DelimitedField();
res.mSeparator = mSeparator;
res.QuoteChar = QuoteChar;
res.QuoteMode = QuoteMode;
res.QuoteMultiline = QuoteMultiline;
return(res);
}
/// <summary>
/// create a field base class and populate the delimited values
/// base class will add its own values
/// </summary>
/// <returns>fieldbase ready to be populated with extra info</returns>
protected override FieldBase CreateClone()
{
var res = new DelimitedField {
mSeparator = mSeparator,
QuoteChar = QuoteChar,
QuoteMode = QuoteMode,
QuoteMultiline = QuoteMultiline
};
return(res);
}
/// <summary>
/// Check the Attributes on the field and return a structure containing
/// the settings for this file.
/// </summary>
/// <param name="fi">Information about this field</param>
/// <param name="recordAttribute">Type of record we are reading</param>
/// <returns>Null if not used</returns>
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute)
{
// If ignored, return null
#pragma warning disable 612,618 // disable obsole warning
if (fi.IsDefined(typeof (FieldNotInFileAttribute), true) ||
fi.IsDefined(typeof (FieldIgnoredAttribute), true) ||
fi.IsDefined(typeof (FieldHiddenAttribute), true))
#pragma warning restore 612,618
return null;
FieldBase res = null;
var attributes = (FieldAttribute[]) fi.GetCustomAttributes(typeof (FieldAttribute), true);
// CHECK USAGE ERRORS !!!
// Fixed length record and no attributes at all
if (recordAttribute is FixedLengthRecordAttribute &&
attributes.Length == 0) {
throw new BadUsageException("The field: '" + fi.Name +
"' must be marked the FieldFixedLength attribute because the record class is marked with FixedLengthRecord.");
}
if (attributes.Length > 1) {
throw new BadUsageException("The field: '" + fi.Name +
"' has a FieldFixedLength and a FieldDelimiter attribute.");
}
if (recordAttribute is DelimitedRecordAttribute &&
fi.IsDefined(typeof (FieldAlignAttribute), false)) {
throw new BadUsageException("The field: '" + fi.Name +
"' can't be marked with FieldAlign attribute, it is only valid for fixed length records and are used only for write purpose.");
}
if (fi.FieldType.IsArray == false &&
fi.IsDefined(typeof (FieldArrayLengthAttribute), false)) {
throw new BadUsageException("The field: '" + fi.Name +
"' can't be marked with FieldArrayLength attribute is only valid for array fields.");
}
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0) {
FieldAttribute fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute) {
// Fixed Field
if (recordAttribute is DelimitedRecordAttribute) {
throw new BadUsageException("The field: '" + fi.Name +
"' can't be marked with FieldFixedLength attribute, it is only for the FixedLengthRecords not for delimited ones.");
}
var attbFixedLength = (FieldFixedLengthAttribute) fieldAttb;
var attbAlign = Attributes.GetFirst<FieldAlignAttribute>(fi);
res = new FixedLengthField(fi, attbFixedLength.Length, attbAlign);
((FixedLengthField) res).FixedMode = ((FixedLengthRecordAttribute) recordAttribute).FixedMode;
}
else if (fieldAttb is FieldDelimiterAttribute) {
// Delimited Field
if (recordAttribute is FixedLengthRecordAttribute) {
throw new BadUsageException("The field: '" + fi.Name +
"' can't be marked with FieldDelimiter attribute, it is only for DelimitedRecords not for fixed ones.");
}
res = new DelimitedField(fi, ((FieldDelimiterAttribute) fieldAttb).Delimiter);
}
else {
throw new BadUsageException(
"Custom field attributes are not currently supported. Unknown attribute: " +
fieldAttb.GetType().Name + " on field: " + fi.Name);
}
}
else // attributes.Length == 0
{
var delimitedRecordAttribute = recordAttribute as DelimitedRecordAttribute;
if (delimitedRecordAttribute != null)
res = new DelimitedField(fi, delimitedRecordAttribute.Separator);
}
if (res != null) {
// FieldDiscarded
res.Discarded = fi.IsDefined(typeof (FieldValueDiscardedAttribute), false);
// FieldTrim
Attributes.WorkWithFirst<FieldTrimAttribute>(fi,
(x) => {
res.TrimMode = x.TrimMode;
res.TrimChars = x.TrimChars;
});
// FieldQuoted
Attributes.WorkWithFirst<FieldQuotedAttribute>(fi,
(x) => {
if (res is FixedLengthField) {
throw new BadUsageException(
"The field: '" + fi.Name +
