IndexRequestListener (Yamcs :: Core 5.3.2 API)

```
public interface IndexRequestListener
```
Used by IndexRequestProcessor

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class IndexRequestListener.IndexType

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default void`	`begin(IndexRequestListener.IndexType type, String tblName)`	Called at the beginning or when the table/type changes in case multiple indices are sent.
`void`	`finished(String token, boolean success)`	Called right after the processing ended, either successfully or through error.
`void`	`processData(org.yamcs.protobuf.Yamcs.ArchiveRecord ar)`	Called with new data

- Method Detail
  - begin
```
default void begin(IndexRequestListener.IndexType type,
                   String tblName)
```
    Called at the beginning or when the table/type changes in case multiple indices are sent. If only one type of index is requested, it can be ignored
  - processData
```
void processData(org.yamcs.protobuf.Yamcs.ArchiveRecord ar)
```
    Called with new data
    
    Parameters:
    
    ar -
  - finished
```
void finished(String token,
              boolean success)
```
    Called right after the processing ended, either successfully or through error. If a paged request has been performed, the token can be used to retrieve the next chunk