SqlServerPersistentStorage (digitaltwin-builder 2.4.0 API)

java.lang.Object
- com.scaleoutsoftware.digitaltwin.persistentstorage.PersistentStorage<V>
- - com.scaleoutsoftware.digitaltwin.persistentstorage.SqlServerPersistentStorage<V>

Type Parameters:

V - the type of the digital twin
```
public class SqlServerPersistentStorage<V extends DigitalTwinBase>
extends PersistentStorage<V>
```
SQLServer persistent storage - transparently store and load digital twins to and from a SQL Server database.

Constructor Summary

Constructors
Constructor Description

SqlServerPersistentStorage(java.lang.String model, java.lang.Class<V> clazz)

Method Summary

Modifier and Type	Method	Description
`byte`	`getPersistencePolicy()`
`void`	`initialize(java.util.HashMap<java.lang.String,java.lang.String> conf)`
`void`	`initializeSqlServerConnection()`
`boolean`	`isActive()`
`V`	`load(java.lang.String id)`
`void`	`store(V instance)`
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - SqlServerPersistentStorage
```
public SqlServerPersistentStorage(java.lang.String model,
                                  java.lang.Class<V> clazz)
```
- Method Detail
  - isActive
```
public boolean isActive()
```
    Specified by:
    
    isActive in class PersistentStorage<V extends DigitalTwinBase>
  - store
```
public void store(V instance)
```
    Specified by:
    
    store in class PersistentStorage<V extends DigitalTwinBase>
  - load
```
public V load(java.lang.String id)
```
    Specified by:
    
    load in class PersistentStorage<V extends DigitalTwinBase>
  - initialize
```
public void initialize(java.util.HashMap<java.lang.String,java.lang.String> conf)
```
    Specified by:
    
    initialize in class PersistentStorage<V extends DigitalTwinBase>
  - getPersistencePolicy
```
public byte getPersistencePolicy()
```
    Specified by:
    
    getPersistencePolicy in class PersistentStorage<V extends DigitalTwinBase>
  - initializeSqlServerConnection
```
public void initializeSqlServerConnection()
```
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object