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// Copyright 2009-2022 Josh Close
// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
// https://github.com/JoshClose/CsvHelper
using System;
namespace CsvHelper.Expressions
{
/// <summary>
/// Manages record manipulation.
/// </summary>
public class RecordManager
{
private readonly CsvReader reader;
private readonly RecordCreatorFactory recordCreatorFactory;
private readonly RecordHydrator recordHydrator;
private readonly RecordWriterFactory recordWriterFactory;
/// <summary>
/// Initializes a new instance using the given reader.
/// </summary>
/// <param name="reader"></param>
public RecordManager(CsvReader reader)
{
this.reader = reader;
recordCreatorFactory = ObjectResolver.Current.Resolve<RecordCreatorFactory>(reader);
recordHydrator = ObjectResolver.Current.Resolve<RecordHydrator>(reader);
}
/// <summary>
/// Initializes a new instance using the given writer.
/// </summary>
/// <param name="writer">The writer.</param>
public RecordManager(CsvWriter writer)
{
recordWriterFactory = ObjectResolver.Current.Resolve<RecordWriterFactory>(writer);
}
/// <summary>
/// Creates a record of the given type using the current reader row.
/// </summary>
/// <typeparam name="T">The type of record to create.</typeparam>
public T Create<T>()
{
var recordCreator = recordCreatorFactory.MakeRecordCreator(typeof(T));
return recordCreator.Create<T>();
}
/// <summary>
/// Creates a record of the given type using the current reader row.
/// </summary>
/// <param name="recordType">The type of record to create.</param>
public object? Create(Type recordType)
{
var recordCreator = recordCreatorFactory.MakeRecordCreator(recordType);
return recordCreator.Create(recordType);
}
/// <summary>
/// Hydrates the given record using the current reader row.
/// </summary>
/// <typeparam name="T">The type of the record.</typeparam>
/// <param name="record">The record to hydrate.</param>
public void Hydrate<T>(T record)
{
recordHydrator.Hydrate(record);
}
/// <summary>
/// Writes the given record to the current writer row.
/// </summary>
/// <typeparam name="T">The type of the record.</typeparam>
/// <param name="record">The record.</param>
public void Write<T>(T record)
{
var recordWriter = recordWriterFactory.MakeRecordWriter(record);
recordWriter.Write(record);
}
}
}
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