Bug 184569 Time parameter format will affact other data item format.[0705]
Description: Time parameter format will affact other data item format. Build number:2.2.0.v20070428 Steps to reproduce: 1. New a report parameter, Time type. 2. Click Change to set format as hh:mm. 3. Drag the parameter to layout. 4. Insert a Data item, datetime type, input expression as "new Date()". 5. Preview and input 8:30 as value Expected result: Display time value and the second line display datetime value. Actual result: Both parameter and data item display time value. Error log:N/A
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
* All page break listeners.
	 */
	private List pageBreakListeners;
	
	/**
	 * create a new context. Call close to finish using the execution context
	 */
	public ExecutionContext( )
	{
		this( null );
	}
	/**
	 * create a new context. Call close to finish using the execution context
	 */
	public ExecutionContext( EngineTask engineTask )
	{
		if ( engineTask != null )
		{
			task = engineTask;
			engine = task.getEngine( );
			log = task.getLogger( );
		}
		else
		{
			log = Logger.getLogger( ExecutionContext.class.getName( ) );
		}
		locale = Locale.getDefault( );
		ScriptableObject rootScope = null;
		if ( engine != null )
		{