/// <summary>
/// Visits the batch.
/// </summary>
/// <param name="batch">The batch.</param>
/// <returns></returns>
protected virtual Expression VisitBatch(BatchExpression batch)
{
var operation = (LambdaExpression)this.Visit(batch.Operation);
var batchSize = this.Visit(batch.BatchSize);
var stream = this.Visit(batch.Stream);
return(this.UpdateBatch(batch, batch.Input, operation, batchSize, stream));
}
/// <summary>
/// Updates the batch.
/// </summary>
/// <param name="batch">The batch.</param>
/// <param name="input">The input.</param>
/// <param name="operation">The operation.</param>
/// <param name="batchSize">Size of the batch.</param>
/// <param name="stream">The stream.</param>
/// <returns></returns>
protected BatchExpression UpdateBatch(BatchExpression batch, Expression input, LambdaExpression operation, Expression batchSize, Expression stream)
{
if (input != batch.Input || operation != batch.Operation || batchSize != batch.BatchSize || stream != batch.Stream)
{
return(new BatchExpression(input, operation, batchSize, stream));
}
return(batch);
}
/// <summary>
/// Visits the batch.
/// </summary>
/// <param name="batch">The batch.</param>
/// <returns></returns>
protected virtual Expression VisitBatch(BatchExpression batch)
{
this.Write("Batch(");
this.WriteLine(Indentation.Inner);
this.Visit(batch.Input);
this.Write(",");
this.WriteLine(Indentation.Same);
this.Visit(batch.Operation);
this.Write(",");
this.WriteLine(Indentation.Same);
this.Visit(batch.BatchSize);
this.Write(", ");
this.Visit(batch.Stream);
this.WriteLine(Indentation.Outer);
this.Write(")");
return(batch);
}
/// <summary>
/// Compares the batch.
/// </summary>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <returns></returns>
protected virtual bool CompareBatch(BatchExpression x, BatchExpression y)
{
return(this.Compare(x.Input, y.Input) && this.Compare(x.Operation, y.Operation) && this.Compare(x.BatchSize, y.BatchSize) && this.Compare(x.Stream, y.Stream));
}