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Session
Sam Gerené edited this page Dec 7, 2017
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The Session class is the core class of the CDP4-SDK for API developers that wish to develop C# applications that need to interface with ECSS-E-TM-10-25A Annex C. It provides a layer of abstraction that exposes the following methods that can be used to Create, Read, Update and Delete objects from an Annex C data-source.
The Session class implements the ISession interface that exposes the following core methods:
| method | description | async |
|---|---|---|
| Open | Open a connection to a data-source | y |
| Read | Read Things from a data-source |
y |
| Write | Write updates to Things to a data-source |
y |
| Refresh | Update the Cache with updated Things from a data-source |
y |
| Reload | Reload all Things from a data-source for all open TopContainers
|
y |
| Close | Close the connection to a data-source and clear the Cache | n |
The ISession interface exposes more convenience methods that are explained in the following sections.
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