public string[] GetAnsiStringsPlus
(
int count
)
{
Sure.Positive(count, "count");
List <string> result = new List <string>(count);
int index = 0;
string line;
for (; index < 1; index++)
{
line = GetAnsiString();
if (ReferenceEquals(line, null))
{
return(null);
}
result.Add(line);
}
for (; index < count; index++)
{
line = GetAnsiString();
result.Add
(
ReferenceEquals(line, null)
? string.Empty
: line
);
}
return(result.ToArray());
}
public string ReadString
(
int length
)
{
Sure.Positive(length, nameof(length));
if (IsEOF)
{
return(null);
}
StringBuilder result = new StringBuilder(length);
for (int i = 0; i < length; i++)
{
char c = ReadChar();
if (c == EOF)
{
break;
}
result.Append(c);
}
return(result.ToString());
}
public static MarcRecord SetSubField
(
[NotNull] this MarcRecord record,
int tag,
int fieldOccurrence,
char code,
int subFieldOccurrence,
[CanBeNull] string newValue
)
{
Sure.NotNull(record, "record");
Sure.Positive(tag, "tag");
RecordField field = record.Fields.GetField(tag, fieldOccurrence);
if (!ReferenceEquals(field, null))
{
SubField subField = field.GetSubField(code, subFieldOccurrence);
if (!ReferenceEquals(subField, null))
{
subField.Value = newValue;
}
}
return(record);
}
public string PeekString
(
int length
)
{
Sure.Positive(length, nameof(length));
if (IsEOF)
{
return(null);
}
int savePosition = _position, saveColumn = _column,
saveLine = _line;
StringBuilder result = new StringBuilder(length);
for (int i = 0; i < length; i++)
{
char c = ReadChar();
if (c == EOF)
{
break;
}
result.Append(c);
}
_position = savePosition;
_column = saveColumn;
_line = saveLine;
return(result.ToString());
}
/// <summary>
/// Constructor.
/// </summary>
public CharSet
(
int capacity
)
{
Sure.Positive(capacity, nameof(capacity));
_data = new BitArray(capacity);
}
/// <summary>
/// Constructor.
/// </summary>
public RepeatSpecification
(
int index
)
: this()
{
Sure.Positive(index, nameof(index));
Kind = RepeatKind.Explicit;
Index = index;
}
public static IEnumerable <string> Interval
(
[NotNull] IIrbisConnection connection,
[NotNull] string database,
[NotNull] string format,
int firstMfn,
int lastMfn,
int batchSize
)
{
Sure.NotNull(connection, "connection");
Sure.NotNullNorEmpty(database, "database");
Sure.NotNullNorEmpty(format, "format");
Sure.Positive(firstMfn, "firstMfn");
Sure.Positive(lastMfn, "lastMfn");
if (batchSize < 1)
{
Log.Error
(
"BatchRecordFormatter::Interval: "
+ "batchSize="
+ batchSize
);
throw new ArgumentOutOfRangeException("batchSize");
}
int maxMfn = connection.GetMaxMfn(database) - 1;
if (maxMfn == 0)
{
return(StringUtility.EmptyArray);
}
lastMfn = Math.Min(lastMfn, maxMfn);
if (firstMfn > lastMfn)
{
return(StringUtility.EmptyArray);
}
BatchRecordFormatter result = new BatchRecordFormatter
(
connection,
database,
format,
batchSize,
Enumerable.Range(firstMfn, lastMfn - firstMfn + 1)
);
return(result);
}
public static string ReadString
(
[NotNull] this BinaryReader reader,
int count
)
{
Sure.NotNull(reader, nameof(reader));
Sure.Positive(count, nameof(count));
char[] characters = reader.ReadChars(count);
string result = new string(characters);
return(result);
}
public char LookBehind
(
int distance
)
{
Sure.Positive(distance, nameof(distance));
if (_position < distance)
{
return(EOF);
}
return(_text[_position - distance]);
}
/// <inheritdoc cref="IPftFormatter.FormatRecord(Int32)" />
public string FormatRecord
(
int mfn
)
{
Sure.Positive(mfn, "mfn");
if (string.IsNullOrEmpty(Source))
{
return(string.Empty);
}
string result = Connection.FormatRecord(Source, mfn)
?? string.Empty;
return(result);
}
public static MarcRecord SetField
(
[NotNull] this MarcRecord record,
int tag,
int occurrence,
string newText
)
{
Sure.NotNull(record, "record");
Sure.Positive(tag, "tag");
RecordField field = record.Fields.GetField(tag, occurrence);
if (!ReferenceEquals(field, null))
{
field.SubFields.Clear();
field.Value = newText;
}
return(record);
}
public string[] GetUtfStrings
(
int count
)
{
Sure.Positive(count, "count");
List <string> result = new List <string>(count);
for (int i = 0; i < count; i++)
{
string line = GetUtfString();
if (ReferenceEquals(line, null))
{
return(null);
}
result.Add(line);
}
return(result.ToArray());
}
public static MarcRecord SetSubField
(
[NotNull] this MarcRecord record,
int tag,
char code,
[CanBeNull] string newValue
)
{
Sure.NotNull(record, "record");
Sure.Positive(tag, "tag");
RecordField field = record.Fields.GetFirstField(tag);
if (ReferenceEquals(field, null))
{
field = new RecordField(tag);
record.Fields.Add(field);
}
field.SetSubField(code, newValue);
return(record);
}
public static byte[] ReadBytes
(
[NotNull] Stream stream,
int count
)
{
Sure.NotNull(stream, "stream");
Sure.Positive(count, "count");
byte[] result = new byte[count];
int read = stream.Read(result, 0, count);
if (read <= 0)
{
return(null);
}
if (read != count)
{
Array.Resize(ref result, read);
}
return(result);
}
public void Sure_Positive_4()
{
Sure.Positive(1.0, "argument");
}
public void Sure_Positive_2()
{
Sure.Positive(1, "argument");
}
public void Sure_Positive_5()
{
Sure.Positive(0L, "argument");
}
public void Sure_Positive_3()
{
Sure.Positive(0.0, "argument");
}
public void Sure_Positive_6()
{
Sure.Positive(1L, "argument");
}