"' can't be marked with FieldQuoted attribute, it is only for the delimited records.");
}
((DelimitedField) res).QuoteChar =
x.QuoteChar;
((DelimitedField) res).QuoteMode =
x.QuoteMode;
((DelimitedField) res).QuoteMultiline =
x.QuoteMultiline;
});
// FieldOrder
Attributes.WorkWithFirst<FieldOrderAttribute>(fi, x => res.FieldOrder = x.Order);
// FieldCaption
Attributes.WorkWithFirst<FieldCaptionAttribute>(fi, x => res.FieldCaption = x.Caption);
// FieldOptional
res.IsOptional = fi.IsDefined(typeof(FieldOptionalAttribute), false);
// FieldInNewLine
res.InNewLine = fi.IsDefined(typeof(FieldInNewLineAttribute), false);
// FieldNotEmpty
res.IsNotEmpty = fi.IsDefined(typeof(FieldNotEmptyAttribute), false);
// FieldArrayLength
if (fi.FieldType.IsArray) {
res.IsArray = true;
res.ArrayType = fi.FieldType.GetElementType();
// MinValue indicates that there is no FieldArrayLength in the array
res.ArrayMinLength = int.MinValue;
res.ArrayMaxLength = int.MaxValue;
Attributes.WorkWithFirst<FieldArrayLengthAttribute>(fi,
(x) => {
res.ArrayMinLength = x.MinLength;
res.ArrayMaxLength = x.MaxLength;
if (res.ArrayMaxLength < res.ArrayMinLength ||
res.ArrayMinLength < 0 ||
res.ArrayMaxLength <= 0) {
throw new BadUsageException("The field: " + fi.Name +
" has invalid length values in the [FieldArrayLength] attribute.");
}
});
}
}
if (fi.IsDefined(typeof (CompilerGeneratedAttribute), false))
{
if (fi.Name.EndsWith("__BackingField") &&
fi.Name.StartsWith("<") &&
fi.Name.Contains(">"))
res.FieldFriendlyName = fi.Name.Substring(1, fi.Name.IndexOf(">") - 1);
res.IsAutoProperty = true;
var prop = fi.DeclaringType.GetProperty(res.FieldFriendlyName);
if (prop != null)
{
Attributes.WorkWithFirst<FieldOrderAttribute>(prop, x => res.FieldOrder = x.Order);
}
}
if (string.IsNullOrEmpty(res.FieldFriendlyName))
res.FieldFriendlyName = res.FieldName;
return res;
}
/// <summary>
/// Check the Attributes on the field and return a structure containing
/// the settings for this file.
/// </summary>
/// <param name="fi">Information about this field</param>
/// <param name="recordAttribute">Type of record we are reading</param>
/// <returns>Null if not used</returns>
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute)
{
// If ignored, return null
#pragma warning disable 612,618 // disable obsole warning
if (fi.IsDefined(typeof(FieldNotInFileAttribute), true) || fi.IsDefined(typeof(FieldIgnoredAttribute), true))
#pragma warning restore 612,618
{
return(null);
}
FieldBase res = null;
var attributes = (FieldAttribute[])fi.GetCustomAttributes(typeof(FieldAttribute), true);
// CHECK USAGE ERRORS !!!
// Fixed length record and no attributes at all
if (recordAttribute is FixedLengthRecordAttribute && attributes.Length == 0)
{
throw new BadUsageException("The field: '" + fi.Name + "' must be marked the FieldFixedLength attribute because the record class is marked with FixedLengthRecord.");
}
if (attributes.Length > 1)
{
throw new BadUsageException("The field: '" + fi.Name + "' has a FieldFixedLength and a FieldDelimiter attribute.");
}
if (recordAttribute is DelimitedRecordAttribute && fi.IsDefined(typeof(FieldAlignAttribute), false))
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldAlign attribute, it is only valid for fixed length records and are used only for write purpose.");
}
if (fi.FieldType.IsArray == false && fi.IsDefined(typeof(FieldArrayLengthAttribute), false))
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldArrayLength attribute is only valid for array fields.");
}
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0)
{
FieldAttribute fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute)
{
// Fixed Field
if (recordAttribute is DelimitedRecordAttribute)
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldFixedLength attribute, it is only for the FixedLengthRecords not for delimited ones.");
}
var attbFixedLength = (FieldFixedLengthAttribute)fieldAttb;
var attbAlign = Attributes.GetFirst <FieldAlignAttribute>(fi);
res = new FixedLengthField(fi, attbFixedLength.Length, attbAlign);
((FixedLengthField)res).FixedMode = ((FixedLengthRecordAttribute)recordAttribute).FixedMode;
}
