org.eclipse.birt.report.engine.extension
Interface IReportItemQuery


public interface IReportItemQuery

Defines the extended item query extension, which handles report query preparation.


Method Summary
 org.eclipse.birt.data.engine.api.IBaseQueryDefinition[] getReportQueries(org.eclipse.birt.data.engine.api.IBaseQueryDefinition parent)
          returns the report queries that the extension uses.
 void setModelObject(org.eclipse.birt.report.model.api.ExtendedItemHandle modelHandle)
          passes a handle to the extended report item model to the query extension
 

Method Detail

setModelObject

public void setModelObject(org.eclipse.birt.report.model.api.ExtendedItemHandle modelHandle)
passes a handle to the extended report item model to the query extension

Parameters:
modelHandle - a handle to the extended item model object

getReportQueries

public org.eclipse.birt.data.engine.api.IBaseQueryDefinition[] getReportQueries(org.eclipse.birt.data.engine.api.IBaseQueryDefinition parent)
                                                                         throws org.eclipse.birt.core.exception.BirtException
returns the report queries that the extension uses. Report queries provide data requirement specification to allow the data module in engine to prepare for data access.

Parameters:
parent - an in parameter specifying the parent query for the queries generated for this extended item. Could be null if the extended item defines its own data set
Returns:
an array of report queries that is used for data preparation, null if no queries
Throws:
org.eclipse.birt.core.exception.BirtException - throwed when the extension fails to construct the query array


Copyright © 2005 Actuate Corp. All rights reserved.