Bug 154832 Wrong node is added to Report Parameters for cascading parameter in Palette view
Description: Wrong node is added to Report Parameters for cascading parameter in Palette view. Steps to reproduce: 1. New a report, add a cascading parameter 2. Switch to Script tab in Editor view, and then switch to Palette view 3. Expand Report Parameters node Expected result: A cascading parameter group is added to Report Parameters node Actual result: Expect a cascading parameter group is added to Report Parameters node, the children of the cascading parameter group are added as scalar parameters
UI/org.eclipse.birt.report.designer.ui.editors.schematic/src/org/eclipse/birt/report/designer/internal/ui/editors/script/JSEditor.java
/**
	 * setEditorText - sets the editor content.
	 * 
	 * @param text
	 */
	private void setEditorText( String text )
	{
		if ( text == null )
			text = ""; 
		( (JSDocumentProvider) this.getDocumentProvider( ) ).getDocument( editorInput )
				.set( text );
	}
	/**
	 * getEditorText() - gets the editor content.
	 * 
	 */
	private String getEditorText( )
	{
		return this.getDocumentProvider( ).getDocument( editorInput ).get( );
	}
	/**
	 * saveEditorContentsDE - saves the current editor contents to ROM using DE
	 * API
	 * 
	 * @param desHdl
	 * @return true if updated else false.
	 */
	private boolean saveEditorContentsDE( DesignElementHandle desHdl )
	{