else if (fieldAttb is FieldDelimiterAttribute)
{
// Delimited Field
if (recordAttribute is FixedLengthRecordAttribute)
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldDelimiter attribute, it is only for DelimitedRecords not for fixed ones.");
}
res = new DelimitedField(fi, ((FieldDelimiterAttribute)fieldAttb).Delimiter);
}
else
{
throw new BadUsageException("Custom field attributes are not currently supported. Unknown attribute: " + fieldAttb.GetType().Name + " on field: " + fi.Name);
}
}
else // attributes.Length == 0
{
var delimitedRecordAttribute = recordAttribute as DelimitedRecordAttribute;
if (delimitedRecordAttribute != null)
{
res = new DelimitedField(fi, delimitedRecordAttribute.Separator);
}
}
if (res != null)
{
// FieldDiscarded
res.Discarded = fi.IsDefined(typeof(FieldValueDiscardedAttribute), false);
// FieldTrim
Attributes.WorkWithFirst <FieldTrimAttribute>(fi, (x) =>
{
res.TrimMode = x.TrimMode;
res.TrimChars = x.TrimChars;
});
// FieldQuoted
Attributes.WorkWithFirst <FieldQuotedAttribute>(fi, (x) =>
{
if (res is FixedLengthField)
{
throw new BadUsageException(
"The field: '" + fi.Name +
"' can't be marked with FieldQuoted attribute, it is only for the delimited records.");
}
((DelimitedField)res).QuoteChar =
x.QuoteChar;
((DelimitedField)res).QuoteMode =
x.QuoteMode;
((DelimitedField)res).QuoteMultiline =
x.QuoteMultiline;
});
// FieldOrder
Attributes.WorkWithFirst <FieldOrderAttribute>(fi, x => res.FieldOrder = x.Order);
// FieldOptional
res.IsOptional = fi.IsDefined(typeof(FieldOptionalAttribute), false);
// FieldInNewLine
res.InNewLine = fi.IsDefined(typeof(FieldInNewLineAttribute), false);
// FieldArrayLength
if (fi.FieldType.IsArray)
{
res.IsArray = true;
res.ArrayType = fi.FieldType.GetElementType();
// MinValue indicates that there is no FieldArrayLength in the array
res.ArrayMinLength = int.MinValue;
res.ArrayMaxLength = int.MaxValue;
Attributes.WorkWithFirst <FieldArrayLengthAttribute>(fi, (x) =>
{
res.ArrayMinLength = x.mMinLength;
res.ArrayMaxLength = x.mMaxLength;
if (res.ArrayMaxLength < res.ArrayMinLength ||
res.ArrayMinLength < 0 ||
res.ArrayMaxLength <= 0)
{
throw new BadUsageException("The field: " + fi.Name + " has invalid length values in the [FieldArrayLength] attribute.");
}
});
}
// NullFieldOnError
res.NullFieldOnError = fi.IsDefined(typeof(FieldNullOnErrorAttribute), false);
}
if (fi.IsDefined(typeof(CompilerGeneratedAttribute), false))
{
if (fi.Name.EndsWith("__BackingField") && fi.Name.StartsWith("<") && fi.Name.Contains(">"))
{
res.FieldFriendlyName = fi.Name.Substring(1, fi.Name.IndexOf(">") - 1);
}
}
if (string.IsNullOrEmpty(res.FieldFriendlyName))
{
res.FieldFriendlyName = res.FieldName;
}
return(res);
}
/*
* private static readonly char[] mWhitespaceChars = new[] {
* '\t', '\n', '\v', '\f', '\r', ' ', '\x00a0', '\u2000', '\u2001', '\u2002', '\u2003', '\u2004', '\u2005',
* '\u2006', '\u2007', '\u2008',
* '\u2009', '\u200a', '\u200b', '\u3000', '\ufeff'
*/
#endregion
#region " CreateField "
/// <summary>
/// Check the Attributes on the field and return a structure containing
/// the settings for this file.
/// </summary>
/// <param name="fi">Information about this field</param>
/// <param name="recordAttribute">Type of record we are reading</param>
/// <returns>Null if not used</returns>
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute)
{
FieldBase res = null;
MemberInfo mi = fi;
var memberName = "The field: '" + fi.Name;
Type fieldType = fi.FieldType;
string fieldFriendlyName = AutoPropertyName(fi);
if (string.IsNullOrEmpty(fieldFriendlyName) == false)
{
var prop = fi.DeclaringType.GetProperty(fieldFriendlyName);
if (prop != null)
{
memberName = "The property: '" + prop.Name;
mi = prop;
}
else
{
fieldFriendlyName = null;
}
}
// If ignored, return null
#pragma warning disable 612,618 // disable obsolete warning
if (mi.IsDefined(typeof(FieldNotInFileAttribute), true) ||
mi.IsDefined(typeof(FieldIgnoredAttribute), true) ||
mi.IsDefined(typeof(FieldHiddenAttribute), true))
#pragma warning restore 612,618
{
return(null);
}
var attributes = (FieldAttribute[])mi.GetCustomAttributes(typeof(FieldAttribute), true);
// CHECK USAGE ERRORS !!!
