Bug 207897 [Automation][Regression]A DataException is thrown out when preview reportdesign
Description: A DataException is thrown out when preview reportdesign Test Date: 20071030 Test Build: BIRT2.2.2 v20071029 Step to reproduce: 1. Use the reportdesign attached 2. Preview it Expect result: Report can be previewed without any exception. Actual result: A DataException is thrown out.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
{
		return rsets;
	}
	public void setResultSets( IBaseResultSet[] rsets )
	{
		if ( this.rsets == rsets )
		{
			return;
		}
		if ( rsets != null )
		{
			this.rsets = rsets;
			if ( rsets[0] != null )
			{
				Scriptable scope = scriptContext.getRootScope( );
				DataAdapterUtil.registerJSObject( scope,
						new ResultIteratorTree( rsets[0] ) );
			}
		}
		else
		{
			this.rsets = null;
			
			
			
			
		}
	}
	
	private class ResultIteratorTree implements ILinkedResult