private SeparatedValueParser(Stream stream, Schema schema, SeparatedValueParserOptions options, bool hasSchema)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (hasSchema && schema == null)
{
throw new ArgumentNullException("schema");
}
if (options == null)
{
throw new ArgumentNullException("options");
}
this.stream = stream;
StreamReader reader = new StreamReader(stream);
this.text = reader.ReadToEnd();
regex = buildRegex(options.Separator);
if (hasSchema)
{
if (options.IsFirstRecordSchema)
{
readNextRecord(); // skip header record
}
this.schema = schema;
}
else if (options.IsFirstRecordSchema)
{
string[] columnNames = readNextRecord();
this.schema = new Schema();
foreach (string columnName in columnNames)
{
StringColumn column = new StringColumn(columnName);
this.schema.AddColumn(column);
}
}
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="fileName">The path of the file containing the records to extract.</param>
/// <param name="schema">The predefined schema for the records.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The schema is null.</exception>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(string fileName, Schema schema, SeparatedValueParserOptions options)
: this(File.OpenRead(fileName), schema, options, true)
{
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="fileName">The path of the file containing the records to extract.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(string fileName, SeparatedValueParserOptions options)
: this(File.OpenRead(fileName), null, options, false)
{
}
private SeparatedValueParser(Stream stream, Schema schema, SeparatedValueParserOptions options, bool hasSchema)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (hasSchema && schema == null)
{
throw new ArgumentNullException("schema");
}
if (options == null)
{
throw new ArgumentNullException("options");
}
this.stream = stream;
StreamReader reader = new StreamReader(stream);
this.text = reader.ReadToEnd();
regex = buildRegex(options.Separator);
if (hasSchema)
{
if (options.IsFirstRecordSchema)
{
readNextRecord(); // skip header record
}
this.schema = schema;
}
else if (options.IsFirstRecordSchema)
{
string[] columnNames = readNextRecord();
this.schema = new Schema();
foreach (string columnName in columnNames)
{
StringColumn column = new StringColumn(columnName);
this.schema.AddColumn(column);
}
}
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="stream">A stream containing the records to parse.</param>
/// <param name="schema">The predefined schema for the records.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The stream is null.</exception>
/// <exception cref="System.ArgumentNullException">The schema is null.</exception>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(Stream stream, Schema schema, SeparatedValueParserOptions options)
: this(stream, schema, options, true)
{
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="stream">A stream containing the records to parse.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The stream is null.</exception>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(Stream stream, SeparatedValueParserOptions options)
: this(stream, null, options, false)
{
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="stream">A stream containing the records to parse.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The stream is null.</exception>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(Stream stream, SeparatedValueParserOptions options)
: this(stream, null, options, false)
{
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="fileName">The path of the file containing the records to extract.</param>
/// <param name="schema">The predefined schema for the records.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The schema is null.</exception>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(string fileName, Schema schema, SeparatedValueParserOptions options)
: this(File.OpenRead(fileName), schema, options, true)
{
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="fileName">The path of the file containing the records to extract.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(string fileName, SeparatedValueParserOptions options)
: this(File.OpenRead(fileName), null, options, false)
{
}
/// <summary>
/// Initializes a new instance of a SeparatedValueParser.
/// </summary>
/// <param name="stream">A stream containing the records to parse.</param>
/// <param name="schema">The predefined schema for the records.</param>
/// <param name="options">The options for configuring the parser's behavior.</param>
/// <exception cref="System.ArgumentNullException">The stream is null.</exception>
/// <exception cref="System.ArgumentNullException">The schema is null.</exception>
/// <exception cref="System.ArgumentNullException">The options object is null.</exception>
public SeparatedValueParser(Stream stream, Schema schema, SeparatedValueParserOptions options)
: this(stream, schema, options, true)
{
}