// Fixed length record and no attributes at all
if (recordAttribute is FixedLengthRecordAttribute &&
attributes.Length == 0)
{
throw new BadUsageException(memberName +
"' must be marked the FieldFixedLength attribute because the record class is marked with FixedLengthRecord.");
}
if (attributes.Length > 1)
{
throw new BadUsageException(memberName +
"' has a FieldFixedLength and a FieldDelimiter attribute.");
}
if (recordAttribute is DelimitedRecordAttribute &&
mi.IsDefined(typeof(FieldAlignAttribute), false))
{
throw new BadUsageException(memberName +
"' can't be marked with FieldAlign attribute, it is only valid for fixed length records and are used only for write purpose.");
}
if (fieldType.IsArray == false &&
mi.IsDefined(typeof(FieldArrayLengthAttribute), false))
{
throw new BadUsageException(memberName +
"' can't be marked with FieldArrayLength attribute is only valid for array fields.");
}
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0)
{
FieldAttribute fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute)
{
// Fixed Field
if (recordAttribute is DelimitedRecordAttribute)
{
throw new BadUsageException(memberName +
"' can't be marked with FieldFixedLength attribute, it is only for the FixedLengthRecords not for delimited ones.");
}
var attbFixedLength = (FieldFixedLengthAttribute)fieldAttb;
var attbAlign = Attributes.GetFirst <FieldAlignAttribute>(mi);
res = new FixedLengthField(fi, attbFixedLength.Length, attbAlign);
((FixedLengthField)res).FixedMode = ((FixedLengthRecordAttribute)recordAttribute).FixedMode;
}
else if (fieldAttb is FieldDelimiterAttribute)
{
// Delimited Field
if (recordAttribute is FixedLengthRecordAttribute)
{
throw new BadUsageException(memberName +
"' can't be marked with FieldDelimiter attribute, it is only for DelimitedRecords not for fixed ones.");
}
res = new DelimitedField(fi, ((FieldDelimiterAttribute)fieldAttb).Delimiter);
}
else
{
throw new BadUsageException(
"Custom field attributes are not currently supported. Unknown attribute: " +
fieldAttb.GetType().Name + " on field: " + fi.Name);
}
}
else // attributes.Length == 0
{
var delimitedRecordAttribute = recordAttribute as DelimitedRecordAttribute;
if (delimitedRecordAttribute != null)
{
res = new DelimitedField(fi, delimitedRecordAttribute.Separator);
}
}
if (res != null)
{
// FieldDiscarded
res.Discarded = mi.IsDefined(typeof(FieldValueDiscardedAttribute), false);
// FieldTrim
Attributes.WorkWithFirst <FieldTrimAttribute>(mi,
(x) => {
res.TrimMode = x.TrimMode;
res.TrimChars = x.TrimChars;
});
// FieldQuoted
Attributes.WorkWithFirst <FieldQuotedAttribute>(mi,
(x) => {
if (res is FixedLengthField)
{
throw new BadUsageException(
memberName +
"' can't be marked with FieldQuoted attribute, it is only for the delimited records.");
}
((DelimitedField)res).QuoteChar =
x.QuoteChar;
((DelimitedField)res).QuoteMode =
x.QuoteMode;
((DelimitedField)res).QuoteMultiline =
x.QuoteMultiline;
});
// FieldOrder
Attributes.WorkWithFirst <FieldOrderAttribute>(mi, x => res.FieldOrder = x.Order);
// FieldCaption
Attributes.WorkWithFirst <FieldCaptionAttribute>(mi, x => res.FieldCaption = x.Caption);
// FieldOptional
res.IsOptional = mi.IsDefined(typeof(FieldOptionalAttribute), false);
// FieldInNewLine
res.InNewLine = mi.IsDefined(typeof(FieldInNewLineAttribute), false);
// FieldValidatorAttributes - for use in custom validation of fields
res.Validators = new List <Interfaces.IFieldValidate>((FieldValidateAttribute[])mi.GetCustomAttributes(typeof(FieldValidateAttribute), false));
// FieldArrayLength
if (fieldType.IsArray)
{
res.IsArray = true;
res.ArrayType = fieldType.GetElementType();
// MinValue indicates that there is no FieldArrayLength in the array
res.ArrayMinLength = int.MinValue;
res.ArrayMaxLength = int.MaxValue;
Attributes.WorkWithFirst <FieldArrayLengthAttribute>(mi,
(x) => {
res.ArrayMinLength = x.MinLength;
res.ArrayMaxLength = x.MaxLength;
if (res.ArrayMaxLength < res.ArrayMinLength ||
res.ArrayMinLength < 0 ||
res.ArrayMaxLength <= 0)
{
throw new BadUsageException(memberName +
" has invalid length values in the [FieldArrayLength] attribute.");
}
});
}
}
if (string.IsNullOrEmpty(res.FieldFriendlyName))
{
res.FieldFriendlyName = res.FieldName;
}
return(res);
}
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute, bool someOptional)
{
// If ignored, return null
if (fi.IsDefined(typeof(FieldIgnoredAttribute), true))
{
return(null);
}
FieldBase res = null;
FieldAttribute[] attributes;
FieldAttribute fieldAttb;
attributes = (FieldAttribute[])fi.GetCustomAttributes(typeof(FieldAttribute), true);
// CHECK USAGE ERRORS !!!
