Bug 113938 Report is marked dirty when open/close cascading parameter dialog without doing any operation on it
description: Report is marked dirty when open/close cascading parameter dialog without doing any operation on it steps to reproduce: 1.new a cascading parameter group 2.save the reprot 3.double click the cascading parameter to bring out edit box 4.click OK to close edit box actual result: Report has been marked dirty expected result: No dirty marked for that no operations done in edit parameter dialog
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ExpressionProvider.java
}
		return category;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.ui.dialogs.IExpressionProvider#getChildren(java.lang.Object)
	 */
	public Object[] getChildren( Object parent )
	{
		ArrayList childrenList = new ArrayList( );
		if ( parent instanceof Object[] )
		{
			Object[] array = (Object[]) parent;
			if ( array instanceof Operator[] )
			{
				return array;
			}
			for ( int i = 0; i < array.length; i++ )
			{
				Object[] children = getChildren( array[i] );
				childrenList.addAll( Arrays.asList( children ) );
			}
		}
		else if ( parent instanceof String )
		{
			if ( PARAMETERS.equals( parent ) )
			{
				childrenList.add( ALL );
				for ( Iterator iter = moduleHandle.getAllParameters( )