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

```
public interface Report
```
This interface represents a report (for serverside calculation) as a whole.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Data`	`calculate()`	Creates the report and returns the data as a result.
`void`	`cleanup()`	Cleans up the report after using it.
`int`	`getColumnCnt()`	Returns the number of columns.
`java.util.Iterator<Column>`	`getColumnIterator()`	Creates an iterator for iterating over the report's columns.
`java.lang.String`	`getDataRoot()`	Gets the root path of this report (for querying the data).
`java.util.Iterator<Column>`	`getSnapshotDataCols()`	Creates an iterator for iterating over the columns to be used for snapshot data.
`boolean`	`hasGroupedColumns()`	Returns if any group is grouped.

- Method Detail
  - calculate
```
Data calculate()
        throws javax.jcr.RepositoryException
```
    Creates the report and returns the data as a result.
    
    Returns:
    
    The report's data
    
    Throws:
    
    javax.jcr.RepositoryException - if calculating data fails due to a repository error
  - getColumnIterator
```
java.util.Iterator<Column> getColumnIterator()
```
    Creates an iterator for iterating over the report's columns.
    
    Returns:
    
    Column iterator
  - getColumnCnt
```
int getColumnCnt()
```
    Returns the number of columns.
    
    Returns:
    
    Number of columns
  - hasGroupedColumns
```
boolean hasGroupedColumns()
```
    Returns if any group is grouped.
    
    Returns:
    
    true if any column is grouped
  - getSnapshotDataCols
```
java.util.Iterator<Column> getSnapshotDataCols()
```
    Creates an iterator for iterating over the columns to be used for snapshot data.
    
    Returns:
    
    Snapshot column iterator
  - getDataRoot
```
java.lang.String getDataRoot()
```
    Gets the root path of this report (for querying the data).
    
    Returns:
    
    Root path of this report; null if no root path is specified for the report
  - cleanup
```
void cleanup()
```
    Cleans up the report after using it.