if (attributes.Length > 1)
{
throw new BadUsageException("The field: " + fi.Name + " has more than one FieldAttribute (left only one or none)");
}
if (attributes.Length == 0 && recordAttribute is FixedLengthRecordAttribute)
{
throw new BadUsageException("The record class marked with the FixedLengthRecord attribute must include a FixedLength attribute in each field.");
}
if (recordAttribute is DelimitedRecordAttribute && fi.IsDefined(typeof(FieldAlignAttribute), true))
{
throw new BadUsageException("The AlignAttribute is only valid for fixed length records and are used only for write purpouse.");
}
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0)
{
fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute)
{
if (recordAttribute is DelimitedRecordAttribute)
{
throw new BadUsageException("The FieldFixedLengthAttribute is only for the FixedLengthRecords not for the delimited ones.");
}
FieldFixedLengthAttribute attb = ((FieldFixedLengthAttribute)fieldAttb);
FieldAlignAttribute[] alignAttbs = (FieldAlignAttribute[])fi.GetCustomAttributes(typeof(FieldAlignAttribute), true);
FieldAlignAttribute align = null;
if (alignAttbs.Length > 0)
{
align = alignAttbs[0];
}
res = new FixedLengthField(fi, attb.Length, align);
}
else if (fieldAttb is FieldDelimiterAttribute)
{
if (recordAttribute is FixedLengthRecordAttribute)
{
throw new BadUsageException("The DelimitedAttribute is only for DelimitedRecords not for the fixed ones.");
}
res = new DelimitedField(fi, ((FieldDelimiterAttribute)fieldAttb).Separator);
}
else
{
throw new BadUsageException("Custom TypedRecords not currently supported.");
}
}
else // attributes.Length == 0
{
if (recordAttribute is DelimitedRecordAttribute)
{
res = new DelimitedField(fi, ((DelimitedRecordAttribute)recordAttribute).Separator);
}
}
//----- TRIMMING
if (res != null)
{
FieldTrimAttribute[] trim = (FieldTrimAttribute[])fi.GetCustomAttributes(typeof(FieldTrimAttribute), true);
if (trim.Length > 0)
{
res.mTrimMode = trim[0].TrimMode;
res.mTrimChars = trim[0].TrimChars;
}
FieldQuotedAttribute[] quotedAttributes = (FieldQuotedAttribute[])fi.GetCustomAttributes(typeof(FieldQuotedAttribute), true);
if (quotedAttributes.Length > 0)
{
if (res is FixedLengthField)
{
throw new BadUsageException("The QuotedAttribute can't be used in FixedLength fields.");
}
((DelimitedField)res).mQuoteChar = quotedAttributes[0].QuoteChar;
((DelimitedField)res).mQuoteMode = quotedAttributes[0].QuoteMode;
((DelimitedField)res).mQuoteMultiline = quotedAttributes[0].QuoteMultiline;
}
FieldOptionalAttribute[] optionalAttribs = (FieldOptionalAttribute[])fi.GetCustomAttributes(typeof(FieldOptionalAttribute), true);
if (optionalAttribs.Length > 0)
{
res.mIsOptional = true;
}
else if (someOptional)
{
throw new BadUsageException("When you define a field as FieldOptional, the next fields must be marked with the same attribute. ( Try adding [FieldOptional] to " + res.mFieldInfo.Name + " )");
}
res.mInNewLine = fi.IsDefined(typeof(FieldInNewLineAttribute), true);
}
return(res);
}
protected override FieldBase CreateClone()
{
var res = new DelimitedField();
res.mSeparator = mSeparator;
res.QuoteChar = QuoteChar;
res.QuoteMode = QuoteMode;
res.QuoteMultiline = QuoteMultiline;
return res;
}
/// <summary>
/// create a field base class and populate the delimited values
/// base class will add its own values
/// </summary>
/// <returns>fieldbase ready to be populated with extra info</returns>
protected override FieldBase CreateClone()
{
var res = new DelimitedField {
mSeparator = mSeparator,
QuoteChar = QuoteChar,
QuoteMode = QuoteMode,
QuoteMultiline = QuoteMultiline
};
return res;
}
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute, bool someOptional)
{
// If ignored, return null
if (fi.IsDefined(typeof (FieldIgnoredAttribute), true))
return null;
FieldBase res = null;
FieldAttribute[] attributes;
FieldAttribute fieldAttb;
attributes = (FieldAttribute[]) fi.GetCustomAttributes(typeof (FieldAttribute), true);
// CHECK USAGE ERRORS !!!
