/// <summary>
/// Transform the contents of the sourceFile and write them to the
/// destFile. (faster and uses less memory, best choice for big
/// files)
/// </summary>
/// <param name="sourceStream">The source stream.</param>
/// <param name="destStream">The destination stream.</param>
/// <returns>The number of transformed records.</returns>
public int TransformFileFast(TextReader sourceStream, StreamWriter destStream)
{
ExHelper.CheckNullParam(sourceStream, "sourceStream");
ExHelper.CheckNullParam(destStream, "destStream");
return(CoreTransformAsync(sourceStream, destStream));
}
/// <summary>Allow to declaratively show what records must be included or excluded</summary>
/// <param name="condition">The condition used to include or exclude each record</param>
/// <param name="selector">The selector for the condition.</param>
public ConditionalRecordAttribute(RecordCondition condition, string selector)
{
ExHelper.CheckNullOrEmpty(selector, "selector");
mCondition = condition;
mConditionSelector = selector;
}
/// <summary>
/// Transform the contents of the sourceFile and write them to the
/// destFile. (faster and uses less memory, best choice for big
/// files)
/// </summary>
/// <param name="sourceFile">The source file.</param>
/// <param name="destStream">The destination stream.</param>
/// <returns>The number of transformed records.</returns>
public int TransformFileFast(string sourceFile, StreamWriter destStream)
{
ExHelper.CheckNullParam(sourceFile, "sourceFile");
ExHelper.CheckNullParam(destStream, "destStream");
return(CoreTransformAsync(new InternalStreamReader(sourceFile, SourceEncoding, true, EngineBase.DefaultReadBufferSize * 5), destStream));
}
/// <summary>
/// Transform the contents of the sourceFile and write them to the
/// destFile. (faster and uses less memory, best choice for big
/// files)
/// </summary>
/// <param name="sourceStream">The source stream.</param>
/// <param name="destFile">The destination file.</param>
/// <returns>The number of transformed records.</returns>
public int TransformFileFast(TextReader sourceStream, string destFile)
{
ExHelper.CheckNullParam(sourceStream, "sourceStream");
ExHelper.CheckNullParam(destFile, "destFile");
return(CoreTransformAsync(sourceStream, new StreamWriter(destFile, false, DestinationEncoding, EngineBase.DefaultWriteBufferSize * 5)));
}
/// <summary>
/// Transform the contents of the sourceFile and write them to the
/// destFile.(use only if you need the array of the transformed
/// records, TransformFileFast is faster)
/// </summary>
/// <param name="sourceFile">The source file.</param>
/// <param name="destFile">The destination file.</param>
/// <returns>The transformed records.</returns>
public TDestination[] TransformFile(string sourceFile, string destFile)
{
ExHelper.CheckNullParam(sourceFile, "sourceFile");
ExHelper.CheckNullParam(destFile, "destFile");
ExHelper.CheckDifferentsParams(sourceFile, "sourceFile", destFile, "destFile");
return(CoreTransformFile(sourceFile, destFile));
}
/// <summary>
/// Transform the contents of the sourceFile and write them to the
/// destFile. (faster and uses less memory, best choice for big
/// files)
/// </summary>
/// <param name="sourceFile">The source file.</param>
/// <param name="destFile">The destination file.</param>
/// <returns>The number of transformed records.</returns>
public int TransformFileFast(string sourceFile, string destFile)
{
ExHelper.CheckNullParam(sourceFile, "sourceFile");
ExHelper.CheckNullParam(destFile, "destFile");
ExHelper.CheckDifferentsParams(sourceFile, "sourceFile", destFile, "destFile");
return(CoreTransformAsync(new InternalStreamReader(sourceFile, SourceEncoding, true, EngineBase.DefaultReadBufferSize * 5), new StreamWriter(destFile, false, DestinationEncoding, EngineBase.DefaultWriteBufferSize * 5)));
}
/// <summary>Transform the contents of the sourceFile and write them to the destFile. (faster and use less memory, best choice for big files)</summary>
/// <param name="sourceFile">The source file.</param>
/// <param name="destFile">The destination file.</param>
/// <returns>The number of transformed records.</returns>
public int TransformFileAsync(string sourceFile, string destFile)
{
ExHelper.CheckNullParam(sourceFile, "sourceFile");
ExHelper.CheckNullParam(destFile, "destFile");
ExHelper.CheckDifferentsParams(sourceFile, "sourceFile", destFile, "destFile");
if (mConvert1to2 == null)
throw new BadUsageException("You must define a method in the class " + SourceType.Name + " with the attribute [TransfortToRecord(typeof(" + DestinationType.Name + "))] that return an object of type " + DestinationType.Name);
return CoreTransformAsync(sourceFile, destFile, mSourceType, mDestinationType, mConvert1to2);
}
public FileTransformEngine()
{
Type sourceType = typeof(Source);
Type destType = typeof(Destination);
#endif
//throw new NotImplementedException("This feature is not ready yet. In the next release maybe work =)");
ExHelper.CheckNullParam(sourceType, "sourceType");
ExHelper.CheckNullParam(destType, "destType");
ExHelper.CheckDifferentsParams(sourceType, "sourceType", destType, "destType");
mSourceType = sourceType;
mDestinationType = destType;
ValidateRecordTypes();
}
/// <summary>Allow to declaratively show what records must be included or excluded</summary>
/// <param name="condition">The condition used to include or exclude each record <see cref="RecordCondition"/>conditions</param>
/// <param name="conditionSelector">The selector (match string) for the condition.</param>
public ConditionalRecordAttribute(RecordCondition condition, string conditionSelector)
{
Condition = condition;
ConditionSelector = conditionSelector;
ExHelper.CheckNullOrEmpty(conditionSelector, "conditionSelector");
}
