public Boolean IsMatch(Record record)
{
Boolean found = false;
for (Int32 index = 0; index < this.values.Length; index++)
{
if (this.values[index].Value == record.Term)
{
this.values[index].MatchedCount++;
found = true;
break;
}
}
if (!found)
{
return false;
}
if (this.matchQuota == MatchQuotas.FirstMatchInList)
{
this.HasReachedMatchQuota = true;
}
if (this.matchQuota == MatchQuotas.FirstMatchOfEachTermInList && !this.values.Any(x => x.MatchedCount == 0))
{
this.HasReachedMatchQuota = true;
}
return true;
}
public static void WriteRecordToStream(StreamWriter writer, IStreamReader reader, Record record)
{
Int64 position = reader.Position;
reader.Position = record.Start;
while (reader.Position < record.End)
{
writer.WriteLine(reader.ReadLine());
}
reader.Position = position;
}
public void WriteMatchedRecord(IStreamReader reader, Record record)
{
reader.VerifyThatObjectIsNotNull("Cannot write matched record. Parameter 'reader' is null.");
record.VerifyThatObjectIsNotNull("Cannot write matched record. Parameter 'record' is null.");
if (!this.DoWriteMatchedRecords)
{
throw new InvalidOperationException("Writer not set to write out matched record.");
}
if (this.matchedWriter == null)
{
this.matchedWriter = new StreamWriter(this.matchedFilePath);
}
this.statisticsCollector.RecordWrittenToOutputFile(this.matchedFilePath);
StreamWriteOperations.WriteRecordToStream(this.matchedWriter, reader, record);
}
public Record ReadRecord(IStreamReader reader)
{
Record record = null;
var lineIDStart = (Int32)this.descriptor.LineIDStart;
var lineIDLength = (Int32)this.descriptor.LineIDLength;
var termStart = (Int32)this.descriptor.Term.Start;
var termLength = (Int32)this.descriptor.Term.Length;
while (!reader.EndOfStream)
{
Int64 position = reader.Position;
var line = reader.ReadLine();
var lineID = line.Substring(lineIDStart, lineIDLength);
if (lineID == descriptor.HeaderID)
{
if (record == null)
{
record = new Record { Start = position };
}
else
{
record.End = position;
reader.Position = position;
return record;
}
}
if (lineID == descriptor.Term.LineID)
{
record.Term = line.Substring(termStart, termLength);
}
}
if (record != null)
{
record.End = reader.Position;
}
return record;
}
private void WriteRecordsToFile(IStreamReader reader, Record record, String outputPrefix)
{
reader.VerifyThatObjectIsNotNull("Cannot write record. Parameter 'reader' is null.");
record.VerifyThatObjectIsNotNull("Cannot write record. Parameter 'record' is null.");
StreamWriter writer;
String outputName = Path.GetDirectoryName(reader.Name) + @"\" + outputPrefix + Path.GetFileName(reader.Name);
if (!writers.ContainsKey(outputName))
{
writer = new StreamWriter(outputName);
writers.Add(outputName, writer);
}
else
{
writer = writers[outputName];
}
this.statisticsCollector.RecordWrittenToOutputFile(outputName);
StreamWriteOperations.WriteRecordToStream(writer, reader, record);
}
public Record ReadRecord(IStreamReader streamReader)
{
Record record = null;
while (!streamReader.EndOfStream)
{
Int64 position = streamReader.Position;
var line = streamReader.ReadLine();
var lineIDTerm = line.ExtractField(this.descriptor.Delimiter, this.descriptor.Qualifier, this.descriptor.LineIDIndex);
if (lineIDTerm == this.descriptor.HeaderID)
{
if (record == null)
{
record = new Record { Start = position };
}
else
{
record.End = position;
streamReader.Position = position;
return record;
}
}
if (lineIDTerm != this.descriptor.Term.LineID)
{
continue;
}
record.Term = line.ExtractField(this.descriptor.Delimiter, this.descriptor.Qualifier, this.descriptor.Term.Index);
}
if (record != null)
{
record.End = streamReader.Position;
}
return record;
}
private void WriteNothing(IStreamReader reader, Record record)
{
}
public void WriteUnmatchedRecord(IStreamReader reader, Record record)
{
WriteRecordsToFile(reader, record, "Unmatched_From_");
}
