Bug 207258 Error exception message in type validation of multi-value parameters
If there is any exception in type validation of multi-value parameter, we will always get following error message: The type of parameter "NewParameter" is expected as "Object[]", not "Array".. This message is incorrect. Please replace the "Array" with the correct value type.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/EngineTask.java
ScriptedDesignVisitor visitor = new ScriptedDesignVisitor(
				reportDesign, executionContext );
		visitor.apply( reportDesign.getRoot( ) );
		runnable.setDesignHandle( reportDesign );
	}
	protected void startFactory( )
	{
		ReportDesignHandle reportDesign = executionContext.getDesign( );
		ReportScriptExecutor.handleBeforeFactory( reportDesign,
				executionContext );
	}
	protected void closeFactory( )
	{
		ReportDesignHandle reportDesign = executionContext.getDesign( );
		ReportScriptExecutor
				.handleAfterFactory( reportDesign, executionContext );
	}
	protected void startRender( )
	{
		ReportDesignHandle reportDesign = executionContext.getDesign( );
		ReportScriptExecutor
				.handleBeforeRender( reportDesign, executionContext );
	}
	protected void closeRender( )
	{
		ReportDesignHandle reportDesign = executionContext.getDesign( );
		ReportScriptExecutor.handleAfterRender( reportDesign, executionContext );
	}
	
	public void setDataSource( IDocArchiveReader dataSource )