if (attributes.Length > 1)
throw new BadUsageException("The field: " + fi.Name + " has more than one FieldAttribute (left only one or none)");
if (attributes.Length == 0 && recordAttribute is FixedLengthRecordAttribute)
throw new BadUsageException("The record class marked with the FixedLengthRecord attribute must include a FixedLength attribute in each field.");
if (recordAttribute is DelimitedRecordAttribute && fi.IsDefined(typeof (FieldAlignAttribute), true))
throw new BadUsageException("The AlignAttribute is only valid for fixed length records and are used only for write purpouse.");
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0)
{
fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute)
{
if (recordAttribute is DelimitedRecordAttribute)
throw new BadUsageException("The FieldFixedLengthAttribute is only for the FixedLengthRecords not for the delimited ones.");
FieldFixedLengthAttribute attb = ((FieldFixedLengthAttribute) fieldAttb);
FieldAlignAttribute[] alignAttbs = (FieldAlignAttribute[]) fi.GetCustomAttributes(typeof (FieldAlignAttribute), true);
FieldAlignAttribute align = null;
if (alignAttbs.Length > 0)
align = alignAttbs[0];
res = new FixedLengthField(fi, attb.Length, align);
((FixedLengthField) res).mFixedMode = ((FixedLengthRecordAttribute)recordAttribute).mFixedMode;
}
else if (fieldAttb is FieldDelimiterAttribute)
{
if (recordAttribute is FixedLengthRecordAttribute)
throw new BadUsageException("The DelimitedAttribute is only for DelimitedRecords not for the fixed ones.");
res = new DelimitedField(fi, ((FieldDelimiterAttribute) fieldAttb).mSeparator);
}
else
throw new BadUsageException("Custom TypedRecords not currently supported.");
}
else // attributes.Length == 0
{
if (recordAttribute is DelimitedRecordAttribute)
res = new DelimitedField(fi, ((DelimitedRecordAttribute) recordAttribute).Separator);
}
//----- TRIMMING
if (res != null)
{
FieldTrimAttribute[] trim = (FieldTrimAttribute[]) fi.GetCustomAttributes(typeof (FieldTrimAttribute), true);
if (trim.Length > 0)
{
res.mTrimMode = trim[0].TrimMode;
res.mTrimChars = trim[0].TrimChars;
}
FieldQuotedAttribute[] quotedAttributes = (FieldQuotedAttribute[]) fi.GetCustomAttributes(typeof (FieldQuotedAttribute), true);
if (quotedAttributes.Length > 0)
{
if (res is FixedLengthField)
throw new BadUsageException("The QuotedAttribute can't be used in FixedLength fields.");
((DelimitedField) res).mQuoteChar = quotedAttributes[0].QuoteChar;
((DelimitedField) res).mQuoteMode = quotedAttributes[0].QuoteMode;
((DelimitedField) res).mQuoteMultiline = quotedAttributes[0].QuoteMultiline;
}
FieldOptionalAttribute[] optionalAttribs = (FieldOptionalAttribute[]) fi.GetCustomAttributes(typeof (FieldOptionalAttribute), true);
if (optionalAttribs.Length > 0)
res.mIsOptional = true;
else if (someOptional)
throw new BadUsageException("When you define a field as FieldOptional, the next fields must be marked with the same attribute. ( Try adding [FieldOptional] to " + res.mFieldInfo.Name + " )");
res.mInNewLine = fi.IsDefined(typeof(FieldInNewLineAttribute), true);
}
return res;
}
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute)
{
// If ignored, return null
if (fi.IsDefined(typeof(FieldIgnoredAttribute), true))
return null;
FieldBase res = null;
var attributes = (FieldAttribute[])fi.GetCustomAttributes(typeof(FieldAttribute), true);
// CHECK USAGE ERRORS !!!
if (recordAttribute is FixedLengthRecordAttribute && attributes.Length == 0)
throw new BadUsageException("The field: '" + fi.Name + "' must be marked the FieldFixedLength attribute because the record class is marked with FixedLengthRecord.");
if (attributes.Length > 1)
throw new BadUsageException("The field: '" + fi.Name + "' has a FieldFixedLength and a FieldDelimiter attribute.");
if (recordAttribute is DelimitedRecordAttribute && fi.IsDefined(typeof(FieldAlignAttribute), false))
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldAlign attribute, it is only valid for fixed length records and are used only for write purpouse.");
if (fi.FieldType.IsArray == false && fi.IsDefined(typeof(FieldArrayLengthAttribute), false))
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldArrayLength attribute is only valid for array fields.");
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0)
{
FieldAttribute fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute)
{
// Fixed Field
if (recordAttribute is DelimitedRecordAttribute)
