MetaDataRetriever (The Adobe AEM Quickstart and Web Application. 6.6.0)

```
public interface MetaDataRetriever
```
Retrieves the Campaign meta data for a page.

Contrary to MetaDataRetriever, this class creates a tree hierarchy with a flexible depth.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  MetaDataNode retrieve(Resource page)
  Retrieves the meta data for the specified page resource.

- Method Detail
  - retrieve
```
MetaDataNode retrieve(Resource page)
               throws ACConnectorException
```
    Retrieves the meta data for the specified page resource.
    
    Parameters:
    
    page - The page resource
    
    Returns:
    
    The root node of the meta data
    
    Throws:
    
    ACConnectorException - if the data could not be retrieved due to a problem with the connector service