Bug 201379 Different process way for maxlevels 0 and maxrows 0[0003]
Description: Different process way for maxlevels and maxrows when they are set to 0 Build number:2.2.1.v20070828 Steps to reproduce: 1. Deploy BIRT. 2. set BIRT_VIEWER_MAX_ROWS as 0 3. set BIRT_VIEWER_MAX_CUBE_LEVELS as 0. 4. Preview report containing table and crosstab. Expected result: Same effect for these two properties Actual result: Return all rows for table and return 0 for crosstab Error log:n/a
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataRequestSessionImpl.java
throws BirtException
	{
		
		return dataEngine.prepare( query, this.sessionContext.getAppContext( ) );
	}
	/*
	 * @see org.eclipse.birt.report.data.adaptor.impl.IDataRequestSession#closeDataSource(java.lang.String)
	 */
	public void closeDataSource( String dataSourceName ) throws BirtException
	{
		dataEngine.closeDataSource( dataSourceName );
	}
	/*
	 * @see org.eclipse.birt.report.data.adaptor.impl.IDataRequestSession#getModelAdaptor()
	 */
	public IModelAdapter getModelAdaptor( )
	{
		return modelAdaptor;
	}
	/*
	 * @see org.eclipse.birt.report.data.adaptor.impl.IDataRequestSession#shutdown()
	 */
	public void shutdown( )
	{
		dataEngine.shutdown( );
		dataEngine = null;
	}
	/**
	 * get the distinct value of query
	 * @param dataSet