> For the complete documentation index, see [llms.txt](https://help.santesuite.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.santesuite.org/developers/server-plugins/implementing-.net-features/service-definitions/irecordmergingservice-t.md).

# IRecordMergingService{T}

`IRecordMergingService<T>` in assembly SanteDB.Core.Api version 3.0.1980.0

## Summary

Represents a service which appropriately merges / unmerges records

## Events

| Event     | Type                                    | Description                      |
| --------- | --------------------------------------- | -------------------------------- |
| Merging   | EventHandler\<DataMergingEventArgs\<T>> | Fired prior to a merge occurring |
| Merged    | EventHandler\<DataMergeEventArgs\<T>>   | Fired after a merge has occurred |
| UnMerging | EventHandler\<DataMergingEventArgs\<T>> | Fired prior to a merge occurring |
| UnMerged  | EventHandler\<DataMergeEventArgs\<T>>   | Fired after a merge has occurred |

## Implementations

### SimResourceInterceptor\<TModel> - (SanteDB.Core.Api)

Single Instance Mode Handler

#### Description

This class binds to startup and enables the listening and merging of records based on the record matcher

{% hint style="info" %}
This service implementation is abstract or is a generic definition. It is intended to be implemented or constructed at runtime from other services and cannot be used directly
{% endhint %}

### MdmEntityMerger\<TEntity> - (SanteDB.Persistence.MDM)

An MDM merger that operates on Entities

#### Description

This class exists to allow callers to interact with the operations in the underlying infrastructure.

{% hint style="info" %}
This service implementation is abstract or is a generic definition. It is intended to be implemented or constructed at runtime from other services and cannot be used directly
{% endhint %}

### MdmResourceMerger\<TModel> - (SanteDB.Persistence.MDM)

An implementation of a IRecordMergeService for an MDM controlled resource

{% hint style="info" %}
This service implementation is abstract or is a generic definition. It is intended to be implemented or constructed at runtime from other services and cannot be used directly
{% endhint %}

\# Example Implementation \`\`\`csharp /// Example Implementation using SanteDB.Core.Services; /// Other usings here public class MyRecordMergingService : SanteDB.Core.Services.IRecordMergingService { public String ServiceName => "My own IRecordMergingService\`1 service"; ////// Fired prior to a merge occurring ///public event EventHandler> Merging; ////// Fired after a merge has occurred ///public event EventHandler> Merged; ////// Fired prior to a merge occurring ///public event EventHandler> UnMerging; ////// Fired after a merge has occurred ///public event EventHandler> UnMerged; } \`\`\`

## References

* [IRecordMergingService\<T> C# Documentation](http://santesuite.org/assets/doc/net/html/T_SanteDB_Core_Services_IRecordMergingService_1.htm)
* [SimResourceInterceptor\<TModel> C# Documentation](http://santesuite.org/assets/doc/net/html/T_SanteDB_Core_Data_Management_SimResourceInterceptor_1.htm)
* [MdmEntityMerger\<TEntity> C# Documentation](http://santesuite.org/assets/doc/net/html/T_SanteDB_Persistence_MDM_Services_Resources_MdmEntityMerger_1.htm)
* [MdmResourceMerger\<TModel> C# Documentation](http://santesuite.org/assets/doc/net/html/T_SanteDB_Persistence_MDM_Services_Resources_MdmResourceMerger_1.htm)