ArchiveDataProvider

```
public interface ArchiveDataProvider
```
Provider of archive data that holds data. example of usage: { ArchiveDataProvider provider = ... ; while(provider.containtData()) { D2Val [] data = provider.waitForData(); } }

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`containtData()`
`ArchiveObjectDescription`	`getDescription()`	Get current snapshot of configuration of archived tag.
`sk.ipesoft.d2000.base.UnivalValue<?>[]`	`waitForData()`	Wait until some data came from archive and return them.
`sk.ipesoft.d2000.base.UnivalValue<?>[]`	`waitForData(long timeoutMilliseconds)`	Wait until some data came from archive or specified timeout.

- Method Detail
  - waitForData
```
sk.ipesoft.d2000.base.UnivalValue<?>[] waitForData()
                                            throws java.lang.InterruptedException,
                                                   D2JapiException
```
    Wait until some data came from archive and return them.
    
    Returns:
    
    data or null if no more data is available.
    
    Throws:
    
    java.lang.InterruptedException - when interrupted during wait
    
    D2JapiException - when request refused by kernel
  - waitForData
```
sk.ipesoft.d2000.base.UnivalValue<?>[] waitForData(long timeoutMilliseconds)
                                            throws java.lang.InterruptedException,
                                                   D2JapiException
```
    Wait until some data came from archive or specified timeout.
    
    Parameters:
    
    timeoutMilliseconds - timeout limit im milliseconds
    
    Returns:
    
    data or null if no data is available or timeout is reached.
    
    Throws:
    
    java.lang.InterruptedException - when interrupted during wait
    
    D2JapiException - when request refused by kernel
  - containtData
```
boolean containtData()
```
    Returns:
    
    if provider contains any data
  - getDescription
```
ArchiveObjectDescription getDescription()
```
    Get current snapshot of configuration of archived tag.
    
    Returns:
    
    configuration