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
* 
	 * @param name
	 *            variable name
	 * @param value
	 *            variable value
	 */
	public void registerBean( String name, Object value )
	{
		transientBeans.put( name, value );
		scriptContext.registerBean( name, value );
	}
	public void unregisterBean( String name )
	{
		transientBeans.remove( name );
		scriptContext.registerBean( name, null );
	}
	public Map getBeans( )
	{
		return transientBeans;
	}
	public void registerGlobalBeans( Map map )
	{
		if ( map != null )
		{
			Iterator iter = map.entrySet( ).iterator( );
			while ( iter.hasNext( ) )
			{
				Map.Entry entry = (Map.Entry) iter.next( );
				Object keyObj = entry.getKey( );
				Object value = entry.getValue( );