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldFixedLength attribute, it is only for the FixedLengthRecords not for delimited ones.");
var attbFixedLength = (FieldFixedLengthAttribute)fieldAttb;
var attbAlign = Attributes.GetFirst<FieldAlignAttribute>(fi);
res = new FixedLengthField(fi, attbFixedLength.Length, attbAlign);
((FixedLengthField)res).FixedMode = ((FixedLengthRecordAttribute)recordAttribute).FixedMode;
}
else if (fieldAttb is FieldDelimiterAttribute)
{
// Delimited Field
if (recordAttribute is FixedLengthRecordAttribute)
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldDelimiter attribute, it is only for DelimitedRecords not for fixed ones.");
res = new DelimitedField(fi, ((FieldDelimiterAttribute)fieldAttb).Delimiter);
}
else
throw new BadUsageException("Custom Record Types are not currently supported. And sure will never be :P (You must not be here)");
}
else // attributes.Length == 0
{
if (recordAttribute is DelimitedRecordAttribute)
res = new DelimitedField(fi, ((DelimitedRecordAttribute)recordAttribute).Separator);
}
if (res != null)
{
// FieldTrim
Attributes.WorkWithFirst<FieldTrimAttribute>(fi, (x) =>
{
res.TrimMode = x.TrimMode;
res.TrimChars = x.TrimChars;
});
// FieldQuoted
Attributes.WorkWithFirst<FieldQuotedAttribute>(fi, (x) =>
{
if (res is FixedLengthField)
throw new BadUsageException(
"The field: '" + fi.Name +
"' can't be marked with FieldQuoted attribute, it is only for the delimited records.");
((DelimitedField)res).QuoteChar =
x.QuoteChar;
((DelimitedField)res).QuoteMode =
x.QuoteMode;
((DelimitedField)res).QuoteMultiline =
x.QuoteMultiline;
});
// FieldOrder
Attributes.WorkWithFirst<FieldOrderAttribute>(fi, (x) =>
{
res.FieldOrder = x.Order;
});
// FieldOptional
res.IsOptional = fi.IsDefined(typeof(FieldOptionalAttribute), false);
// FieldInNewLine
res.InNewLine = fi.IsDefined(typeof(FieldInNewLineAttribute), false);
// FieldArrayLength
if (fi.FieldType.IsArray)
{
res.IsArray = true;
res.ArrayType = fi.FieldType.GetElementType();
// MinValue indicates that there is no FieldArrayLength in the array
res.ArrayMinLength = int.MinValue;
res.ArrayMaxLength = int.MaxValue;
Attributes.WorkWithFirst<FieldArrayLengthAttribute>(fi, (x) =>
{
res.ArrayMinLength = x.mMinLength;
res.ArrayMaxLength = x.mMaxLength;
if (res.ArrayMaxLength < res.ArrayMinLength ||
res.ArrayMinLength < 0 ||
res.ArrayMaxLength <= 0)
throw new BadUsageException("The field: " + fi.Name + " has invalid length values in the [FieldArrayLength] attribute.");
});
}
}
return res;
}
public static FieldBase CreateField(FieldInfo fi, TypedRecordAttribute recordAttribute)
{
// If ignored, return null
if (fi.IsDefined(typeof(FieldIgnoredAttribute), true))
{
return(null);
}
FieldBase res = null;
FieldAttribute[] attributes;
FieldAttribute fieldAttb;
attributes = (FieldAttribute[])fi.GetCustomAttributes(typeof(FieldAttribute), true);
// CHECK USAGE ERRORS !!!
if (recordAttribute is FixedLengthRecordAttribute && attributes.Length == 0)
{
throw new BadUsageException("The field: '" + fi.Name + "' must be marked the FieldFixedLength attribute because the record class is marked with FixedLengthRecord.");
}
if (attributes.Length > 1)
{
throw new BadUsageException("The field: '" + fi.Name + "' has a FieldFixedLength and a FieldDelimiter attribute.");
}
if (recordAttribute is DelimitedRecordAttribute && fi.IsDefined(typeof(FieldAlignAttribute), false))
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldAlign attribute, it is only valid for fixed length records and are used only for write purpouse.");
}
if (fi.FieldType.IsArray == false && fi.IsDefined(typeof(FieldArrayLengthAttribute), false))
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldArrayLength attribute is only valid for array fields.");
}
// PROCESS IN NORMAL CONDITIONS
if (attributes.Length > 0)
{
fieldAttb = attributes[0];
if (fieldAttb is FieldFixedLengthAttribute)
{
// Fixed Field
if (recordAttribute is DelimitedRecordAttribute)
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldFixedLength attribute, it is only for the FixedLengthRecords not for delimited ones.");
}
FieldFixedLengthAttribute attb = ((FieldFixedLengthAttribute)fieldAttb);
FieldAlignAttribute[] alignAttbs = (FieldAlignAttribute[])fi.GetCustomAttributes(typeof(FieldAlignAttribute), false);
FieldAlignAttribute align = null;
if (alignAttbs.Length > 0)
{
align = alignAttbs[0];
}
res = new FixedLengthField(fi, attb.Length, align);
((FixedLengthField)res).mFixedMode = ((FixedLengthRecordAttribute)recordAttribute).mFixedMode;
}
else if (fieldAttb is FieldDelimiterAttribute)
{
// Delimited Field
if (recordAttribute is FixedLengthRecordAttribute)
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldDelimiter attribute, it is only for DelimitedRecords not for fixed ones.");
}
res = new DelimitedField(fi, ((FieldDelimiterAttribute)fieldAttb).mSeparator);
}
else
{
throw new BadUsageException("Custom Record Types are not currently supported. And sure will never be :P (You must not be here)");
}
}
else // attributes.Length == 0
{
if (recordAttribute is DelimitedRecordAttribute)
{
res = new DelimitedField(fi, ((DelimitedRecordAttribute)recordAttribute).Separator);
}
}
if (res != null)
{
// Trim Related
FieldTrimAttribute[] trim = (FieldTrimAttribute[])fi.GetCustomAttributes(typeof(FieldTrimAttribute), false);
if (trim.Length > 0)
{
res.mTrimMode = trim[0].TrimMode;
res.mTrimChars = trim[0].TrimChars;
}
// Quote Related
FieldQuotedAttribute[] quotedAttributes = (FieldQuotedAttribute[])fi.GetCustomAttributes(typeof(FieldQuotedAttribute), false);
if (quotedAttributes.Length > 0)
{
if (res is FixedLengthField)
{
throw new BadUsageException("The field: '" + fi.Name + "' can't be marked with FieldQuoted attribute, it is only for the delimited records.");
}
((DelimitedField)res).mQuoteChar = quotedAttributes[0].QuoteChar;
((DelimitedField)res).mQuoteMode = quotedAttributes[0].QuoteMode;
((DelimitedField)res).mQuoteMultiline = quotedAttributes[0].QuoteMultiline;
}
// Optional Related
FieldOptionalAttribute[] optionalAttribs = (FieldOptionalAttribute[])fi.GetCustomAttributes(typeof(FieldOptionalAttribute), false);
if (optionalAttribs.Length > 0)
{
res.mIsOptional = true;
}
// NewLine Related
res.mInNewLine = fi.IsDefined(typeof(FieldInNewLineAttribute), true);
// Array Related
if (fi.FieldType.IsArray)
{
res.mIsArray = true;
res.mArrayType = fi.FieldType.GetElementType();
FieldArrayLengthAttribute[] arrayAttribs = (FieldArrayLengthAttribute[])fi.GetCustomAttributes(typeof(FieldArrayLengthAttribute), false);
if (arrayAttribs.Length > 0)
{
res.mArrayMinLength = arrayAttribs[0].mMinLength;
res.mArrayMaxLength = arrayAttribs[0].mMaxLength;
if (res.mArrayMaxLength < res.mArrayMinLength ||
res.mArrayMinLength < 0 ||
res.mArrayMaxLength <= 0)
{
throw new BadUsageException("The field: " + fi.Name + " has invalid length values in the [FieldArrayLength] attribute.");
}
}
else
{
// MinValue indicates that there is no FieldArrayLength in the array
res.mArrayMinLength = int.MinValue;
res.mArrayMaxLength = int.MaxValue;
}
}
}
return(res);
}
/// <summary>
/// Extract fields from record and assign values to the object
/// </summary>
/// <param name="record">Object to assign to</param>
/// <param name="line">Line of data</param>
/// <param name="values">Array of values extracted</param>
/// <returns>true if we processed the line and updated object</returns>
public bool StringToRecord(object record, LineInfo line, object[] values)
{
if (MustIgnoreLine(line.mLineStr))
{
return(false);
}
int maxCustomIndex = mRecordInfo.Fields.ToList().Max(x => x.CustomIndex) + 1;
int skipCount = 0;
for (int i = 0; i < maxCustomIndex; i++)
{
var setPos = i - skipCount;
var field = mRecordInfo.Fields.FirstOrDefault(f => f.CustomIndex == i) ?? mRecordInfo.Fields[i - skipCount];
bool fieldNotInFile = !mRecordInfo.Fields.ToList().Any(f => f.CustomIndex == i);
if (fieldNotInFile)
{
var tmpField = new DelimitedField(typeof(StringField).GetField("field"), mRecordInfo.Fields[0].Separator);
var tmpVal = tmpField.ExtractFieldValue(line);
field.ExtractFieldString(line);
values[setPos] = field.NullValue;
skipCount++;// discard extracted line value and set next iteration to values[i-1]
}
else
{
values[setPos] = field.ExtractFieldValue(line);
}
}
try
{
// Assign all values via dynamic method that
AssignHandler(record, values);
return(true);
}
catch (InvalidCastException ex)
{
// Occurs when a custom converter returns an invalid value for the field.
for (int i = 0; i < mRecordInfo.FieldCount; i++)
{
if (values[i] != null &&
!mRecordInfo.Fields[i].FieldTypeInternal.IsInstanceOfType(values[i]))
{
throw new ConvertException(null,
mRecordInfo.Fields[i].FieldTypeInternal,
mRecordInfo.Fields[i].FieldInfo.Name,
line.mReader.LineNumber,
-1,
Messages.Errors.WrongConverter
.FieldName(mRecordInfo.Fields[i].FieldInfo.Name)
.ConverterReturnedType(values[i].GetType().Name)
.FieldType(mRecordInfo.Fields[i].FieldInfo.FieldType.Name)
.Text
,
ex);
}
}
throw;
}
}
